What Is a Double in C, C++ and C# Programming? - ThoughtCo
https://www.thoughtco.com/definition-of-double-958065
WEBApr 27, 2019 · The double is a fundamental data type built into the compiler and used to define numeric variables holding numbers with decimal points. C, C++, C# and many other programming languages recognize the double as a type. A double type can represent fractional as well as whole values.
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