Home Backend Development PHP Problem How to replace src in img with regular expression in php

How to replace src in img with regular expression in php

Aug 06, 2020 am 09:25 AM
img src regular

php用正则替换img src的方法:首先打开相应的PHP文件;然后添加正则内容为“preg_replace('/(How to replace src in img with regular expression in php)/i'...”并保存即可。+src=\>

How to replace src in img with regular expression in php

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具体问题:

正文中有多个这样的标签,如下

<img width="197" height="253" alt=" " src="/case/clxy/page/files/newspic/20090928084704364888.jpg" border="0" />
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我要将其中src中的路径去掉开头的 "/case/clxy/page/"
是要正文中的所有的img标签都是要替换的。

实现方法:

这个还要写正则! 直接用DW 就可以批量替换了!

帮你写了一个

$url ='<img width="197" height="253" alt=" " src="/case/clxy/page/files/newspic/20090928084704364888.jpg" border="0" />';
$ok=preg_replace('/()/i',"\${1}\${3}",$url);
echo $ok;
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替换后的结果为

<img width="197" height="253" alt=" " src="/files/newspic/20090928084704364888.jpg" border="0" />
Copy after login

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