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C# 2008 Floating Point Variable Types

Part of the C# 2008 For Dummies Cheat Sheet

C# distinguishes real numbers, which come in two styles: floating point and decimal. Floating point is the most common and floating-point variables are assigned. This chart describes the two floating-point variables in C#:

Type Size (bytes) Range Accuracy In Use
float 8 1.5 * 10-45 to 3.4 * 1038 6-7 digits float f = 1.2F;
double 16 5.0 * 10-324 to 1.7*10308 15-16 digits double d = 1.2;
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C# 2008 For Dummies Cheat Sheet


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