php url处理

http_build_query()

$data = array("name"=>"callback" , "value"=>"test");

$rescult = http_build_query($data);

输出下$rescutl可以得到：

name=callback&value=test

parse_url()

$url="https://i.cnblogs.com/EditPosts.aspx?opt=1";
print_r(parse_url($url));
/*
 * 输出
Array
(
    [scheme] => https
    [host] => i.cnblogs.com
    [path] => /EditPosts.aspx
    [query] => opt=1
)
 * */

parse_str

$str="name=jack&age=32";
parse_str($str,$arr);
print_r($arr);
/*输出
Array
(
    [name] => jack
    [age] => 32
)
*/