How to batch modify file names in php

Can be modified in batches through the rename() function.

Function introduction:

The rename() function is used to rename files or directories.

Syntax format:

rename(oldname,newname,context)

If successful, this function returns TRUE. On failure, returns FALSE.

Example code:

将名为：".$fn."\n\r"; $curDir = $dirname.'/'.$fn; if(is_dir($curDir)){ fRename($curDir); }else{ $path = pathinfo($curDir); //改成你自己想要的新名字 $newname = $path['dirname'].'/'.$i.'.'.$path['extension']; echo "替换成:".$i.'.'.$path['extension']."\r\n"; rename($curDir,$newname); $i++; } } } } //给出一个目录名称可以是相对路径，也可以是绝对路径 fRename('img\Gastroenterology'); exit(); ?>

Some result screenshots are as follows:

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