JavaScript: \\d{4} RegExp allows more than 4 digits
125242
Match exact string
23744
Is it possible to increment numbers using regex substitution?
150965
RegEx expression not allowing only spaces?
42740
new Regexp doesn't work
147833
Matching numbers with regular expressions — only digits and commas
147632
Regex phone number to accept +
7569
How do you match only valid roman numerals with a regular expression?
43324
RegEx to Reject Unescaped HTML Character
2559
Is there a regular expression to detect a valid regular expression?
114289
Only allowing up to three digit numeric characters in a text box
47446
Differences between Javascript regexp literal and constructor
1685
Why does this Java regex cause "illegal escape character" errors?
37942
javascript regex split produces too many items
31612
Need regular expression for checking at least 3 uppercase, 3 lowercase, 3 digits and 3 special character
43229
How to check if a string contains only digits in Java
117463
jQuery validate: How to add a rule for regular expression validation?
134578
Convention of digit grouping after decimal point