浠婂ぉ鍦ㄩ」鐩腑鐪嬪埌涓€涓狾bject.prototype.toString.call()鏂规硶灏佽鐨勬暟鎹被鍨嬫娴嬪伐鍏枫€備絾鏄叧浜庢祻瑙堝櫒鎼滅储鐩稿叧鍘熺悊鐨勫洖绛斿緢灏戯紝鎵€浠ユ兂璁板綍涓€涓嬶紝浠ラ槻鑳藉府鍔╁埌鏇村鐨勬柊鎵嬶紵鎴戠殑鏂囩珷闈炲父閫氫織鏄撴噦锛屽洜涓烘垜鍐欐枃绔犻兘鏄熀浜庝竴涓墠鎻愩€傚鏋滄垜鏄竴涓垰寮€濮嬪涔爅s鐨勬柊鎵嬶紝濡傛灉鍒汉杩欐牱瑙ｉ噴杩欎釜鐭ヨ瘑鐐癸紝閭ｆ垜涔熻兘鐪嬫噦銆傛垜涓嶅枩娆㈤偅绉嶇敤涓撲笟鏈瑙ｉ噴涓€涓煡璇嗙偣鏉ュ嚫鏄捐嚜宸辨按骞抽珮鐨勬枃绔狅紝鎵€浠ユ垜涓€鑸兘鏄敤璐规浖瀛︿範娉曟潵璁板綍杩欎簺鐭ヨ瘑鐐广€傚枩娆㈢殑璇濆彲浠ョ湅鐪嬫垜鐨勫叾浠栨枃绔狅紝瀵规柊浜烘瀬鍏跺弸濂絶馃槉1.鐩镐俊澶ч儴鍒嗕汉瀵硅繖涓柟娉曢兘鏈変竴涓鍖猴紝鍖呮嫭鎴戙€傚垰寮€濮嬪JS鐨勬椂鍊欙紝寰堝鏄撳杩欎釜鏂规硶璁ょ煡鍑虹幇閿欒銆傛瘮濡俢onsta={name:"闊╂尟鑺?}锛岀湅鏉.toString鏂规硶搴旇杩斿洖瀛楃涓茬被鍨嬬殑{name:"闊╂尟鑺?}銆傞棶棰樼殑鐥囩粨锛屾伆鎭板氨鍦ㄨ繖涓湴鏂广€?銆侀鍏堟垜浠鐭ラ亾toString鏂规硶銆傝鍑芥暟鐨勮繑鍥炲€煎簲閲囩敤浠ヤ笅鍥哄畾鏍煎紡銆傚瓧绗︿覆鏍煎紡[objectxxxx]xxxx琛ㄧず璋冪敤姝ゆ柟娉曠殑鈥滄暟鎹€濈殑鏁版嵁绫诲瀷銆?銆侀噸鐐规潵浜嗭細js鍏跺疄鏄噸鍐欎簡鏌愪簺鏁版嵁绫诲瀷鐨則oString鏂规硶锛屾墍浠ュ鑷翠簡涓嬮潰鐨勬儏鍐点€傝繖閲屾垜浠互鍑芥暟绫诲瀷涓轰緥銆傚叾浠栨暟鎹被鍨嬩篃鏄姝わ細鍡€︹€︽槸鐨勶紝杩欎釜灏辨槸鎴戠悊鎯充腑鐨則oString锛屼細杩斿洖杩欎釜鍙橀噺鐨勫瓧绗︿覆鐨勬樉绀恒€?.瑕佺悊瑙ｈ繖涓煡璇嗙偣锛岃繖閲屽繀椤诲鍘熷瀷閾惧拰鍘熷瀷鏈変竴涓竻鏅扮殑璁よ瘑銆傛垜浠煡閬揓S鐨勫ぇ鍘熷瀷鍏跺疄灏辨槸Object鏋勯€犲嚱鏁扮殑鍘熷瀷鎵€鎸囧悜鐨凮bject锛屾槸JS涓栫晫鐨勬簮澶淬€傛瀵硅薄鐨則oString鏂规硶鏄師濮嬬殑toString銆?銆佸綋鎴戜滑浣跨敤delete鏂规硶鍒犻櫎浜咶unction.prototype锛堝嵆Function鏋勯€犲嚱鏁扮殑鍘熷瀷锛変笂鐨則oString锛岀劧鍚庡啀娆¤皟鐢╪ame.toString浼氬彂鐢熶粈涔堬紵6.浣嗘槸鎴戜滑缁忓父涓嶄娇鐢╠elete鏉ュ垹闄わ紝鎵€浠ユ垜浠娇鐢╟all鏂规硶鏉ユ敼鍙榦bject.prototype.toString鏂规硶杩欎竴鐐广€備綘鏄笉鏄獊鐒舵亶鐒跺ぇ鎮燂紵
