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Perl Miscellaneous Operators
There are following miscellaneous operators supported by Perl language. Assume variable a holds 10 and variable b holds 20 then −
| Sr.No. | Operator & Description |
|---|---|
| 1 | . Binary operator dot (.) concatenates two strings. Example− If $a = "abc", $b = "def" then $a.$b will give "abcdef" |
| 2 | x The repetition operator x returns a string consisting of the left operand repeated the number of times specified by the right operand. Example− ('-' x 3) will give ---. |
| 3 | .. The range operator .. returns a list of values counting (up by ones) from the left value to the right value Example− (2..5) will give (2, 3, 4, 5) |
| 4 | ++ Auto Increment operator increases integer value by one Example− $a++ will give 11 |
| 5 | -- Auto Decrement operator decreases integer value by one Example− $a-- will give 9 |
| 6 | -> The arrow operator is mostly used in dereferencing a method or variable from an object or a class name Example− $obj->$a is an example to access variable $a from object $obj. |
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