php ハイパーリンクを一括削除

$str=preg_replace("/<a[^>]*href=[^>]*>|</[^a]*a[^>]*>/i","",$content);

ereg_replace("<a [^>]*>|</a>","",$content);

<p>$find="this string is my find";</p>$string='<font color="red">这段内容将要被替换掉</font>';//将超链接替换成的内容<br /><p>echo ereg_replace('<a([^>]*)>([^<]*'.$find.'[^>]*)</a>','<font color="red">\2</font>',$content);</p>

preg_match_all('/<(a|a)[s]{0,1}[w=":()]*>[nrn]*(check user)[nrn]*</(a|a)>/i',$string,$matches);

preg_match_all('/<a[dd]*>check user</a>/i',$string,$matches);<br />print_r($matches);

preg_match_all('/<a[^>]*>[^<]*</a>/i',$string,$matches);<br />print_r($matches);