


Complete code demonstration PHP upload multiple files_PHP tutorial
I read a book about PHP a few days ago, which impressed me deeply. I will first introduce the development history of PHP, and then teach you a little trick on uploading multiple files using PHP. Let us first briefly introduce PHP! PHP was originally created by Rasmus Lerdorf in 1994. It started as a simple program written in Perl language to count visitors to his own website. Later it was rewritten in C language, including access to the database.
PHP code implementation for uploading multiple files:
<ol class="dp-xml"> <li class="alt"> <span><strong><font color="#006699"><span class="tag"><?</SPAN><SPAN class=tag-name>php</SPAN></FONT></STRONG><SPAN> </SPAN></SPAN><LI class=""><SPAN>require_once("include/upload.class.php"); </SPAN><LI class=alt><SPAN>if($_POST["button"]) </SPAN><LI class=""><SPAN>{ </SPAN><LI class=alt><SPAN>//print_r($_FILES); </SPAN><LI class=""><SPAN>//多个上传 </SPAN><LI class=alt><SPAN>//$</SPAN><SPAN class=attribute><FONT color=#ff0000>upload</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>newTTRUpload</FONT></SPAN><SPAN>($_FILES,"ANY");//同下 </SPAN></SPAN><LI class=""><SPAN> </SPAN><LI class=alt><SPAN>$</SPAN><SPAN class=attribute><FONT color=#ff0000>upload</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>newTTRUpload</FONT></SPAN><SPAN>(array($_FILES["file1"],$_FILES["file2"],$_FILES["file3"],$_FILES["file4"]),"ANY"); </SPAN></SPAN><LI class=""><SPAN> </SPAN><LI class=alt><SPAN>//单个上传 </SPAN><LI class=""><SPAN>//$</SPAN><SPAN class=attribute><FONT color=#ff0000>upload</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>newTTRUpload</FONT></SPAN><SPAN>($_FILES["file1"]); </SPAN></SPAN><LI class=alt><SPAN>$upload-</SPAN><SPAN class=tag><STRONG><FONT color=#006699>></span></font></strong></span><span>upload(); </span> </li> <li class=""> <span>echo$upload-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadFileName(); </span> </li> <li class="alt"><span>} </span></li> <li class=""> <span></span><span class="tag"><strong><font color="#006699">?></font></strong></span><span> </span> </li> <li class="alt"> <span><!DOCTYPEhtmlPUBLIC"-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"</SPAN><SPAN class=tag><STRONG><FONT color=#006699>></span><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>htmlxmlns</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>htmlxmlns</FONT></STRONG></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"http://www.w3.org/1999/xhtml"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>head</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>metahttp-equiv</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>metahttp-equiv</FONT></STRONG></SPAN><SPAN>="Content-Type"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>content</FONT></SPAN><SPAN>="text/html;</SPAN><SPAN class=attribute><FONT color=#ff0000>charset</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>utf</FONT></SPAN><SPAN>-8"</SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>title</SPAN><SPAN class=tag>></span></font></strong><span>UntitledDocument</span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>title</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class=""> <span></span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>head</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class="alt"><span> </span></li> <li class=""> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>body</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class="alt"> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>formaction</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>formaction</FONT></STRONG></SPAN><SPAN>=""</SPAN><SPAN class=attribute-value><FONT color=#0000ff>method</FONT></SPAN><SPAN>="post"</SPAN><SPAN class=attribute><FONT color=#ff0000>enctype</FONT></SPAN><SPAN>="multipart/form-data"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="form1"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"form1"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>></font></strong></span><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>inputtype</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>inputtype</FONT></STRONG></SPAN><SPAN>="file"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="file1"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"file1"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>br</SPAN><SPAN class=tag>/></span></font></strong><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>inputtype</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>inputtype</FONT></STRONG></SPAN><SPAN>="file"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="file2"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"file2"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>br</SPAN><SPAN class=tag>/></span></font></strong><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>inputtype</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>inputtype</FONT></STRONG></SPAN><SPAN>="file"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="file3"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"file3"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>br</SPAN><SPAN class=tag>/></span></font></strong><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>inputtype</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>inputtype</FONT></STRONG></SPAN><SPAN>="file"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="file4"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"file4"</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>br</SPAN><SPAN class=tag>/></span></font></strong><span> </span> </li> <li class=""> <span></span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>inputtype</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>inputtype</FONT></STRONG></SPAN><SPAN>="submit"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>name</FONT></SPAN><SPAN>="button"</SPAN><SPAN class=attribute><FONT color=#ff0000>id</FONT></SPAN><SPAN>="button"</SPAN><SPAN class=attribute-value><FONT color=#0000ff>value</FONT></SPAN><SPAN>="Submit"</SPAN><SPAN class=tag><STRONG><FONT color=#006699>/></font></strong></span><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>form</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class=""> <span></span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>body</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>html</SPAN><SPAN class=tag>></span></font></strong><span> </span> </li> <li class=""><span> </span></li> <li class="alt"> <span></span><strong><font color="#006699"><span class="tag"><?