Regex for all strings not containing a string?
1177
Regular expression to match a line that doesn't contain a word
149692
C# RegEx: Ignore case... in pattern?
84913
How to "inverse match" with regex?
108395
How to use regex in String.contains() method in Java
30260
Is there a RegExp.escape function in JavaScript?
50485
Find files that contain a string and do not contain another
14068
Regular Expressions: Is there an AND operator?
99390
Regexp that matches valid regexps
54135
Finding the set of strings over {a, b} that do not contain the substring aaa
101144
How to match, but not capture, part of a regex?
116912
Regex only match if character is not included directly before desired string
93958
How to match hyphens with Regular Expression?
51287
Conditionally replace regex matches in string
98876
Clean Python Regular Expressions
28664
How can I find all files that do NOT contain a text string?
104174
Regex match entire words only
41380
How to check if a given Regex is valid?