FileLastModified(filename)
Last updated November 15, 2002
Version: 1 | Requires: ColdFusion MX | Library: FileSysLib
Description:
Returns the date the file was last modified. The date is adjusted according to timezone. It returns a valid coldfusion date object. It uses the standard Java File object, which makes it very fast under Coldfusion MX
Return Values:
Returns a date.
Example:
<cfoutput>
Length: #FileLastModified(filename)#<br>
</cfoutput>
Parameters:
| Name | Description | Required |
|---|---|---|
| filename | Name of the file. | Yes |
Full UDF Source:
<cfscript>
/**
* Returns the date the file was last modified.
*
* @param filename Name of the file. (Required)
* @return Returns a date.
* @author Jesse Houwing (j.houwing@student.utwente.nl)
* @version 1, November 15, 2002
*/
function FileLastModified(filename){
var _File = createObject("java","java.io.File");
// Calculate adjustments fot timezone and daylightsavindtime
var _Offset = ((GetTimeZoneInfo().utcHourOffset)+1)*-3600;
_File.init(JavaCast("string", filename));
// Date is returned as number of seconds since 1-1-1970
return DateAdd('s', (Round(_File.lastModified()/1000))+_Offset, CreateDateTime(1970, 1, 1, 0, 0, 0));
}
</cfscript>
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