PHP development image upload introduction
Image uploading is a very common function during our development process, but many novices don’t know how to upload images. Today we will lead you to do a simple image upload with displayed images. This tutorial uses A simple php tutorial image upload class.
##Picture upload
Picture upload is also submitted through our <form>, but the difference is that we upload pictures File- Our form tag must add the enctype attribute with the value multipart/form-data, which is used to allow the form to upload binary data
- Must Use the input form item, type is file, and the name is arbitrary
- But you must remember that on the server side, we will use this name to get the file. The server side uses $_FILES to get the form. File
<form id="form1" name="upload" enctype="multipart/form-data" method="post" action="upload .php">
<input type="hidden" name="max_file_size " />
<input type="file" name="file" />
<input type ="submit" name="submit" value="Submit" />
</form>
<input type="file" name="file" />
<input type ="submit" name="submit" value="Submit" />
</form>
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