RegExLib.com - The first Regular Expression Library on the Web!

• Recent Expressions

• Regex Cheat Sheet
• Search
• Regex Tester
• Browse Expressions
• Add Regex
• Manage My Expressions
• Contributors
• Regex Resources
• Web Services
• Advertise
• Contact Us
• Register
• Recent Expressions
• Recent Comments

• Regex Forums
• Regex Blogs
• Regex Mailing List

• Michael Ash (55)
• Steven Smith (42)
• Matthew Harris (35)
• tedcambron (29)
• PJWhitfield (28)
• Vassilis Petroulias (26)
• Matt Brooke (22)
• Juraj Hajdúch (SK) (21)
• Mukundh (21)
• RobertKaw (19)
• All Contributors

External Data Source

Source

Regular Expression
((0?[1-9]|1[012])|(?:(J|j)an(?:uary|\.)?|(F|f)eb(?:ruary|\.)?|(M|m)ar(?:ch|\.)?|(A|a)pr(?:il|\.)?|(M|m)ay?|(J|j)un(?:e|\.)?|(J|j)ul(?:y|\.)?|(A|a)ug(?:ust|\.)?|(S|s)ep(?:tember|\.)?|(O|o)ct(?:ober|\.)?|(N|n)ov(?:ember|\.)?|(D|d)ec(?:ember|\.)?))