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Double Data Type

office 365 dev account|Last Updated: 6/12/2017
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Double (double-precision floating-point) variables are stored as IEEE 64-bit (8-byte) floating-point numbers ranging in value from -1.79769313486231E308 to -4.94065645841247E-324 for negative values and from 4.94065645841247E-324 to 1.79769313486232E308 for positive values. Thetype-declaration character for Double is the number sign ( # ).

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