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Standard Units
Math Unit
Math Unit Procedures and Functions

Modf function

Targets: MS-DOS, OS/2, Win32


Math Unit

Splits a floating-point value into fractional and integer parts.

Declaration: 
function Modf(X: Extended; var Y: Longint): Extended;
function Modf(X: Extended; var Y: Integer): Extended;
Remarks:

The Modf function breaks down the floating-point value X into fractional and integer parts, each of which has the same sign as X.

The signed fractional portion of X is returned. The integer portion is stored as a floating-point value at Y.

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