php如何解析字符串里所有URL地址-创新互联
这篇文章主要介绍php如何解析字符串里所有URL地址,文中介绍的非常详细,具有一定的参考价值,感兴趣的小伙伴们一定要看完!

具体如下:
0 && strlen($current_url) > 0){
$pathi = pathinfo($current_url);
$dir = $pathi["dirname"];
$base = parse_url($current_url);
$split_path = explode("/", $dir);
$url = "";
foreach($links as $k => $link){
if(preg_match("/^\.\./", $link)){
$total = substr_count($link, "../");
for($i = 0; $i < $total; $i++){
array_pop($split_path);
}
$url = implode("/", $split_path) . "/" . str_replace("../", "", $link);
}elseif(preg_match("/^\/\//", $link)){
$url = $base["scheme"] . ":" . $link;
}elseif(preg_match("/^\/|^.\//", $link)){
$url = $base["scheme"] . "://" . $base["host"] . $link;
}elseif(preg_match("/^[a-zA-Z0-9]/", $link)){
if(preg_match("/^http/", $link)){
$url = $link;
}else{
$url = $dir . "/" . $link;
}
}
$links[$k] = $url;
}
}
return $links;
}
header("content-type: text/plain");
$url = "https://www.jb51.net";
$html = file_get_contents($url);
// Gets links from the page:
print_r(pageLinks($html));
// Gets links from the page and formats them to a full valid url:
print_r(pageLinks($html, $url, true));以上是“php如何解析字符串里所有URL地址”这篇文章的所有内容,感谢各位的阅读!希望分享的内容对大家有帮助,更多相关知识,欢迎关注创新互联行业资讯频道!
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