淺談ajax中get與post的差別,以及ajax中的亂碼問題的解決方法-轉

浠ュ??娌℃??涔?浠?缁?????绌惰?ajax,?????ㄥ?頒?灏辯?存?ユ?胯??ョ?????頒???棰????捐В?蟲?規?.浠ヤ??????ㄦ?捐В?抽??棰???杩?绋?涓???涓??瑰?灏????葷?.

涓?.璋?Ajax??Get??Post???哄??

?? Get?瑰?:

?? ??et?瑰???浼???绠????版??锛?浣?澶у?涓??????跺??KB涓?锛??版??杩藉????rl涓?????锛?http??header浼???锛?锛?涔?灏辨??璇達?娴?瑙??ㄥ???涓?琛ㄥ??瀛?娈靛??绱????舵?版??????RL???扮???煎??????ㄨ?鋒?琛?涓???璧?婧?璺?寰??????????????瑕???涓??規??锛?瀹?浼?琚?瀹㈡?風????娴?瑙??ㄧ?瀛?璧鋒?ワ??ｄ?锛???浜哄氨??浠ヤ?娴?瑙??ㄧ?????茶?闆?涓?锛?璇誨???版?ゅ?㈡?風???版??锛?姣?濡?甯??峰??瀵???绛?????姝わ??ㄦ??浜????典?锛?get?規?浼?甯??ヤ弗????瀹??ㄦ?ч??棰???

?? Post?瑰?:

?? 褰?浣跨??OST?瑰??訛?娴?瑙??ㄦ????琛ㄥ??瀛?娈靛??绱????舵?版??浣?涓?TTP娑?????瀹?浣???瀹瑰????缁?Web???″?????涓???浣?涓?RL?闆???????拌?琛?浼???锛?浣跨??OST?瑰?浼??????版????瑕?姣?浣跨??ET?瑰?浼??????版????澶х??澶???

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?? ?諱?锛?GET?瑰?浼????版????灏?锛?澶???????楂?锛?瀹??ㄦ?т?锛?浼?琚?缂?瀛?锛???POST??涔???

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浣跨??et?瑰???瑕?娉ㄦ??锛?

1 瀵逛?get璇鋒?锛????℃?????rl浼??????扮??锛?锛?琚?浼????????伴?借???缁?encodeURIComponent?規?澶???.渚?锛?var url = "update.php?username=" +encodeURIComponent(username) + "&content=" +encodeURIComponent

(content)+"&id=1" ;

浣跨??ost?瑰???娉ㄦ??锛?

1.璁劇疆header??Context-Type涓?pplication/x-www-form-urlencode纭?淇????″?ㄧ?ラ??瀹?浣?涓??????闆????.??甯鎬嬌??mlHttpRequest瀵矽薄??SetRequestHeader("Context-Type","application/x-www-form-urlencoded;")??渚?锛?

xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");

2.???版????/?間?涓?瀵瑰??????煎??姣?瀵瑰?肩??amp;?烽??寮?.濡? var name=abc&sex=man&age=18锛?娉ㄦ??var name=update.php?

abc&sex=man&age=18浠ュ??var name=?abc&sex=man&age=18????娉??芥????璇???;

3.???闆??end(?????規?涓?????,渚?锛? xmlHttp.send(name); 濡?????get?瑰?锛??存??xmlHttp.send(null);

4.???″?ㄧ??璇鋒????闆?哄??Get涓?Post??濡?????get?瑰???$username = $_GET["username"]; 濡?????post?瑰?锛???$username = $_POST["username"];

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?Post??Get ?規???濡?涓??哄??:

1.Post浼?杈??版???訛?涓???瑕???RL涓??劇ず?烘?ワ???Get?規?瑕???RL涓??劇ず??

2.Post浼?杈????版????澶э???浠ヨ揪??M锛???Get?規??變?????RL?垮害?????????戒???澶х害1024瀛???.

3.Post椤懼????涔?,灏辨??涓轟?灏??版??浼????版???″?ㄦ??Get灏辨??涓轟?浠????″?ㄦ?靛??寰??版??.??Get涔???浠ヤ??戒????版??,?????ㄦ?ヨ?捐?″??璇????″??浣??闆???瑕?浠?涔??風???版??.Post??淇℃??浣?涓?ttp璇鋒?????瀹癸???Get????ttp澶撮?ㄤ?杈?????

get ?規???equest.QueryString["strName"]?ユ??post ?規???equest.Form["strName"] ?ユ??

娉ㄦ??锛?

????? ?界?朵袱绉???浜ゆ?瑰???浠ョ?涓???equest("strName")?ヨ?峰????浜ゆ?版??锛?浣???杩??峰?圭?搴???????褰卞??锛?涓??ㄨ??浣跨?ㄣ??

???? 涓????ヨ?達?灏介???垮??浣跨??et?瑰???浜よ〃??锛???涓烘?????戒?瀵艱?村???ㄩ??棰?

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AJAX涔辯????棰?

浜х??涔辯????????:

1??xtmlhttp 杩??????版??榛?璁ょ??瀛?绗??????utf-8锛?濡???瀹㈡?風??椤甸?㈡??gb2312?????跺??缂????版??灏變?浜х??涔辯??

2??post?規???浜ゆ?版??榛?璁ょ??瀛?绗??????utf-8锛?濡??????″?ㄧ????gb2312???朵?缂????版??灏變?浜х??涔辯??

瑙ｅ?沖??娉???锛?

1???ュ?㈡?風????gb2312缂???锛????ㄦ???″?ㄦ??瀹?杈??烘?缂???

2?????″?ㄧ????瀹㈡?風???戒嬌??tf-8缂???

gb2312:header('Content-Type:text/html;charset=GB2312');

utf8:header('Content-Type:text/html;charset=utf-8');

娉ㄦ??:濡???浣?宸茬???涓??㈢???規???浜?锛?杩???杩???涔辯????璇?,妫??ヤ????瑰?????負get,瀵逛?get璇鋒?锛????℃?????rl浼??????扮??锛?锛?琚?浼????????伴?借???缁?encodeURIComponent?規?澶???.濡???娌℃????ncodeURIComponent澶?????璇?,涔?浼?浜х??涔辯??.

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