-
http_build_query
use：將數(shù)組轉(zhuǎn)化成url參數(shù)
$data = array('foo', 'bar', 'baz', 'boom', 'cow' => 'milk', 'php' =>'hypertext processor');
echo http_build_query($data);
// 輸出
//0=foo&1=bar&2=baz&3=boom&cow=milk&php=hypertext+processor
-
$_SERVER["REQUEST_TIME_FLOAT"]
use： 獲取請求開始的時間戳（微秒級）
