(Logical Not); (Logical Or) - MACROMEDIA FLASH 8-FLASH LITE 1.X ACTIONSCRIPT LANGUAGE Reference

! (logical NOT)

Availability
Flash Lite 1.0.
Usage
!expression
Operands
None.
Description
Operator (logical); inverts the Boolean value of a variable or expression. If is a
expression
variable with the absolute or converted value of , the value of is . If
true !expression false
the expression evaluates to , the expression evaluates to .
x && y false !(x && y) true
The following expressions show the result of using the operator:
!
returns
!true false
returns
!false true
Example
In the following example, the variable is set to . The condition evaluates the
happy false if
condition , and if the condition is , the function sends a string to the
!happy true trace()
Output panel.
happy = false;
if (!happy) {
trace("don't worry, be happy");
}

|| (logical OR)

Availability
Flash Lite 1.0.
Usage
expression1 || expression2
Operands
Boolean values or expressions that convert to Boolean values.
expression1, expression2
92 Flash Lite Operators