Reference for Wiring version 0027+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

! (logical NOT)

Description Inverts the Boolean value of an expression. Returns true if the expression is false and returns false if the expression is true. If the expression (a>b) evaluates to true, then !(a>b) evaluates to false.
Syntax
!expression
Parameters
expression any valid expression
Usage Application
Related || (logical OR)
&& (logical AND)
if()
Updated on September 16, 2010 09:16:11pm PDT

Creative Commons License