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$ss = "<a href='1.gif'>d</a>adfxx<a href="dir.html">dir</a>"; print_r(gethref($ss)); function gethref($temp){ preg_match_all('/<a.*?(?: |\t|\r|\n)?href=['"]?(.+?)['"]?(?:(?: |\t|\r|\n)+.*?)?>(.+?)</a.*?>/sim',$temp,$a); return $a[1]; } //下面所有a连接 $htm = preg_replace( "@<a(.*?)</a>@is","$1",$ss); print_r($htm); //比较全的提取url连接地址 $url="http://www.phpfensi.com"; $html=file_get_contents($url,"r"); preg_match_all ("/(<a)(.*)(href=)([^>]*)(>)([^<]*)(<)([^>]*)(>)/", $html, $matches); for ($i=0;$i<count($matches[0]);$i++) { echo "|||".$matches[2][$i]."||".$matches[3][$i].$matches[4][$i]."||".$matches[6][$i]."||".$matches[8][$i]."<br>"; } //提取文章字符串中所有链接地址 preg_match_all('/(?<=href=")[wd.:/]*/',$str,$fstr);