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Single data type

A fundamental data type that holds single-precision floating-point numbers in IEEE format. A Single variable is stored as a 32-bit (4-byte) number, ranging in value from 3.402823E38 to 1.401298E45 for negative values, from 1.401298E45 to 3.402823E38 for positive values, and 0. The type-declaration character is ! (ANSI character 33).