鍦≒HP涓紝鍙互浣跨敤urlencode()鍜?code>urldecode()鍑芥暟鏉ュ疄鐜扮被浼间簬JS涓殑escape()鍜?code>unescape()鏂规硶銆?/p>

1. urlencode()鍑芥暟鐢ㄤ簬灏嗗瓧绗︿覆杩涜URL缂栫爜锛屽畠浼氬皢鐗规畩瀛楃杞崲涓哄崄鍏繘鍒剁殑ASCII鐮佸€硷紝骞跺湪鍓嶉潰鍔犱笂%绗﹀彿銆傜ず渚嬪涓嬶細

$str = "Hello 涓栫晫!";
$encoded_str = urlencode($str);
echo $encoded_str; // 杈撳嚭锛欻ello%20%E4%B8%96%E7%95%8C%21

2. urldecode()鍑芥暟鐢ㄤ簬灏嗕竴涓凡缁忚繘琛孶RL缂栫爜鐨勫瓧绗︿覆杩涜瑙ｇ爜锛屽皢鍗佸叚杩涘埗鐨凙SCII鐮佸€艰浆鎹负瀵瑰簲鐨勫瓧绗︺€傜ず渚嬪涓嬶細

$encoded_str = "Hello%20%E4%B8%96%E7%95%8C%21";
$decoded_str = urldecode($encoded_str);
echo $decoded_str; // 杈撳嚭锛欻ello 涓栫晫!

闇€瑕佹敞鎰忕殑鏄紝urlencode()鍜?code>urldecode()鍑芥暟鍙細瀵圭壒娈婂瓧绗﹁繘琛岀紪鐮佸拰瑙ｇ爜锛屼笉浼氬鏁翠釜瀛楃涓茶繘琛岃浆涔夈€傚鏋滈渶瑕佸鏁翠釜瀛楃涓茶繘琛岃浆涔夛紝鍙互浣跨敤htmlspecialchars()鍑芥暟銆?/p>

渚嬪锛屽皢鐗规畩瀛楃杩涜URL缂栫爜鍚庡皢鍏朵綔涓篣RL鐨勪竴閮ㄥ垎鏃讹紝鍙互浣跨敤urlencode()鍑芥暟銆傝€屽皢鐗规畩瀛楃杩涜HTML杞箟鍚庡皢鍏舵彃鍏TML椤甸潰涓椂锛屽彲浠ヤ娇鐢?code>htmlspecialchars()鍑芥暟銆?/p>