$str1="壹家怡园的网址是https://www.yc58.com你记住了吗";//https支持,大写支持
$str2="https://www.yc58.com壹家怡园,过滤url链接";
functionremoveLinks($str){
if(empty($str))return'';
$str=preg_replace('/http:[/]{2}[a-z]+[.]{1}[a-zd-]+[.]{1}[a-zd]*[/]*[A-Za-zd]*[/]*[A-Za-zd]*/','',$str);
return$str;
}
echoremoveLinks($str).'';
echoremoveLinks($str1).'';
echoremoveLinks($str2).'';