js中直接输出一个object对象显示的是[object Objec js 中要显示的内容未正常显示,显示[object obje...
js\u8f93\u51fa\u7684\u662fobject object \u600e\u4e48\u83b7\u53d6\u8fd9\u4e2aobject\u5230\u5e95\u662f\u4ec0\u4e48\u554a1.var obj = new Object();
//\u5c31\u662f\u521b\u5efa\u4e86\u4e00\u4e2a\u7a7a\u5bf9\u8c61\u7684\u5b9e\u4f8b
\u5728Java\u4e2d,\u4f60\u53ef\u80fd\u8981\u5148\u6784\u9020\u4e00\u4e2a\u7c7b,\u7136\u540e\u624d\u80fd\u521b\u5efa\u7c7b\u7684\u5b9e\u4f8b\u5bf9\u8c61,\u4f46\u5728JS\u91cc,Object\u5c31\u662f\u7cfb\u7edf\u5168\u5c40\u5bf9\u8c61,\u6240\u4ee5\u53ef\u4ee5\u76f4\u63a5\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b\u5bf9\u8c61,\u800c\u65e0\u987b\u63d0\u524d\u6784\u9020 Object.class
2.obj.color = "red";
//\u5c31\u662f\u7ed9\u5b9e\u4f8b\u5bf9\u8c61\u521b\u5efa\u4e00\u4e2a\u5c5e\u6027,\u4f60\u53ef\u4ee5\u968f\u4fbf\u50cf\u8fd9\u6837\u521b\u5efa\u4efb\u4f55\u5c5e\u6027
\u5728Java\u4e2d,\u4f60\u5fc5\u987b\u5728class\u91cc\u6784\u9020\u7c7b\u5c5e\u6027,\u7136\u540e\u518d\u7ee7\u627f\u7ed9\u7c7b\u7684\u5b9e\u4f8b,\u7136\u540e\u8fd9\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u624d\u80fd\u4f7f\u7528\u8fd9\u4e2a\u5c5e\u6027;\u800c\u5728JS\u4e2d,\u7531\u4e8eObject\u662f\u5168\u5c40\u5bf9\u8c61,\u5219\u53ef\u4ee5\u968f\u610f\u7ed9\u5b83\u8bbe\u7f6e\u5c5e\u6027.
1\u3001\u6253\u5f00\u521b\u5efa\u9875\u9762 \u9009\u62e9File-new-project..\u3002
2\u3001\u9009\u62e9\u521b\u5efa\u7684\u9879\u76ee\u4e3aspring initializr \u8fdb\u5165springboot\u9879\u76ee\u521b\u5efa\u6b65\u9aa4\u3002
3\u3001\u8f93\u5165\u9879\u76ee\u540d\u5b57\uff0c\u9009\u62e9\u4f9d\u8d56web\uff08\u5982\u679c\u4e0d\u9700\u8981\u53ef\u4ee5\u4e0d\u9009\uff09\uff0c\u9009\u62e9\u5b58\u653e\u76ee\u5f55-\u5b8c\u6210\u3002
4\u3001\u9996\u5148\u5efa\u7acb\u4e00\u4e2a\u5b9e\u4f53\u7c7bStudent set\u548cget\u81ea\u5df1\u751f\u6210public class Student { private int id; private String name; private String sex;}\u3002
5\u3001\u521b\u5efa\u6d4b\u8bd5\u4ee3\u7801\uff1aimport net.sf.json.JSONObjectimport java.util.ArrayList;import java.util.List;public static void testObject(){ //\u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u5e76\u5c06 \u7ed9\u5bf9\u8c61\u8d4b\u503c \u7136\u540e\u4f7f\u7528fastjson\u8f6c\u5316\u4e3ajson\u7c7b\u578b\u7684\u6570\u636e \u3002
