Humdrum lab 7: Difference between revisions
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Created page with "== Regular Expressions == == Basic Regular Expressions == "Basic" regular expressions are the initial implementation of [https://en.wikipedia.org/wiki/Grep grep], that cam..." |
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== Basic Regular Expressions == | == Basic Regular Expressions == | ||
"Basic" regular expressions are the initial implementation of [https://en.wikipedia.org/wiki/Grep grep], that came with unix in [https://en.wikipedia.org/wiki/Research_Unix#Versions 1973]. | "Basic" regular expressions are the initial implementation of [https://en.wikipedia.org/wiki/Grep grep], that came with unix in [https://en.wikipedia.org/wiki/Research_Unix#Versions 1973]. Here are the "metacharacters" in the basic implementation of regular expressions: | ||
[[File:basic-regular-expressions.png|600px|center]] | [[File:basic-regular-expressions.png|600px|center]] | ||
