To validate a date pattern in JavaScript, try to run the following code. Here, we will check for correct as well as incorrect dates to validate
Example
Live Demo
<!DOCTYPE html> <html> <body> <script> function validDate(date) { var split = date.split('/'); var date = new Date(split[2] + '/' + split[0] + '/' + split[1]); return (date && (date.getMonth() + 1) == split[0] && date.getDate() == Number(split[1]) && date.getFullYear() == Number(split[2])); } document.write("Valid date: 11/11/2017 = "+validDate('11/11/2017')); document.write("<br>Valid date: 18/18/2017 = "+validDate('18/18/2017')); document.write("<br>Valid date: 05/09/2017 = "+validDate('05/09/2017')); </script> </body> </html>
Output
Valid date: 11/11/2017 = true Valid date: 18/18/2017 = false Valid date: 05/09/2017 = true