Compound Boolean operator Or: ||= : Boolean Operators « Language Basics « Perl






  1. Perl
  2. Language Basics
  3. Boolean Operators

Compound Boolean operator Or: ||=

    

$value = 0;
$default = 100;
$value ||= $default;
print $value;








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1.Logical Operators (Short-Circuit Operators)
2.! $v1 && $v2
3.&&, ||, and !
4.@a1 = $v1 && 1 .. 10;
5.Boolean Combination Operators
6.Logical operators are defined
7.Precedence with word operators and short-circuit operators
8.Short-circuit operators
9.The 'and' Operator
10.Using boolean operator (and &&) to connect the comparison operator