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Regular expression example to get all superlinks on a certain web page_PHP tutorial

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Release: 2016-07-13 17:26:16
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Regular expression

Return list


if(isset( $url)){
echo "$url has the following link:
";
$fcontents = file($url);
while(list(,$line)=each($fcontents )){
while(eregi((href[[:space:]]*=[[:space:]]*"?[[:alnum:]:@/._-]+"?)(. *),$line,$regs)){
$regs[1] = eregi_replace((href[[:space:]]*=[[:space:]]*"?)([[:alnum: ]:@/._-]+)("?),"2",$regs[1]);
echo " $regs[1]
";
$line = $regs[ 2];
}
}
}
?>



www.bkjia.comtruehttp: //www.bkjia.com/PHPjc/531998.htmlTechArticleRegular expression returns list if(isset($url)){ echo "$url has the following links: " ; $fcontents = file($url); while(list(,$line)=each($fcontents)){ while(eregi((href[[:space:]]*=[[:space...
source:php.cn
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