VBScript IsDate Function
 Complete VBScript Reference
The IsDate function returns a Boolean value that indicates if the evaluated
expression can be converted to a date. It returns True if the expression is a
date or can be converted to a date; otherwise, it returns False.
Note: The IsDate function uses local setting to determine if a string
can be converted to a date ("January" is not a month in all languages.)
Syntax
| Parameter |
Description |
| expression |
Required. The expression to be evaluated |
Example 1
document.write(IsDate("April 22, 1947") & "<br />")
document.write(IsDate(#11/11/01#) & "<br />")
document.write(IsDate("#11/11/01#") & "<br />")
document.write(IsDate("Hello World!"))
Output:
True
True
False
False
|
Complete VBScript Reference
 |
W3Schools' Online Certification Program
The perfect solution for professionals who need to balance work, family, and career building.
More than 4000 certificates already issued!
|
The HTML Certificate documents your knowledge of HTML, XHTML, and CSS.
The JavaScript Certificate documents your knowledge of JavaScript and HTML DOM.
The XML Certificate documents your knowledge of XML, XML DOM and XSLT.
The ASP Certificate documents your knowledge of ASP, SQL, and ADO.
The PHP Certificate documents your knowledge of PHP and SQL (MySQL).
| 
