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Separate a value into its integer and fractional components.


genType modf( genType x, out genType i );
genDType modf( genDType x, out genDType i );


x - Specify the value to separate.
out i - A variable that receives the integer part of the argument.


 modf separates a floating point value x into its integer and fractional parts. The fractional part of the number is returned from the function and the integer part (as a floating point quantity) is returned in the output parameter i .

Version Support[edit]

modf (genType) 1.3+
modf (genDType) 4.0+

See Also[edit]

 fract , floor 


Copyright© 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999.