编程语言的弱类型、强类型、动态类型、静态类型

转载： https://www.zhihu.com/question/19918532html   弱类型： > "1"+2 '12'   强类型： >>> "1"+2 Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: cannot concatenate 'str' and 'i

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