6\u3001\u7f16\u5199\u6d4b\u8bd5\u4ee3\u7801-\u4f7f\u7528\u5f3a\u5236\u8f6c\u6362\u3002public static void testObject(){ Student st = new Student(); st.setId(1); st.setName("\u5f20\u4e09"); t.setSex("\u7537"); \u3002
7\u3001Object obj = JSONObject.toBean(json,Student.class); Student st2 = (Student) obj; System.out.println(st2.getSex());}\u3002
var obj={ky:123};
for(var p in obj){
document.write(p+":"+obj[p]+"<br />");
}
绛旓細鍗曠嫭鍐欎釜js鏂囦欢document.writeln("<object>");...document.writeln("</object>");鍐嶅湪椤甸潰鐩稿簲浣嶇疆涓鍏ユjs鏂囦欢 <script language="javascript" type="text-javascripr" src="js鏂囦欢">
绛旓細var c={};鏄畾涔涓涓瀵硅薄,var c1=[]鏄畾涔変竴涓暟缁
绛旓細妫鏌ユ槸鍚﹀皢object鏍囩鏀剧疆鍦╢orm涓紵js涓洿鎺浣跨敤object鏍囩ID璁块棶鐨勮瘽锛岄渶瑕佸皢object鏍囩鏀剧疆鍦╢orm鏍囩澶栭潰锛屽鏀剧疆鍦╢orm鍐呴儴锛宩s闇瑕佷娇鐢╠ocument.getElementById("object鏍囩ID")鏉ヨ闂
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绛旓細valueof鍋忓悜浜庤繍绠楋紝tostring鍋忓悜浜庢樉绀恒<br> 1銆 鍦ㄨ繘琛屽璞¤浆鎹㈡椂锛堜緥濡:alert(a)锛夛紝灏嗕紭鍏堣皟鐢╰ostring鏂规硶锛屽鑻ユ病鏈夐噸鍐檛ostring灏嗚皟鐢╲alueof鏂规硶锛屽鏋滀袱鏂规硶閮戒笉娌℃湁閲嶅啓锛屼絾鎸object鐨tostring杈撳嚭銆<br> 2銆 鍦ㄨ繘琛屽己杞瓧绗︿覆绫诲瀷鏃跺皢浼樺厛璋冪敤tostring鏂规硶锛屽己杞负鏁板瓧鏃朵紭鍏堣皟鐢╲alue...
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绛旓細锛JS鏂囨。鑷瘧锛Object鍜孧ap闈炲父鐩镐技锛屼袱鑰呴兘鍙互瀹屾垚閿-鍊煎鐨璁剧疆銆佽幏鍙杤alue銆佸垹闄ey骞朵笖鏍规嵁key鑾峰彇瀵瑰簲鐨剉alue銆傚洜姝わ紝鍦ㄨ繃鍘籓bject缁忓父琚綋浣淢ap鏉ヤ娇鐢ㄣ備絾鏄紝Object鍜孧ap鐨勪笉鍚屼箣澶勪細璁㎝ap鍦ㄧ壒瀹氭潯浠朵笅鎴愪负涓涓鏇翠匠鐨勯夋嫨銆
绛旓細涓銆佷粠瀹氫箟鐨瑙掑害鏉ヨ锛歠unction Function(){}鍓嶈呬负瀹氫箟涓涓猨s鍑芥暟鍚庤呬负杩欎釜鍑芥暟鐨勫悕绉Object涓洪夋嫨鐨凞OM瀵硅薄浜屻佷粠鐢ㄦ硶璁诧細var a = new Object(function(){});杩欓噷a涔熸槸function浜嗐備笁銆佹荤粨锛氫笉绠℃槸function ,杩樻槸new Function(), 杩樻槸new Object(function(){}),褰撹В閲婂櫒锛堜緥濡俈8锛夐亣鍒版椂锛屽垯灏...
绛旓細function SaveInfoToFile(folder, fileName) { var filePath = folder + fileName; var fileInfo = "hahahaha"; var fso = new ActiveXObject("Scripting.FileSystemObject"); var file = fso.CreateTextFile(filePath, true); file.Write(fileInfo); file.Close();}浠呴檺 IE ...
绛旓細1.var obj = new Object();//灏辨槸鍒涘缓浜涓涓绌哄璞＄殑瀹炰緥 鍦↗ava涓,浣犲彲鑳借鍏堟瀯閫犱竴涓被,鐒跺悗鎵嶈兘鍒涘缓绫荤殑瀹炰緥瀵硅薄,浣嗗湪JS閲,Object灏辨槸绯荤粺鍏ㄥ眬瀵硅薄,鎵浠ュ彲浠鐩存帴鍒涘缓涓涓疄渚嬪璞,鑰屾棤椤绘彁鍓嶆瀯閫 Object.class 2.obj.color = "red";//灏辨槸缁欏疄渚嬪璞″垱寤轰竴涓睘鎬,浣犲彲浠ラ殢渚垮儚杩欐牱鍒涘缓浠讳綍...
