Regular expression for validating date
Agreed, that's like using a regular expression for phone numbers that checks all possible area codes.
In this regex tutorial, we will learn to validate simple date formats e.g. Here, we want to use a regex that simply checks whether the input looks like a date, without trying to eliminate things such as February 31st.
These Regexs are examples and not built for a particular Regex engine. In particular, this means that character classes do not contain meta characters which need to be escaped, except the Regex Library Site A site that has a HUGE library of regular expressions and other regex resources Regex Tutorial Site A site with lots of tutorials on writing Regexs and numerous examples Regex Construction Tool A free regex construction tool Regex Explanation Tool
This free regular expression tester lets you test your regular expressions against any entry of your choice and clearly highlights all matches.
Let’s see some regex examples based on different requirements around date formats List dates = new Array List(); dates.add("1/1/11"); dates.add("01/01/11"); dates.add("01/01/2011"); dates.add("01/1/2011"); dates.add("1/11/2011"); dates.add("1/11/11"); dates.add("11/1/11"); String regex = "^[0-3]?
Your organization has a few vacant positions and you are planning to use the Google Forms service to prepare a pre-interview questionnaire for job applicants.