Unary not

Job Management Partner 1/Software Distribution Automatic Installation Tool Description and Reference

3.4.4 Unary not

The unary not is a unary operator that logically negates the result of the expression.

Organization of this subsection: (1) Format; (2) Description; (3) Example of coding

(1) Format

!(expression)

(2) Description

If the negation of an operand (for example, when an operand is false) is true, the value true is returned. On the contrary, if the negation of an operand (for example, when an operand is true) is false, the value false is returned.

The unary operator is placed before an operand, linking from the right to the left.

(3) Example of coding

bool IsLastDialog;
IsLastDialog = false;
if (!IsLastDialog)
   AIT_LogMessage("Installable Software Extracting... is opened.");
else
   AIT_LogMessage("Installable Software Extracting... is not opened.");
endif;

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