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Regular_Expressions
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Regular_Expressions [2017/03/05 22:35] peternlewis |
Regular_Expressions [2018/04/09 00:06] JMichaelTX ADD update to Capture Groups |
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| - | In Keyboard Maestro Actions, if the term "matches" is used, it means that it supports regular expression. However, there are many Actions in Keyboard Maestro where you can use a regular expression, which may not be obvious. For more info see [Places where Regular Expressions can be used](https://forum.keyboardmaestro.com/t/places-where-regular-expressions-can-be-used/4392). | + | In any [[Actions|Action]] where the term "matches" is used, you may (optionally) use a regular expression. |
| - | ---- | + | **The two most commonly used RegEx Actions are:** |
| + | * [[action:Search_using_Regular_Expression|Search using Regular Expression ]] to extract [[https://www.regular-expressions.info/brackets.html | Capture Groups]]. | ||
| + | * [[action:Search_and_Replace|Search and Replace]] | ||
| + | In all of the RegEx searches, you can choose to search in any one of the following: System Clipboard, Variable, File, Text entered into the Action, and Named Clipboard. | ||
| - | ===== Capture Groups ===== | + | There are many Actions in Keyboard Maestro where you can use a regular expression, which may not be obvious. For more info see [Places where Regular Expressions can be used](https://forum.keyboardmaestro.com/t/places-where-regular-expressions-can-be-used/4392). |
| - | - Use the form of `$n` in the Action Replace box, where n is the number for the capture group. | + | |
| - | - Example: `$1, $2, $3` | + | ---- |
| - | - This is the same as `\n` used in other apps/languages. | + | |
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| |Word Boundaries|`(?w)`|Controls the behavior of \b in a pattern.\\ If used, word boundaries are found according to the definitions of word found in [[http://unicode.org/reports/tr29/#Word_Boundaries|Unicode UAX 29, Text Boundaries]].| | |Word Boundaries|`(?w)`|Controls the behavior of \b in a pattern.\\ If used, word boundaries are found according to the definitions of word found in [[http://unicode.org/reports/tr29/#Word_Boundaries|Unicode UAX 29, Text Boundaries]].| | ||
| |Comments|`(?x)`|Ignores white space and allows #comments.\\ If used, white space within regular expressions is ignored and you can use #line-comments.| | |Comments|`(?x)`|Ignores white space and allows #comments.\\ If used, white space within regular expressions is ignored and you can use #line-comments.| | ||
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| + | ===== Capture Groups ===== | ||
| + | * Use the form of `$<CG#>`, or `\<CG#>` (in ver 8+) in the Action Replace box, where `<CG#>` is the number for the capture group. | ||
| + | * Examples: | ||
| + | * `$1, $2, $3` | ||
| + | * `\1, \2, \3` | ||
| + | * This is the same as `\<CG#>` used in other apps/languages, like BBEdit. | ||
| + | |||
| + | For more information, see [[https://www.regular-expressions.info/brackets.html | Capture Groups]]. | ||
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| ===== Use of Text Tokens ===== | ===== Use of Text Tokens ===== | ||
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| - | - [[https://forum.keyboardmaestro.com/search?q=Regular%20Expression%20RegEx|Keyboard Maestro Forum topics about Regular Expressions (RegEx)]] | + | - [[https://forum.keyboardmaestro.com/tags/regex|Keyboard Maestro Forum topics about Regular Expressions (RegEx)]] |
| ==== General ==== | ==== General ==== | ||
Regular_Expressions.txt · Last modified: 2022/11/10 03:29 by ccstone
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