php url加密有哪些方法

?PHP?,?????????URL???????????????:

1. ??urlencode()??:?????????????URL????,??????????%xx?????:

$url = "https://example.com/search?q=" . urlencode("????");
echo $url; // ??:https://example.com/search?q=你好世界

2. ??base64_encode()??:?????????????Base64???????,?????????URL????:

$url = "https://example.com/search?q=" . base64_encode("????");
echo $url; // ??:https://example.com/search?q=5L2g5aW977yM5LiW55WM

3. ??http_build_query()??:??????????????URL????????:

$params = array(
    'q' => '????',
    'lang' => 'zh-CN'
);
$query = http_build_query($params);
$url = "https://example.com/search?" . $query;
echo $url; // ??:https://example.com/search?q=你好世界&lang=zh-CN

4. ?????????:?????????????????URL?????,?????????????????????(?AES)????,??????????????????

????????,???????????????????,?????????URL???