</SPAN><SPAN class=tag-name>php</SPAN></FONT></STRONG><SPAN> </SPAN></SPAN><LI class=""><SPAN>classTTRUploadextendsError </SPAN><LI class=alt><SPAN>{ </SPAN><LI class=""><SPAN></SPAN><SPAN class=attribute><FONT color=#ff0000>constfilesize</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>81200000</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=alt><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>uploadpath</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"uploadfile/"</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=""><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>savepath</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=alt><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>uploadfilename</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>;//单个文件为文件名,批量文件为xxxx|xxxx格式,请注意 </SPAN></SPAN><LI class=""><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>ext</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>array</FONT></SPAN><SPAN>("jpg","gif","png"); </SPAN></SPAN><LI class=alt><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>error</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=""><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>file</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=alt><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>uploadtype</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=""><SPAN>private$</SPAN><SPAN class=attribute><FONT color=#ff0000>filename</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>null</FONT></SPAN><SPAN>; </SPAN></SPAN><LI class=alt><SPAN> </SPAN><LI class=""><SPAN>//构造函数,$type:ONE单个上传ANY批量上传; </SPAN><LI class=alt><SPAN>publicfunction__construct($file,$</SPAN><SPAN class=attribute><FONT color=#ff0000>type</FONT></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>"ONE"</FONT></SPAN><SPAN>) </SPAN></SPAN><LI class=""><SPAN>{ </SPAN><LI class=alt><SPAN>if($type!="ONE"&&$type!="ANY") </SPAN><LI class=""><SPAN>{ </SPAN><LI class=alt><SPAN>echo"</SPAN><SPAN class=tag><STRONG><FONT color=#006699><</FONT></STRONG></SPAN><SPAN class=attribute><FONT color=#ff0000>scriptlanguage</FONT></SPAN><SPAN class=tag-name><STRONG><FONT color=#006699>scriptlanguage</FONT></STRONG></SPAN><SPAN>=</SPAN><SPAN class=attribute-value><FONT color=#0000ff>'javascript'</FONT></SPAN><SPAN class=tag><STRONG><FONT color=#006699>></span></font></strong><span>alert('初始化请选择ONE或者ANY')</span><strong><font color="#006699"><span class="tag"></</SPAN><SPAN class=tag-name>script</SPAN><SPAN class=tag>></span></font></strong><span>"; </span> </li> <li class=""><span>exit; </span></li> <li class="alt"><span>} </span></li> <li class=""> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=$type; </span> </li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">file</font></span><span>=$file; </span> </li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>privatefunctioncreateFileName() </span></li> <li class="alt"><span>{ </span></li> <li class=""> <span>return$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">filename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"TTR_"</font></span><span>.time().$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getRandomN(4); </span> </li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>privatefunctiongetUploadPath() </span></li> <li class=""><span>{ </span></li> <li class="alt"> <span>if(substr($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath,-1,1)!="/") </span> </li> <li class=""><span>{ </span></li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath."/".date("Ym"); </span> </li> <li class=""><span>}else{ </span></li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath.date("Ym"); </span> </li> <li class=""><span>} </span></li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFolder($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath); </span> </li> <li class=""><span>returntrue; </span></li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>privatefunctiongetFileExt($tempfilename) </span></li> <li class=""><span>{ </span></li> <li class="alt"><span>returnend(explode(".",$tempfilename)); </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>privatefunctiongetExt() </span></li> <li class="alt"><span>{ </span></li> <li class=""> <span>if(in_array(strtolower($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($tempfilename)),$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>ext)) </span> </li> <li class="alt"><span>{ </span></li> <li class=""><span>returntrue; </span></li> <li class="alt"><span>}else{ </span></li> <li class=""><span>returnfalse; </span></li> <li class="alt"><span>} </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>privatefunctiongetFolder($folder) </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>if(!is_dir($folder)) </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>mkdir($folder); </span></li> <li class="alt"><span>} </span></li> <li class=""><span>return$folder."/"; </span></li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span> </span></li> <li class=""><span>publicfunctionupload() </span></li> <li class="alt"><span>{ </span></li> <li class=""> <span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=="ONE") </span> </li> <li class="alt"><span>{ </span></li> <li class=""><span> </span></li> <li class="alt"><span> </span></li> <li class=""> <span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["type"])) </span> </li> <li class="alt"><span>{ </span></li> <li class=""><span> </span></li> <li class="alt"><span>parent::errorExt(); </span></li> <li class=""><span> </span></li> <li class="alt"> <span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["size"]</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>self::filesize){ </span> </li> <li class=""><span> </span></li> <li class="alt"><span>parent::errorFileSize(); </span></li> <li class=""><span> </span></li> <li class="alt"> <span>}elseif(!$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadPath()){ </span> </li> <li class=""><span> </span></li> <li class="alt"><span>parent::errorUploadPath(); </span></li> <li class=""><span> </span></li> <li class="alt"><span>}else{ </span></li> <li class=""> <span>$</span><span class="attribute"><font color="#ff0000">filenametemp</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>createFileName(); </span> </li> <li class="alt"> <span>$</span><span class="attribute"><font color="#ff0000">filename</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath.$filenametemp.".".