Heim >Backend-Entwicklung >PHP-Tutorial > 正则批量轮换
正则批量替换
$str =''
如何批量将src前面加个域名呢
$str =''
<br /> $str = '<img src="/static/imghwm/default1.png" data-src="test/aaa/a.jpg" class="lazy" widht=33 height=3 alt=" 正则批量轮换 " ><img src="/static/imghwm/default1.png" data-src="f/aaa/a.jpg" class="lazy" widht=4 height=3 alt=" 正则批量轮换 " >';<br /> echo preg_replace('/(src=")/', "$1'http://www.xxx.com/", $str);<br />