Regexp Operators (The GNU Awk User’s Guide)
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Gawk/docs/latest/Regexp-Operators
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3.3 Regular Expression Operators
You can combine regular expressions with special characters, called regular expression operators or metacharacters, to increase the power and versatility of regular expressions.
| • Regexp Operator Details | The actual details. | |
| • Interval Expressions | Notes on interval expressions. |