$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["name"]); </span> </li> <li class=""> <span>if(move_uploaded_file($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["tmp_name"],$filename)) </span> </li> <li class="alt"><span>{ </span></li> <li class=""> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=$filenametemp; </span> </li> <li class="alt"><span>parent::okMoved(); </span></li> <li class=""><span> </span></li> <li class="alt"><span> </span></li> <li class=""><span>}else{ </span></li> <li class="alt"><span>parent::errorMoveUpload(); </span></li> <li class=""><span>} </span></li> <li class="alt"><span>} </span></li> <li class=""> <span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=="ANY"){ </span> </li> <li class="alt"><span> </span></li> <li class=""> <span>for($</span><span class="attribute"><font color="#ff0000">i</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">0</font></span><span>;$i</span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>count</SPAN></FONT></STRONG><SPAN>($this-</SPAN><SPAN class=tag><STRONG><FONT color=#006699>></span></font></strong><span>file);$i++) </span> </li> <li class="alt"><span>{ </span></li> <li class=""><span> </span></li> <li class="alt"> <span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["type"])) </span> </li> <li class=""><span>{ </span></li> <li class="alt"><span>parent::errorExt(); </span></li> <li class=""><span> </span></li> <li class="alt"> <span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["size"]</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>self::filesize){ </span> </li> <li class=""><span> </span></li> <li class="alt"><span>parent::errorFileSize(); </span></li> <li class=""><span> </span></li> <li class="alt"> <span>}elseif(!$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadPath()){ </span> </li> <li class=""><span> </span></li> <li class="alt"><span>parent::errorUploadPath(); </span></li> <li class=""><span> </span></li> <li class="alt"><span>}else{ </span></li> <li class=""> <span>$</span><span class="attribute"><font color="#ff0000">filenametemp</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>createFileName(); </span> </li> <li class="alt"> <span>$</span><span class="attribute"><font color="#ff0000">filename</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath.$filenametemp.".".$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["name"]); </span> </li> <li class=""> <span>if(move_uploaded_file($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["tmp_name"],$filename)) </span> </li> <li class="alt"><span>{ </span></li> <li class=""> <span>$</span><span class="attribute"><font color="#ff0000">str.</font></span><span>=$filenametemp."|"; </span> </li> <li class="alt"><span> </span></li> <li class=""><span>}else{ </span></li> <li class="alt"><span>parent::errorMoveUpload(); </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>} </span></li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">substr</font></span><span>($str,0,strlen($str)-1); </span> </li> <li class=""><span>parent::okMoved(); </span></li> <li class="alt"><span>} </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>publicfunctiongetUploadFileName() </span></li> <li class="alt"><span>{ </span></li> <li class=""> <span>return$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadfilename; </span> </li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>publicfunctionsetUploadPath($path) </span></li> <li class=""><span>{ </span></li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadpath</font></span><span>=$path; </span> </li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span> </span></li> <li class="alt"><span>privatefunctiongetRandomN($n) </span></li> <li class=""><span>{ </span></li> <li class="alt"> <span>if($n</span><strong><font color="#006699"><span class="tag"><</SPAN><SPAN class=tag-name>1</SPAN></FONT></STRONG><SPAN>||$n</SPAN><SPAN class=tag><STRONG><FONT color=#006699>></span></font></strong><span>10)return""; </span> </li> <li class=""><span> </span></li> <li class="alt"> <span>$</span><span class="attribute"><font color="#ff0000">ary_num</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">array</font></span><span>(0,1,2,3,4,5,6,7,8,9); </span> </li> <li class=""> <span>$</span><span class="attribute"><font color="#ff0000">return</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">""</font></span><span>; </span> </li> <li class="alt"> <span>for($</span><span class="attribute"><font color="#ff0000">i</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">0</font></span><span>;$i</span><span class="tag"><strong><font color="#006699"><</FONT></STRONG></SPAN><SPAN>$n;$i++) </SPAN></SPAN><LI class=""><SPAN>{ </SPAN><LI class=alt><SPAN>$</SPAN><SPAN class=attribute-value><FONT color=#0000ff>rand</FONT></SPAN><SPAN class=attribute><FONT color=#ff0000>randn</FONT></SPAN><SPAN>=rand(0,9-$i); </SPAN></SPAN><LI class=""><SPAN>$</SPAN><SPAN class=attribute><FONT color=#ff0000>return.</FONT></SPAN><SPAN>=$ary_num[$randn]; </SPAN></SPAN><LI class=alt><SPAN>$ary_num[$randn]=$ary_num[9-$i]; </SPAN><LI class=""><SPAN>} </SPAN><LI class=alt><SPAN>return$return; </SPAN><LI class=""><SPAN>} </SPAN><LI class=alt><SPAN> </SPAN><LI class=""><SPAN> </SPAN><LI class=alt><SPAN> </SPAN><LI class=""><SPAN>publicfunction__destruct() </SPAN><LI class=alt><SPAN>{ </SPAN><LI class=""><SPAN>$this-</SPAN><SPAN class=tag><STRONG><FONT color=#006699>></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span> </li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span> </li> <li class=""> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">file</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span> </li> <li class="alt"> <span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span> </li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>classError </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>publicstaticfunctionerrorFileSize() </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>echo"超出最大上传限制"; </span></li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>publicstaticfunctionerrorExt() </span></li> <li class=""><span>{ </span></li> <li class="alt"><span>echo"此类文件不允许上传"; </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>publicstaticfunctionerrorUploadPath() </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>echo"上传路径不正确"; </span></li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>publicstaticfunctionerrorMoveUpload() </span></li> <li class=""><span>{ </span></li> <li class="alt"><span>echo"上传失败"; </span></li> <li class=""><span>} </span></li> <li class="alt"><span> </span></li> <li class=""><span>publicstaticfunctionokMoved() </span></li> <li class="alt"><span>{ </span></li> <li class=""><span>echo"上传成功!"; </span></li> <li class="alt"><span>} </span></li> <li class=""><span> </span></li> <li class="alt"><span>publicstaticfunctionokArrayMoved() </span></li> <li class=""><span>{ </span></li> <li class="alt"><span>echo"上传成功!"; </span></li> <li class=""><span>} </span></li> </ol>

