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How-To Geek on MSNHow to Get Started With Regular Expressions in the Linux TerminalIf you stick to the concepts that I cover later, they will work across most flavors and Linux utilities. You don't need to think too hard about it. PCRE (Perl Compatible Regular Expressions) is the ...
Meta-characters. There are special characters in regular expressions, some of them include: d matches any digit, equivalent to [0-9]; D matches any character that’s not a digit, equivalent to ...
I frequently use regular expressions to do things like change the size of text on the PCB silkscreen for only certain types of components. It is also helpful in editing fp-lib-table manually.
Regular expressions can be used for partner matching, text processing, data validation, and much more. Also: 5 Linux commands I use to keep my device running smoothly The one caveat to using ...
Regular expressions 101. Let’s start simple. Suppose you want to search for a string with the word “cat” in it; your regular expression would simply be “cat”.
Analysis of a regular expression If you remove the first character from the regular expression, you drastically change the meaning of the pattern. The regular expression “\d{5}$” will still match ...
Regular expressions use many characters in a way that is specific to the regex syntax, such as the dot (.) or braces ([ and ]). If you want to search for those characters, you will need to escape ...
A regular expression is some sequence of characters that represents a pattern. For example, the [0-9] in the example above will match any single digit where [A-Z] would match any capital letter.
What does regular expression actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.
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