鐐硅禐+鍏虫敞+鏀惰棌杩欑瘒鏂囩珷鐨勪粙缁?浜嗚В鍒癊S6寮曞叆鐨刢onst鍙互瀹氫箟甯搁噺銆傚湪JS涓紝甯搁噺鏄笉鍙彉鐨勩€傝繖涓€滀笉鍙彉鈥濇槸鎸囧瓨鏀惧父閲忕殑鍐呭瓨鍦板潃淇濇寔涓嶅彉銆備紬鎵€鍛ㄧ煡锛宑onst瀹氫箟鐨勫父閲忓鏋滄槸鍩烘湰绫诲瀷鐨勬暟鎹紝鍒欏叾鍊兼槸涓嶈兘鏀瑰彉鐨勩€備絾濡傛灉鏄紩鐢ㄧ被鍨嬫暟鎹紙濡傚璞°€佹暟缁勭瓑锛夛紝鍒欏彲浠ヤ慨鏀归噷闈㈢殑鍏冪礌銆傛墍浠ユ湁鏃跺€欑湅璧锋潵甯告暟骞朵笉鏄偅涔堚€滃父鏁扳€濄€備絾鏄垜浠繕鏄湁鍔炴硶璁╁父閲忔垚涓虹湡姝ｇ殑鈥滃父閲忊€濄€傗€滃彉閲忊€濆父閲忓唴瀛樺垎涓烘爤鍐呭瓨锛坰tack锛夊拰鍫嗗唴瀛橈紙heap锛夈€侸S鐨勫熀鏈被鍨嬫暟鎹瓨鏀惧湪鏍堝唴瀛樹腑锛涘紩鐢ㄧ被鍨嬫暟鎹瓨鍌ㄥ湪鍫嗗唴瀛樹腑銆備絾鏄浜庡紩鐢ㄧ被鍨嬬殑鏁版嵁锛屾瘮濡傚璞★紝瀵硅薄鐨刱ey瀛樻斁鍦ㄦ爤鍐呭瓨涓紝鏍堝唴瀛樹腑瀛樻斁涓€涓紩鐢ㄥ湴鍧€锛屾寚鍚戝爢鍐呭瓨涓瓨鏀剧殑鍊笺€傛墍浠ュ湪浣跨敤const鍒涘缓瀵硅薄甯搁噺鏃讹紝鍙寮曠敤鍦板潃涓嶅彉锛屽氨涓嶄細鎶ラ敊銆備緥濡俢onstobj={name:'闆烽渾鐚村瓙'}obj.name='SharkPepper'console.log(obj)//Output:{name:'SharkPepper'}鏄笉鏄寰椾笂闈㈢殑浠ｇ爜鐪嬭捣鏉ヤ笉鍍廠o鈥濇寔缁殑鈥濓紵鍐荤粨瀵硅薄濡傛灉浣犳兂璁╀竴涓猚onst鍒涘缓鐨勫璞′笉鍙彉锛屼綘鍙互浣跨敤Object.freeze銆俧reeze鏄喕缁撶殑鎰忔€濄€傚畠灏嗕竴涓櫘閫氱殑瀵硅薄杞寲涓轰竴涓笉鍙彉鐨勫璞★紝鍗充綘涓嶈兘缁欒繖涓璞℃坊鍔犳柊鐨勫睘鎬э紝涓嶈兘鍒犻櫎宸叉湁鐨勫睘鎬э紝涔熶笉鑳戒慨鏀瑰凡鏈夌殑灞炴€с€俢onstobj={nickname:'闆烽渾鐚?,skill:{name:'鍑屾尝寰',describe:'璺戜笉蹇篃娌＄敤'}}//娴呭眰鍐荤粨Object.freeze(obj)obj.nickname='SharkPepper'console.log(obj.nickname)//杈撳嚭锛歍hunderMonkeyobj.skill.name='ElephantKicks'console.log(obj.skill)//杈撳嚭锛歿name:'BigLikeakick',describe:'璺戜笉蹇紝娌＄敤'}浣嗘槸Object.freeze鍙兘鈥滄祬鍐荤粨鈥濓紝濡傛灉瀵硅薄鐨勬煇涓睘鎬т篃鏄璞★紝鍒欐棤娉曞喕缁撱€傚鏋滆鍐荤粨娣卞眰娆＄殑瀵硅薄锛屽彲浠ヤ娇鐢ㄩ€掑綊鏉ユ搷浣溿€傛帹鑽愰槄璇火煈嶃€奐S ES5涔熷彲浠ュ垱寤哄父閲忥紵銆嬸煈嶃€奜bject.defineProperty涔熻兘鐩戝惉鏁扮粍鍙樺寲锛熴€嬸煈嶃€奜bject.defineProperty涔熻兘鐩戝惉鏁扮粍鍙樺寲锛熴€嬸煈嶃€奜bject.defineProperty涔熻兘鐩戝惉鏁扮粍鍙樺寲锛熴€嬸煈嶃€奜bject.defineProperty涔熻兘鐩戝惉鏁扮粍鍙樺寲锛熴€?/p>
