SQL Server ISDATE () Function - Can someone explain this?
Apr 26, 2012 · SELECT ISDATE('2008/15/04'); --Returns 0. SET DATEFORMAT mdy; SELECT ISDATE('2008/04/15'); --Returns 1. The last example returns 1 (a valid date) but the date format …
javascript - Check if a string is a date value - Stack Overflow
What is an easy way to check if a value is a valid date, any known date format allowed. For example I have the values 10-11-2009, 10/11/2009, 2009-11-10T07:00:00+0000 which should all be recogniz...
How to check whether an object is a date? - Stack Overflow
5 In case you're using Node.js you can check if an object is a Date by using the isDate method of the util module like this.
ISDATE producing error for DATE (datatype) value - Stack Overflow
the ISDATE function will return false even if the argument is convertible to a date value, if it's representing a date value before 1753-01-01, or after 9999-12-31. This is because the value range of …
IsDate function returns unexpected results - Stack Overflow
Dec 25, 2010 · I got tripped up by this little "feature" recently and wanted to raise awareness of some of the issues surrounding the IsDate function in VB and VBA. The Simple Case As you'd expect, IsDate …
IsDate Function in SQL evaluates invalid dates as valid
Aug 1, 2012 · I am running a SQL Statement against imported data from Excel Files. In this SQL I am checking if the users have entered dates properly by using IsDate function. Since this is a raw data …
Checking if a date is valid in javascript - Stack Overflow
May 23, 2017 · Possible Duplicate: Detecting an “invalid date” Date instance in JavaScript Is there is a function IsDate () in javascript?
php - Function to check if a string is a date - Stack Overflow
Jun 14, 2012 · I am trying to write a function to determine if a string is a date/time using PHP. Basically a valid date/time would look like: 2012-06-14 01:46:28 Obviously though its completely dynamic any of ...
sql - Check if value is date and convert it - Stack Overflow
May 8, 2013 · I receive data in a certain format. Dates are numeric(8,0). For example 20120101 = YYYYMMDD There exists rows with values like (0,1,2,3,6) in that date field, thus not a date. I want to …
Writing an IsDate () equivalent in C#? - Stack Overflow
Oct 15, 2010 · The trouble being that many things look like a date to the DateTime.Parse () function. So, I applied some rules and only accept "reasonable" date formats for my checks, and wrote an IsDate …