CFLib.org – Common Function Library Project

Description:
Checks to see if the string passed is a valid CF-style UUID. A valid UUID is a string which matches the outputed format of the CreateUUID function. Please note that there is a difference between ColdFusion-style UUIDs and Microsoft style UUIDs.

Return Values:
Returns a boolean.

Example:

<CFSET UUID = CreateUUID()>
<CFSET BAD = "Ray">
<CFOUTPUT>
Is #UUID# a UUID? #YesNoFormat(IsCFUUID(UUID))#<BR>
Is #BAD# a UUID? #YesNoFormat(IsCFUUID(BAD))#<BR>
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Returns TRUE if the string is a valid CF UUID.
 * 
 * @param str      String to be checked. (Required)
 * @return Returns a boolean. 
 * @author Jason Ellison (jgedev@hotmail.com) 
 * @version 1, November 24, 2003 
 */
function IsCFUUID(str) {      
    return REFindNoCase("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{16}$", str);
}