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PHP完美的提取链接正则

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Release: 2016-05-25 16:58:11
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php代码

function match_links($document) {    
preg_match_all("']+))[^>]*>?(.*?)'isx",$document,$links);                        
while(list($key,$val) = each($links[2])) {
if(!empty($val))
$match['link'][] = $val;
}
while(list($key,$val) = each($links[3])) {
if(!empty($val))
$match['link'][] = $val;
}        
while(list($key,$val) = each($links[4])) {
if(!empty($val))
$match['content'][] = $val;
}
while(list($key,$val) = each($links[0])) {
if(!empty($val))
$match['all'][] = $val;
}                
return $match;
}
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