- <?php
- /*PHP正则提取图片img标记中的任意属性*/
- $str = '<center><img src="/uploads/images/20100516000.jpg" height="120" width="120"><br />PHP正则提取或更改图片img标记中的任意属性</center>';
- //1、取整个图片代码
- preg_match('/<\\s*img\\s+[^>]*?src\\s*=\\s*(\\'|\\")(.*?)\\\\1[^>]*?\\/?\\s*>/i',$str,$match);
- echo $match[0];
- //2、取width
- preg_match('/<img.+(width=\\"?\\d*\\"?).+>/i',$str,$match);
- echo $match[1];
- //3、取height
- preg_match('/<img.+(height=\\"?\\d*\\"?).+>/i',$str,$match);
- echo $match[1];
- //4、取src
- preg_match('/<img.+src=\\"?(.+\\.(jpg|gif|bmp|bnp|png))\\"?.+>/i',$str,$match);
- echo $match[1];
- /*PHP正则替换图片img标记中的任意属性*/
- //1、将src="/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg")
- print preg_replace('/(<img.+src=\\"?.+)(images\\/)(.+\\.(jpg|gif|bmp|bnp|png)\\"?.+>)/i',"\\${1}uc/images/\\${3}",$str);
- echo "<hr/>";
- //2、将src="/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg",并省去宽和高
- print preg_replace('/(<img).+(src=\\"?.+)images\\/(.+\\.(jpg|gif|bmp|bnp|png)\\"?).+>/i',"\\${1} \\${2}uc/images/\\${3}>",$str);
- ?>
- //该片段来自于http://www.codesnippet.cn/detail/220420132950.html
来源: http://www.codesnippet.cn/detail/220420132950.html