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Examples of assignment operators

Statement using                       Equivalent Perl assignment operator statement  $a = 1;                               assignment  $a -= 1;                              $a = $a - 1;  $a *= 2;                              $a = $a * 2;  $a /= 2;                              $a = $a / 2;  $a %= 2;                              $a = $a % 2;  $a **= 2;                             $a = $a ** 2;  $a &= 2;                              $a = $a & 2;  $a |= 2;                              $a = $a | 2;  $a ^= 2;                              $a = $a ^ 2;