dedecms织梦去掉文章内容中的图片宽度和高度限制的办法

{wmd:field.body runphp=yes}
global $cfg_basehost;
$str = @me;
$search = '/(<img.*?)width=(["\'])?.*?(?(2)\2|\s)([^>]+>)/is';
$search1 = '/(<img.*?)height=(["\'])?.*?(?(2)\2|\s)([^>]+>)/is';
$search2 = '#(<img.*?style=".*?)width:\d+px;([^"]*?.*?>)#i';
$search3 = '#(<img.*?style=".*?)height:\d+px;([^"]*?.*?>)#i';
$content = preg_replace($search,'$1$3',$str);
$content = preg_replace($search1,'$1$3',$content);
$content = preg_replace($search2,'$1$2',$content);
$content = preg_replace($search3,'$1$2',$content);
@me = $content;
//@me = str_replace('/uploads/allimg/', $cfg_basehost.'/uploads/allimg/', $content);//手机版图片使用绝对路径
{/wmd:field.body}

$body = AnalyseHtmlBody($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);