Free online Regex String Replacement Tester

Regex is a useful tool for string manipulation.
Free online regex testing tool.
Your converted string:
Helpful Regular Expressions
Matches any 10 digit phone number format. The explanation of the regular expression is shown in the image below. Click on the image to enlarge.
\(?([0-9]{3})\)?[^a-zA-Z0-9]?([0-9]{3})[^a-zA-Z0-9]?([0-9]{4})