How to delete multi-level directories in php
How to delete multi-level directories in php: use the deltree function, the code is [function deltree($pathdir) if(is_empty_dir($pathdir)){rmdir($pathdir)}].
php method to delete multi-level directories:
deltree($path);rmdir($path) Deleting this directory can
function deltree($pathdir) { echo $pathdir;//我调试时用的 if(is_empty_dir($pathdir))//如果是空的 { rmdir($pathdir);//直接删除 } else {//否则读这个目录,除了.和..外 $d=dir($pathdir); while($a=$d->read()) { if(is_file($pathdir.'/'.$a) && ($a!='.') && ($a!='..')){unlink($pathdir.'/'.$a);} //如果是文件就直接删除 if(is_dir($pathdir.'/'.$a) && ($a!='.') && ($a!='..')) {//如果是目录 if(!is_empty_dir($pathdir.'/'.$a))//是否为空 {//如果不是,调用自身,不过是原来的路径+他下级的目录名 deltree($pathdir.'/'.$a); } if(is_empty_dir($pathdir.'/'.$a)) {//如果是空就直接删除 rmdir($pathdir.'/'.$a); } } } $d->close(); echo "必须先删除目录下的所有文件";//我调试时用的 } } function is_empty_dir($pathdir) {//判断目录是否为空,我的方法不是很好吧?只是看除了.和..之外有其他东西不是为空,PHP有没有给出什么 函数? $d=opendir($pathdir); $i=0; while($a=readdir($d)) { $i++; } closedir($d); if($i>2){return false;} else return true; }
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