PHP Regex to check date is in YYYY-MM-DD format. Regex for Date Format mm/dd/yyyy hh:mm:ss.SSS AM/PM. date regexep validator 3 formats : dd/mm/yyyy mm/yyyy and yyyy. Changing date format to DD.MM.YYYY. Firstly DD and MM have to be swapped, secondly The dates will be in the format of dd/mm/yyyy I found this regular expression, however it does not workI meant that I need to check for dates of the format mm/dd/yyyy. It would be very difficult to validate a date via regex. For instance, given 29-02-yyyy, how would you check if the given year is a leap year?I need a regular expression of date and time in the format dd/mm/yyyy 00:00:00 There is a space between date and time. Time can be any digits. Regex Tester is a tool to learn, build, test Regular Expressions (RegEx / RegExp).extended (x) extra (X) single line (s) unicode (u) Ungreedy (U) Anchored (A) dup subpattern names(J). Regex to validate date format yyyy/mm/dd | Taha. Regular expression yyyy mm dd format stack overflow, i regular expression asp check input data matchRegex validate date format dd mm yyyy stack overflow, iDate time functions mysql, curdate returns current date yyyy mm dd yyyymmdd format depending function string numeric context. You can check the format of the date by using a SimpleDateFormat like this, because using regex for validating date formats is a very bad practice, IMHO.try Date.
parse(yyyy.MM.dd, 2013.12.21) catch(java.text.ParseException p) println "Unparseable Date" . You can also use Groovy Date The regex you pasted does not validate leap years correctly, but there is one that does in the same post. I modified it to take dd/mm/yyyy,dd-mm-yyyy or dd.mm.yyyy. (?: Regex: Check date is in YYYY-MM-DD format. This regex will validate a date, time or a datetime. The format is checked with bash regex matching.Regular expression for date pattern [yyyy/mm/dd]. YYYY/MM/DD hh:mm:ss format DateTime Regex.