C语言的基本类型有:char, short ,int ,long ,float ,double 一共6种基本类型. C++语言有:bool, char ,wchar_t, short, int , long, float, double, long double 共9种内置数据类型. Java语言有:boolean, char , byte, short, int ,long, float ,double 一共8种基本数据类型 C# 语言有:decimal(128bit), bool, char