# System Functions

FPT( ) | Return Fractional Part

## Format

FPT(num[,ERR=stmtref])
Where:

num | Numeric expression whose fractional portion will be returned.
stmtref | Program line number or statement label to which to transfer control.

## Returns

Fractional portion of numeric.

## Description

The FPT( ) function returns the fractional portion of the given numeric value. The value returned is always rounded to the PRECISION currently in effect.

## Example

precision 3 | Set precision
... |
A=fpt(1.345) | Yields A = .345
B=fpt(A/10) | Yields B = .035
begin | Set precision to 2
A=fpt(5/3) | Yields A = .67