9 ways to get file suffix in php_php tips

WBOY
Release: 2016-05-16 19:56:05
Original
2054 people have browsed it

The examples in this article share 9 methods of obtaining file suffixes in PHP for your reference. The specific content is as follows

<&#63;php
/**
 * Created by PhpStorm.
 * User: liuft
 * Date: 2016/3/7
 * Time: 15:46
 */
 
//第一种
// function get_extension($file)
// {
// $file = explode('.', $file);
//   return end($file);
// }
//第二种
 
// function get_extension($file)
// {
//   return substr(strrchr($file, '.'), 1);
// }
 
 
//第三种
// function get_extension($file){
// return pathinfo($file)['extension'];
// }
// 
 
 
//第四种
//function get_extension($file)
//{
//  return substr($file, strrpos($file, '.') + 1);
//}
 
//第五种
//function get_extension($file)
//{
// $file = preg_split('/\./', $file);
//  return end($file);
//}
 
 
//第六种
// function  get_extension($file){
// $file = strrev($file);
//   return strrev(substr($file,0,strpos($file,'.')));
// }
//
 
//第七种
// function get_extension($file)
// {
//   return pathinfo($file, PATHINFO_EXTENSION);
// }
// 
//第八种
// function get_extension($file)
// {
//   preg_match_all('/\.[a-zA-Z0-9]+/',$file,$data);
//   return !empty($data[0])&#63;substr(end($data[0]),1):'';
// }
 
 
//第九种
// function get_extension($file){
//   return str_replace('.','',strrchr($file,'.'));
// }
 
 
//暂时想这么多,以后想起来再补充
 
$file = "http://10.31.63.8:8081/M00/00/09/Ch8_CFaaMLqAO87JAACePvS0ZRk.webp";
 
$data = get_extension($file);
 
var_export($data);
Copy after login

The above is the entire content of this article, I hope it will be helpful to everyone’s study.

source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template