Framework (A-Z)

Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Name

ldexp()
Examples 
double c = ldexp(3, 2);  // Sets c to 12 = 3 * 2 ^ 2
double d = ldexp(2, 4);  // Sets d to 32 = 2 * 2 ^ 4
Description The ldexp() function multiplies a floating-point number by an integral power of 2. The ldexp() function returns the value of x times 2 raised to the power exp.
Syntax 
ldexp(x, exp)
Parameters
x double, float or int
exp double, float or int
Returns double
Usage Application
Updated on July 07, 2011 11:08:31pm PDT

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