Regular Expressions 101

^start of line

Group 1(.*?foo.*?foo.*?)

.*?any character (except for line terminators), repeated any number of times

foothe literal text foo (case sensitive)

.*?any character (except for line terminators), repeated any number of times

foothe literal text foo (case sensitive)

.*?any character (except for line terminators), repeated any number of times

foothe literal text foo (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

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Search reference

Regular Expression

^(.*?foo.*?foo.*?)foo

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