Regular expression to validate time

Posted on 2010-08-19
Last Modified: 2012-06-27

I wanted to validate time by regular expression in hh:mm:ss format

for example 16:12:18 is valid time

The below reqular expression is not working good


Can you please help me in fixing the regular expression

User has to enter time in hh:mm:ss format only

Many Thanks
Question by:tia_kamakshi
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
LVL 92

Accepted Solution

Patrick Matthews earned 250 total points
ID: 33477066
LVL 92

Expert Comment

by:Patrick Matthews
ID: 33477085
Sorry, I was missing a ) right before the $

Assisted Solution

pauloaguia earned 250 total points
ID: 33477092
How about
Independent Software Vendors: We Want Your Opinion

We value your feedback.

Take our survey and automatically be enter to win anyone of the following:
Yeti Cooler, Amazon eGift Card, and Movie eGift Card!


Author Closing Comment

ID: 33477168
Many Thanks for your quick response
LVL 12

Expert Comment

ID: 33477372
Don't forget to include the 1:23:45 format (no leading 0).


Expert Comment

ID: 33477454
> Don't forget to include the 1:23:45 format (no leading 0).
Yes, that's supported in the expression I posted above ;-)

Featured Post

Announcing the Most Valuable Experts of 2016

MVEs are more concerned with the satisfaction of those they help than with the considerable points they can earn. They are the types of people you feel privileged to call colleagues. Join us in honoring this amazing group of Experts.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

by Batuhan Cetin Regular expression is a language that we use to edit a string or retrieve sub-strings that meets specific rules from a text. A regular expression can be applied to a set of string variables. There are many RegEx engines for u…
As most anyone who uses or has come across them can attest to, regular expressions (regex) are a complicated bit of magic. Packed so succinctly within their cryptic syntax lies a great deal of power. It's not the "take over the world" kind of power,…
Learn how to match and substitute tagged data using PHP regular expressions. Demonstrated on Windows 7, but also applies to other operating systems. Demonstrated technique applies to PHP (all versions) and Firefox, but very similar techniques will w…
Explain concepts important to validation of email addresses with regular expressions. Applies to most languages/tools that uses regular expressions. Consider email address RFCs: Look at HTML5 form input element (with type=email) regex pattern: T…

688 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question