regex error preg_replace_callback() : Unknown modifier '.' in
2886
Warning: preg_replace(): Unknown modifier
145890
Regex/ code to fix corrupt serialized PHP data.
19925
Escaping regex string
34297
Delimiter must not be alphanumeric or backslash and preg_match
46663
Ignore html tags in preg_replace
91847
how to replace special characters with the ones they're based on in PHP?
95874
RegExp word boundary with special characters (.) javascript
98052
PHP Markdown XSS Sanitizer
113535
Regex word boundary alternatives inside parentheses does not work?
68031
PHP/REGEX: Get a string within parentheses
126506
Get string inside parentheses, removing parentheses, with regex
114491
Reference to groups in a MySQL regex?
43475
How can I concatenate regex literals in JavaScript?
30260
Is there a RegExp.escape function in JavaScript?
146210
A simple regex search and replacement in php for minifying/compressing javascript?
122449
preg_match error Unknown modifier '{'
73052
JsHint warning: A regular expression literal can be confused with '/='