jQuery :contains(regex)?
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jQuery selector :contains - Use regular expressions
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Determine whether an array contains a value
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How to find overlapping matches with a regexp?
134928
Check if string contains only digits
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Test if string ONLY contains given characters
100649
REGEXP performance (compare with "LIKE" and "=")
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How to match all occurrences of a regex
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How can I count the number of matches for a regex?
64366
Matching an optional substring in a regex
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Need to perform Wildcard (*,?, etc) search on a string using Regex
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Count number of matches of a regex in Javascript
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How does this regular expression work?
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Does Python have a string 'contains' substring method?
1814
How do you access the matched groups in a JavaScript regular expression?
142022
Get index of each capture in a JavaScript regex
15680
jQuery selector regular expressions
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AMPscript - If Contains