Regular Expressions examples

• Allow positive or negative integer input only
• Allow positive or negative real number input only
• Allow numeric input only
• Allow alpha input only
• Allow alpha-numeric input only
• Allow maximum integer on keyup
• Allow numeric input only, no leading zero, onkeyup
• Allow numeric input only on keyup
• Allow positive or negative real number, maximum 2 decimal places, on keyup
• Allow positive or negative real number on keyup
• Allow positive real number on keyup, limit 2 decimal places
• Allow positive real number on keyup
• Comprehensive email validation - generic domains
• Comprehensive email validation - U.S. and subdomains
• Comprehensive email validation - U.S. domains
• Wrap selected text in various tags - crossbrowser
• Two uppercase followed by at least one digit
• Strip information from between two markers
• Strip information from between two brackets
• Change quoted text to italics
• Count characters in a textarea
• Count new lines in a textarea
• Count words in a text area
• Delete all trailing spaces
• Delete all leading and trailing spaces
• Eliminate path from file name
• First character to uppercase
• Format input onkeyup
• Format phone number with extension
• Insert commas for money format, onblur
• Remove quotes
• Remove dashes
• Remove CR & LF
• Zip Code validator example
• Validating SSN to 000-00-0000