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Man Pages


Manual Reference Pages  -  MODFL (3)

NAME

modf, modff, modfl - extract signed integral and fractional values from floating-point number

CONTENTS

Library
Synopsis
Description
Return Values
See Also
Standards

LIBRARY


.Lb libm

SYNOPSIS


.In math.h double modf double value double *iptr float modff float value float *iptr long double modfl long double value long double *iptr

DESCRIPTION

The modf, modff, and modfl functions break the argument value into integral and fractional parts, each of which has the same sign as the argument. It stores the integral part as a floating point number in the object pointed to by iptr.

RETURN VALUES

These functions return the signed fractional part of value.

SEE ALSO

frexp(3), ldexp(3), math(3)

STANDARDS

The modf, modff, and modfl functions conform to -isoC-99.
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