QBasic 1.1 Commands List: ABS Function

Syntax
ABS(numeric-expression)
SGN(numeric-expression)
Description / Parameter(s)
numeric-expression Any numeric expression.

Example

PRINT ABS(45.5 - 100!) 'Output is: 54.5 PRINT SGN(12), SGN(-31), SGN(0) 'Output is: 1 -1 0