去除织梦img中的style width height属性方法

$body = AnalyseHtmlBody($body,$description,$litpic,$keywords,'htmltext');

//去除img中的style属性
$body = preg_replace("/style=.+?['|"]/i",'',$body);
//去除img中的width，height属性
$exp=Array("/height=.{0,5}s/i","/width=.{0,5}s/i"); $exp_o=Array('',''); $body = preg_replace($exp,$exp_o,$body);