Regular expression that doesn't contain certain string
1177
Regular expression to match a line that doesn't contain a word
43339
Regular expression to match non-ASCII characters?
74968
How can I validate a regular expression using jQuery Validation plugin?
93958
How to match hyphens with Regular Expression?
78605
Regular expression to extract text between square brackets
17652
Compare two strings by ignoring certain characters
150982
Java String - See if a string contains only numbers and not letters
116985
grep for all the lines that doest not have a particular word
147011
Regular expression for excluding special characters
35989
Match a pattern only when NOT preceded or followed by another pattern
105003
Decimal number regular expression, where digit after decimal is optional
42597
Search and replace strings that are not substrings of other strings
101144
How to match, but not capture, part of a regex?
92414
RegEx to make sure that the string contains at least one lower case char, upper case char, digit and symbol
9258
Test if string ONLY contains given characters
119124
grep for string not preceded by another string
2223
Regular expression to match 7-12 digits; may contain space or hyphen