CFLib.org – Common Function Library Project

Description:
Tests passed value to see if it is a properly formatted Canadian zip code. Does not check actual validity/existence of zip code!

Return Values:
Returns a boolean.

Example:

<cfoutput>
#YesNoFormat(IsZipCA("C9G 5B6"))#<br>
#YesNoFormat(IsZipCA("C9G5B6"))#<br>
#YesNoFormat(IsZipCA("L6V-1F3"))#<br>
#YesNoFormat(IsZipCA("R32 G2E"))#<br>
</cfoutput>

Parameters:

Full UDF Source:

/**
 * Tests passed value to see if it is a properly formatted Canadian zip code.
 * Peter J. Farrell (pjf@maestropublishing.com) Now checks if 1st digit if the FDA (Foward Delivery Area - 1st three digits of postal code) is one of the current 18 characters used by Canada Post as of April 2004 to signalfy a province or provincial area
 * 
 * @param str      String to be checked. (Required)
 * @return Returns a boolean. 
 * @author Jeff Guillaume (jeff@kazoomis.com) 
 * @version 4, July 15, 2005 
 */
function IsZipCA(str) {
 return REFind('^[A-CEG-NPR-TVXYa-ceg-npr-tvxy][[:digit:]][A-CEG-NPR-TVW-Za-ceg-npr-tvw-z]( |-)?[[:digit:]][A-CEG-NPR-TVW-Za-ceg-npr-tvw-z][[:digit:]]$', str);
}