JSON 绠€浠婞/h1>
JSON: JavaScript Object Notation锛圝avaScript 瀵硅薄鏍囪娉曪級銆侟/strong>
JSON 鏄竴绉嶅瓨鍌ㄥ拰浜ゆ崲鏁版嵁鐨勮娉曘€侟/strong>
JSON 鏄€氳繃 JavaScript 瀵硅薄鏍囪娉曚功鍐欑殑鏂囨湰銆侟/strong>
浜ゆ崲鏁版嵁
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JSON 灞炰簬鏂囨湰锛屽苟涓旀垜浠兘澶熸妸浠讳綍 JavaScript 瀵硅薄杞崲涓 JSON锛岀劧鍚庡皢 JSON 鍙戦€佸埌鏈嶅姟鍣ㄣ€侟/p>
鎴戜滑涔熻兘鎶婁粠鏈嶅姟鍣ㄦ帴鏀跺埌鐨勪换浣 JSON 杞崲涓 JavaScript 瀵硅薄銆侟/p>
浠ヨ繖鏍风殑鏂瑰紡锛屾垜浠兘澶熸妸鏁版嵁浣滀负 JavaScript 瀵硅薄鏉ュ鐞嗭紝鏃犻渶澶嶆潅鐨勮В鏋愬拰杞瘧銆侟/p>
鍙戦€佹暟鎹?/h2>
濡傛灉鎮ㄧ殑鏁版嵁瀛樺偍鍦 JavaScript 瀵硅薄涓紝鎮ㄥ彲浠ユ妸璇ュ璞¤浆鎹负 JSON锛岀劧鍚庡皢鍏跺彂閫佸埌鏈嶅姟鍣ㄣ€侟/p>
瀹炰緥
var myObj = { name:"Bill Gates", age:62, city:"Seattle" };
var myJSON = JSON.stringify(myObj);
window.location = "demo_json.php?x=" + myJSON;
鎮ㄥ皢鍦ㄦ湰鏁欑▼绋嶅悗鐨勭珷鑺傚鍒版洿澶氭湁鍏 JSON.stringify() 鍑芥暟鐨勭煡璇嗐€侟/p>
鎺ユ敹鏁版嵁
濡傛灉鎮ㄤ互 JSON 鏍煎紡鎺ユ敹鍒版暟鎹紝鎮ㄨ兘澶熷皢鍏惰浆鎹负 JavaScript 瀵硅薄锛欬/p>
瀹炰緥
var myJSON = '{ "name":"Bill Gates", "age":62, "city":"Seattle" }';
var myObj = JSON.parse(myJSON);
document.getElementById("demo").innerHTML = myObj.name;
鎮ㄥ皢鍦ㄦ湰鏁欑▼绋嶅悗鐨勭珷鑺傚鍒版洿澶氭湁鍏 JSON.parse() 鍑芥暟鐨勭煡璇嗐€侟/p>
瀛樺偍鏁版嵁
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JSON 璁 JavaScript 瀵硅薄瀛樺偍涓烘枃鏈垚涓哄彲鑳姐€侟/p>
瀹炰緥
鎶婃暟鎹瓨鍌ㄥ湪鏈湴瀛樺偍涓?/p>
//瀛樺偍鏁版嵁锛
myObj = { name:"Bill Gates", age:62, city:"Seattle" };
myJSON = JSON.stringify(myObj);
localStorage.setItem("testJSON", myJSON);
//鎺ユ敹鏁版嵁锛
text = localStorage.getItem("testJSON");
obj = JSON.parse(text);
document.getElementById("demo").innerHTML = obj.name;
浠€涔堟槸 JSON锛烖/h2>
- JSON 鎸囩殑鏄 JavaScript 瀵硅薄鏍囪娉曪紙JavaScript Object Notation锛堻/li>
- JSON 鏄竴绉嶈交閲忕骇鐨勬暟鎹氦鎹㈡牸寮廃/li>
- JSON 鍏锋湁鑷垜鎻忚堪鎬т笖鏄撲簬鐞嗚В
- JSON 鐙珛浜庤瑷€*
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JSON 浣跨敤 JavaScript 璇硶锛屼絾鏄 JSON 鏍煎紡鏄函鏂囨湰鐨勩€侟/p>
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JSON 鏍煎紡鏈€鍒濈敱 Douglas Crockford 鎻愬嚭銆侟/p>
涓轰粈涔堜娇鐢 JSON锛烖/h2>
鍥犱负 JSON 鏍煎紡浠呬粎鏄枃鏈紝瀹冭兘澶熻交鏉惧湴鍦ㄦ湇鍔″櫒娴忚鍣ㄤ箣闂翠紶杈擄紝骞剁敤浣滀换浣曠紪绋嬭瑷€鐨勬暟鎹牸寮忋€侟/p>
JavaScript 鎻愪緵鍏у缓鍑芥暟鎶婁互 JSON 鏍煎紡鍐欑殑瀛楃涓茶浆鎹负鍘熺敓 JavaScript 瀵硅薄锛欬/p>
JSON.parse()
鍥犳锛屽鏋滄偍浠 JSON 鏍煎紡浠庢湇鍔″櫒鎺ユ敹鏁版嵁锛岄偅涔堟偍鍙互鍍忎换浣曞叾浠 JavaScript 瀵硅薄閭ｆ牱浣跨敤瀹冦€侟/p>
