CFLib.org – Common Function Library Project

Description:
Returns the number of seconds since January 1, 1970, 00:00 (UNIX epoch). Can be passed a datetime value, or defaults to Now(). Note that epoch time functions are only valid through 2038.

Return Values:
Returns a numeric value.

Example:

<CFOUTPUT>
#GetEpochTime("January 1 1989 14:10:00")#<BR>
#GetEpochTime()#<BR>
#GetEpochTime(Now())#
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Returns the number of seconds since January 1, 1970, 00:00:00
 * 
 * @param DateTime      Date/time object you want converted to Epoch time. 
 * @return Returns a numeric value. 
 * @author Chris Mellon (mellan@mnr.org) 
 * @version 1, February 21, 2002 
 */
function GetEpochTime() {
    var datetime = 0;
    if (ArrayLen(Arguments) is 0) {
        datetime = Now();

    }
    else {
        if (IsDate(Arguments[1])) {
            datetime = Arguments[1];
        } else {
            return NULL;
        }
    }
    return DateDiff("s", "January 1 1970 00:00", datetime);
        
        
}