Regular Expressions 101

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Community Patterns

13

Credit Card Expiry Date

ECMAScript (JavaScript)
Allows inserting expiry date as MM/YYYY or MM-YYYY format
Submitted by Rider - 10 years ago
7

Date and time format - ISO 8601

ECMAScript (JavaScript)
Matches ISO 8601 date formats
Submitted by Ettienne - 10 years ago
3

yyyy-MM-dd hh:MM

ECMAScript (JavaScript)
date format for "yyyy-MM-dd hh:MM" valid strict model.
Submitted by image72 - 10 years ago
7

Date validation

ECMAScript (JavaScript)
Besides leap year handling, this takes care of date validation in the yy-mm-dd format.
Submitted by anonymous - 10 years ago
3

mm/dd/yyyy Date

ECMAScript (JavaScript)
no description available
Submitted by jay johnson - 12 years ago
2

Date Testing

ECMAScript (JavaScript)
Javascript date regex
Submitted by anonymous - 10 years ago
2

Date or N/A

ECMAScript (JavaScript)
Accepts Date or not applicable string.
Submitted by Toufique Ahmed - 10 years ago
2

Regular Expression For Date

ECMAScript (JavaScript)
Regular expression for asp:RegularExpressionValidator with format MMddyy. i have Resolved leap year issue as well as month ending day issue with Regular expression
Submitted by Priyanka Khadilkar - 11 years ago
2

Complete ISO 8601 Validator

ECMAScript (JavaScript)
Not only validates valid date/time, but also the number of days in a month (including leap year), and both Z and UTC offset.
Submitted by Sillvva - 2 years ago (Last modified 2 years ago)
2

Date validator for mm/dd/yy

ECMAScript (JavaScript)
no description available
Submitted by Dheeraj Khushalani - dotnetguy.net - 11 years ago
1

Date-Validation with mm/dd/yyyy or mmddyyyy or mm-dd-yyyy or m/d/yyyy

ECMAScript (JavaScript)
Date Validation with leap year handling, & it takes care of date validation in the format like :mm/dd/yyyy or mmddyyyy or mm-dd-yyyy or m/d/yyyy or m-d-yyyy. 12/01/1986 02/29/2016 02/29/2015 13/31/1986...
Submitted by Ashish - 10 years ago
2

Date between 1950 and 2050

ECMAScript (JavaScript)
Date in format MM-dd-yyyy
Submitted by Daniel Quijada - 10 years ago
2

US datetime

ECMAScript (JavaScript)
Validates a US mm-dd-yy(yy) with an optional hh:mm:ss time.
Submitted by anonymous - 10 years ago
1

date validation

ECMAScript (JavaScript)
Validation for date 2013.12.24 14:50
Submitted by axelprog - 11 years ago
1

MM-DD-YYYY - Javascript Date with some validation

ECMAScript (JavaScript)
This is a regular expression for date in javascript. It validates the month between 01-12 (double digits only). It validates the day between 01-31 (double digits only). And enforces 4 digit year (no validation for range).
Submitted by Andrew Leonenko - 10 years ago
1

Check Date + time (DD/MM/YYYY HH:MM)

ECMAScript (JavaScript)
no description available
Submitted by Mikael Georges - 10 years ago
1

Date - Extract & Validate - Fully tested - Format YYYY-MM-DD (dynamic parts separator / can use a different separator)

ECMAScript (JavaScript)
A fully tested regex that extracts and validates date parts using named capturing groups. \ Validations: Year must be preceded by nothing or a non-digit character...
Submitted by Elie Grenon (DrunkenPoney) <elie.grenon.1@gmail.com> - 5 years ago
1

Date validation

ECMAScript (JavaScript)
A regular expression to validate a Date in format DD/MM/YYYY
Submitted by Felipe Montaña - 11 years ago
1

Date format

ECMAScript (JavaScript)
date should be in format YYYYMMDDHHMMSS
Submitted by Prashant Kumar Dubey - 10 years ago
1

<input type="datetime-local" /> pattern

ECMAScript (JavaScript)
As 'datetime-local' input doesn't have a [pattern] attribute, you can check its value with this RegExp. Does not check if the given day corresponds to its month . Ex : 2019-02-30 will be considered as correct
Submitted by Ann MB - 4 years ago (Last modified 4 years ago)
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