How to get the file name when uploading a file in php

How to get the file name of a file uploaded in php? The specific method is as follows:

Related recommendations: "php Getting Started Tutorial"

After uploading this image using file type input, upload the image to your server The temporary directory, and the file-related information is stored in the _FILE parameter.

<?php
if($dosubmit){
$f = $_FILES[&#39;file&#39;];//获得文件的相关信息，file是input的name
if( $f[&#39;size&#39;]>1024*600 ){
exit（&#39;图片大小超过系统限制（600KB）&#39;）;
}
}
?>

Using the get form to submit ordinary parameters can be obtained through $_GET, and the same post submission can be obtained through $_POST. Of course, you have to get the information about the files inside through $_FILES!

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