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











This tutorial demonstrates how to efficiently process XML documents using PHP. XML (eXtensible Markup Language) is a versatile text-based markup language designed for both human readability and machine parsing. It's commonly used for data storage an

JWT is an open standard based on JSON, used to securely transmit information between parties, mainly for identity authentication and information exchange. 1. JWT consists of three parts: Header, Payload and Signature. 2. The working principle of JWT includes three steps: generating JWT, verifying JWT and parsing Payload. 3. When using JWT for authentication in PHP, JWT can be generated and verified, and user role and permission information can be included in advanced usage. 4. Common errors include signature verification failure, token expiration, and payload oversized. Debugging skills include using debugging tools and logging. 5. Performance optimization and best practices include using appropriate signature algorithms, setting validity periods reasonably,

Static binding (static::) implements late static binding (LSB) in PHP, allowing calling classes to be referenced in static contexts rather than defining classes. 1) The parsing process is performed at runtime, 2) Look up the call class in the inheritance relationship, 3) It may bring performance overhead.

A string is a sequence of characters, including letters, numbers, and symbols. This tutorial will learn how to calculate the number of vowels in a given string in PHP using different methods. The vowels in English are a, e, i, o, u, and they can be uppercase or lowercase. What is a vowel? Vowels are alphabetic characters that represent a specific pronunciation. There are five vowels in English, including uppercase and lowercase: a, e, i, o, u Example 1 Input: String = "Tutorialspoint" Output: 6 explain The vowels in the string "Tutorialspoint" are u, o, i, a, o, i. There are 6 yuan in total

What are the magic methods of PHP? PHP's magic methods include: 1.\_\_construct, used to initialize objects; 2.\_\_destruct, used to clean up resources; 3.\_\_call, handle non-existent method calls; 4.\_\_get, implement dynamic attribute access; 5.\_\_set, implement dynamic attribute settings. These methods are automatically called in certain situations, improving code flexibility and efficiency.

PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

PHP is a scripting language widely used on the server side, especially suitable for web development. 1.PHP can embed HTML, process HTTP requests and responses, and supports a variety of databases. 2.PHP is used to generate dynamic web content, process form data, access databases, etc., with strong community support and open source resources. 3. PHP is an interpreted language, and the execution process includes lexical analysis, grammatical analysis, compilation and execution. 4.PHP can be combined with MySQL for advanced applications such as user registration systems. 5. When debugging PHP, you can use functions such as error_reporting() and var_dump(). 6. Optimize PHP code to use caching mechanisms, optimize database queries and use built-in functions. 7
