- function ($file_name,$pass_type=array('jpg','jpeg','gif','bmp','png')){
- $yx_file = $pass_type;
- $kzm = substr(strrchr($file_name,"."),1);
- $is_img = in_array(strtolower($kzm),$yx_file);
- if($is_img){
- return true;
- }else{
- return false;
- }
- }
来源: https://www.php1.cn/detail/php-d4f88ce71a.html