How to modify image name in php

How to modify the image name in php: first specify the file path through the "glob("20190505/*.jpg");" method; then use a foreach loop to traverse to obtain the image suffix name; finally modify the image name through the rename function That’s it.

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php batch modification of image names

//指定文件路径
$arr = glob("20190505/*.jpg");
//循环遍历
foreach($arr as $file) {
    //获取图片后缀名
    $ext = pathinfo($file,PATHINFO_EXTENSION);
    //重命名 
    rename($file,__DIR__.'/photo/'.$name);
}
die();

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