CFLib.org – Common Function Library Project

GetEpochTimeFromLocal(DateTime)

Last updated June 21, 2002

author

Rob Brooks-Bilson

Version: 1 | Requires: CF5 | Library: DateLib

Description:
Returns the number of seconds since January 1, 1970, 00:00 (Epoch time), with the conversion for the server's offset from GMT factored in. 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>
January 1 1989 14:10:00: #GetEpochTimeFromLocal("January 1 1989 14:10:00")#<BR>
Now(): #GetEpochTimeFromLocal()#<BR>
</CFOUTPUT>

Parameters:

Name Description Required
DateTime Date/time object you want converted to Epoch time. Yes

Full UDF Source:

/**
 * Returns the number of seconds since January 1, 1970, 00:00:00 (Epoch time).
 * 
 * @param DateTime 	 Date/time object you want converted to Epoch time. (Required)
 * @return Returns a numeric value. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1, June 21, 2002 
 */
function GetEpochTimeFromLocal() {
  var datetime = 0;
  if (ArrayLen(Arguments) eq 0) {
    datetime = Now();
  }
  else {
    datetime = arguments[1];
  }
  return DateDiff("s", DateConvert("utc2Local", "January 1 1970 00:00"), datetime);
}
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