如果我没有理解错的话，您希望在OR：
Regex to extract text between two strings The approach we've worked out for pulling out text between two characters will also work for extracting text between two strings. For example, to get everything between "test 1" and "test 2", use the following regular expression. Pattern: test 1(....
您可以使用gnu awk：
\B landmark for a non-word boundary, which is [ the position between two word-characters ] or [ the position between two non-word-characters ] - Essentially, \B matches at every position where \b cannot match ^ landmark for "the start of a line", which is the position [ in-the-...
Find any string that has the following two words in it: “dog” and “vet” *** This is an interesting one, since it's not something that regex is particularly suited for. The test strings that I'm using are: I took my dog to the vet The ...
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Sure it does. It definitely contains a set of characters that match the pattern. In other words, if I search the string for the pattern, I’ll find the pattern. What about the second string? Does it exactly match the pattern? No. It doesn’t start with an r or R followed by eg,...
In the test1 function, I’m creating a regular expression that matches either a capital or lowercase S, followed by one or zero single characters followed by e. In other words, I’m matching Se and se, possibly with a single character between the two letters. ...
, regardless of what was matched in between by the subroutine \g<double>. For example, this regex matches 'xx!!xx', but not 'xx!!!'.👉 Show more details Subroutines can appear before the groups they reference. If there are duplicate capture names, subroutines refer to the first insta...
In the test1 function, I’m creating a regular expression that matches either a capital or lowercase S, followed by one or zero single characters followed by e. In other words, I’m matching Se and se, possibly with a single character between the two letters. ...