![]() ![]() Repetition operations can also be used with the '(' and ')' brackets to indicate what is repeating. This regular expression matches one or more alphanumeric characters inside '' brackets. To match both the strings 'color' and 'colour' use the regular expressions: colou?rįor another example, to match a simple XML tag use: ![]() Regular expressions use a number of special control characters to control how the searches are done and the special characters are: ".^$()/\* For example, to find a string such as 'Green' just use the regular expression: Green Regular expressions look just like regular Find strings. Warning: Some regular expressions can be very complex and using certain regular expressions containing lots of repetition operators can cause searches to be performed very slowly. The full syntax of regular expressions are beyond the scope of this document but the following contains an introduction to the major features of regular expressions. ![]() Note that the letter 'R' will appear beside the word Options when regular expressions are enabled. Regular expressions can be used when performing a Find, Replace, Find In Files, or Replace In Files operation. To search for a regular expression, click the Options button in the Find Bar and enable the Search with Regular Expressions toggle (see the image below). Many different flavors of regular expressions exist and 010 Editor uses a syntax similar to Ruby/Perl. Regular Expressions are a powerful syntax for finding string patterns within a file.
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