Sub()

Description

FUNCTION: sub(number1, number2)

Returns the result of subtracting number2 from number1. The numbers may be floating-point numbers, and a floating-point result is returned.

Related Topics: add(), dec(), iadd(), idiv(), imul(), inc(), isub(), fdiv(), mod(), mul().

Examples

> say sub(5,2)

You say "3"

Server Differences

Other than differences related to general floating-point handling, the behavior of sub() is the same across all servers.