| Index

| Reference for Wiring 1.0 (ALPHA) 0021+. 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)
Examples |  |
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 |  | Web & Application
Related |  | || (logical OR) && (logical AND) if()