JSON: JavaScript Object Notation锛圝avaScript 瀵硅薄鏍囪娉曪級銆侟/strong>
JSON 鏄竴绉嶅瓨鍌ㄥ拰浜ゆ崲鏁版嵁鐨勮娉曘€侟/strong>
JSON 鏄€氳繃 JavaScript 瀵硅薄鏍囪娉曚功鍐欑殑鏂囨湰銆侟/strong>
浜ゆ崲鏁版嵁
褰撴暟鎹湪娴忚鍣ㄤ笌鏈嶅姟鍣ㄤ箣闂磋繘琛屼氦鎹㈡椂锛岃繖浜涙暟鎹彧鑳芥槸鏂囨湰銆侟/p>
JSON 灞炰簬鏂囨湰锛屽苟涓旀垜浠兘澶熸妸浠讳綍 JavaScript 瀵硅薄杞崲涓 JSON锛岀劧鍚庡皢 JSON 鍙戦€佸埌鏈嶅姟鍣ㄣ€侟/p>
鎴戜滑涔熻兘鎶婁粠鏈嶅姟鍣ㄦ帴鏀跺埌鐨勪换浣 JSON 杞崲涓 JavaScript 瀵硅薄銆侟/p>
浠ヨ繖鏍风殑鏂瑰紡锛屾垜浠兘澶熸妸鏁版嵁浣滀负 JavaScript 瀵硅薄鏉ュ鐞嗭紝鏃犻渶澶嶆潅鐨勮В鏋愬拰杞瘧銆侟/p>
鍙戦€佹暟鎹?/h2>
濡傛灉鎮ㄧ殑鏁版嵁瀛樺偍鍦 JavaScript 瀵硅薄涓紝鎮ㄥ彲浠ユ妸璇ュ璞¤浆鎹负 JSON锛岀劧鍚庡皢鍏跺彂閫佸埌鏈嶅姟鍣ㄣ€侟/p>
瀹炰緥
var myObj = { name:"Bill Gates", age:62, city:"Seattle" };
var myJSON = JSON.stringify(myObj);
window.location = "demo_json.php?x=" + myJSON;
鎮ㄥ皢鍦ㄦ湰鏁欑▼绋嶅悗鐨勭珷鑺傚鍒版洿澶氭湁鍏 JSON.stringify() 鍑芥暟鐨勭煡璇嗐€侟/p>
鎺ユ敹鏁版嵁
濡傛灉鎮ㄤ互 JSON 鏍煎紡鎺ユ敹鍒版暟鎹紝鎮ㄨ兘澶熷皢鍏惰浆鎹负 JavaScript 瀵硅薄锛欬/p>
瀹炰緥
var myJSON = '{ "name":"Bill Gates", "age":62, "city":"Seattle" }';
var myObj = JSON.parse(myJSON);
document.getElementById("demo").innerHTML = myObj.name;
鎮ㄥ皢鍦ㄦ湰鏁欑▼绋嶅悗鐨勭珷鑺傚鍒版洿澶氭湁鍏 JSON.parse() 鍑芥暟鐨勭煡璇嗐€侟/p>
瀛樺偍鏁版嵁
鍦ㄥ瓨鍌ㄦ暟鎹椂锛屾暟鎹繀椤绘槸鏌愮鍏蜂綋鐨勬牸寮忥紝骞朵笖鏃犺鎮ㄩ€夋嫨鍦ㄤ綍澶勫瓨鍌ㄥ畠锛屾枃鏈案杩滄槸鍚堟硶鏍煎紡涔嬩竴銆侟/p>
JSON 璁 JavaScript 瀵硅薄瀛樺偍涓烘枃鏈垚涓哄彲鑳姐€侟/p>
瀹炰緥
鎶婃暟鎹瓨鍌ㄥ湪鏈湴瀛樺偍涓?/p>
//瀛樺偍鏁版嵁锛
myObj = { name:"Bill Gates", age:62, city:"Seattle" };
myJSON = JSON.stringify(myObj);
localStorage.setItem("testJSON", myJSON);
//鎺ユ敹鏁版嵁锛
text = localStorage.getItem("testJSON");
obj = JSON.parse(text);
document.getElementById("demo").innerHTML = obj.name;
浠€涔堟槸 JSON锛烖/h2>
- JSON 鎸囩殑鏄 JavaScript 瀵硅薄鏍囪娉曪紙JavaScript Object Notation锛堻/li>
- JSON 鏄竴绉嶈交閲忕骇鐨勬暟鎹氦鎹㈡牸寮廃/li>
- JSON 鍏锋湁鑷垜鎻忚堪鎬т笖鏄撲簬鐞嗚В
- JSON 鐙珛浜庤瑷€*
*
JSON 浣跨敤 JavaScript 璇硶锛屼絾鏄 JSON 鏍煎紡鏄函鏂囨湰鐨勩€侟/p>
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JSON 鏍煎紡鏈€鍒濈敱 Douglas Crockford 鎻愬嚭銆侟/p>
涓轰粈涔堜娇鐢 JSON锛烖/h2>
鍥犱负 JSON 鏍煎紡浠呬粎鏄枃鏈紝瀹冭兘澶熻交鏉惧湴鍦ㄦ湇鍔″櫒娴忚鍣ㄤ箣闂翠紶杈擄紝骞剁敤浣滀换浣曠紪绋嬭瑷€鐨勬暟鎹牸寮忋€侟/p>
JavaScript 鎻愪緵鍏у缓鍑芥暟鎶婁互 JSON 鏍煎紡鍐欑殑瀛楃涓茶浆鎹负鍘熺敓 JavaScript 瀵硅薄锛欬/p>
JSON.parse()
鍥犳锛屽鏋滄偍浠 JSON 鏍煎紡浠庢湇鍔″櫒鎺ユ敹鏁版嵁锛岄偅涔堟偍鍙互鍍忎换浣曞叾浠 JavaScript 瀵硅薄閭ｆ牱浣跨敤瀹冦€侟/p>