Unary Operator
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See: Computer Program Operator, Unary Operation.
References
1996
- (Wall et al., 1996) ⇒ Larry Wall, Tom Christiansen, and Randal L. Schwartz. (1996). “Programming Perl, 2nd edition." O'Reilly. ISBN:1565921496
- unary operator: An operator with only one operand, like ! or chdir. Unary operators are usually prefix operators, that is, they precede their operand. The ++ and -- operators can be either prefix or postfix. (Of course, that does change their meaning.)