Name | ! (logical NOT) |
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Examples | boolean a = false; if (!a) { rect(30, 20, 50, 50); } a = true; if (a) { line(20, 10, 90, 80); line(20, 80, 90, 10); } |
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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 |
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Parameters |
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Usage | Web & Application | ||
Related |
! (logical AND) || (logical OR) if() |