| Navigation: Language Reference > 13 - Built-in Functions >====== ABS (return absolute value) ====== |    |
ABS(expression)
| ABS | Returns absolute value. |
| expression | A constant, variable, or expression. |
The ABS procedure returns the absolute value of an expression. The absolute value of a number is always positive (or zero).
| Return Data Type: | REAL or DECIMAL |
Example:
C = ABS(A - B) !C is absolute value of the difference
IF B <; 0
B = ABS(B) !If b is negative make it positive
END
See Also: