PHP 提取图片img标记中的任意属性的简单实例_PHP

WBOY
Release: 2016-06-01 11:57:50
Original
813 people have browsed it

复制代码 代码如下:

/* PHP正则提取图片img标记中的任意属性 */

$str = '

PHP 提取图片img标记中的任意属性的简单实例_PHP
PHP正则提取或更改图片img标记中的任意属性
';

//1、取整个图片代码
preg_match('/]*?src\s*=\s*(\'|\")(.*?)\\1[^>]*?\/?\s*>/i',$str,$match);
echo $match[0];

//2、取width属性
preg_match('/PHP 提取图片img标记中的任意属性的简单实例_PHP/i',$str,$match);
echo $match[1];

//3、取height属性
preg_match('/PHP 提取图片img标记中的任意属性的简单实例_PHP/i',$str,$match);
echo $match[1];

//4、取src
preg_match('/PHP 提取图片img标记中的任意属性的简单实例_PHP/i',$str,$match);
echo $match[1];

//1、将src="/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg")
print preg_replace('/(PHP 提取图片img标记中的任意属性的简单实例_PHP)/i',"\${1}uc/images/\${3}",$str);
echo "


";

//2、将src="/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg",并省去宽和高
print preg_replace('/(PHP 提取图片img标记中的任意属性的简单实例_PHP/i',"\${1} \${2}uc/images/\${3}>",$str);

?>

Related labels:
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
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!