python涓璱sinstance鍑芥暟鎬庝箞浣跨敤
扬州沐宇科技
2021-03-16 18:07:05
python
鍦╬ython涓娇鐢╥sinstance()鍑芥暟鐨勬柟娉?p>isinstance锛歩sinstance()鍑芥暟鐨勪綔鐢ㄦ槸鐢ㄤ簬鍒ゆ柇涓€涓璞℃槸鍚︽槸涓€涓凡鐭ョ殑绫诲瀷銆?p>isinstance()鍑芥暟璇硶锛?p>
isinstance(object, classinfo)
鍙傛暟锛?p>object锛氳〃绀哄疄渚嬪璞°€?p>classinfo锛氬彲浠ユ槸鐩存帴鎴栭棿鎺ョ被鍚嶃€佸熀鏈被鍨嬫垨鑰呯敱瀹冧滑缁勬垚鐨勫厓缁勩€?p>isinstance()鍑芥暟浣跨敤鏂规硶锛?p>
>>>a = 2
>>> isinstance (a,int)
True
>>> isinstance (a,str)
False
>>> isinstance (a,(str,int,list)) # 鏄厓缁勪腑鐨勪竴涓繑鍥?True
True
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