CFLib.org – Common Function Library Project

Description:
Returns estimated download time for a 56k modem given the file size. Returns a string in the format of "xx hours xx minutes xx seconds". File size should be in bytes.

Return Values:
Returns a string.

Example:

<CFSET FileSizeExample = 260991> <!--- 255k --->

<cfoutput>
Estimated Download Time for 56k: #DownLoadTime56k(FileSizeExample)#
</cfoutput>

Parameters:

Full UDF Source:

/**
 * Returns estimated download time for a 56k modem given the file size.
 * 
 * @param fileSize      File size in bytes. (Required)
 * @return Returns a string. 
 * @author William Steiner (williams@hkusa.com) 
 * @version 1, November 1, 2002 
 */
function DownLoadTime56k(fileSize) {
    var totalSeconds = (fileSize * 10) / 57600;
    var tempstring = "";
    var tempstring2 = "";
    var hours = totalSeconds / 3600;
    var minutes = totalSeconds / 60;
    var seconds = totalSeconds MOD 60;
    var hourText = "";
    var minuteText = "";

    // if over 60 minutes...get just minutes left from hours
    if (minutes gte 60) minutes = minutes MOD 60;
    
    if (hours gte 1) {
        if (hours gt 2) hourText = " hours ";
        else hourText = " hour ";
        tempstring = Fix(hours) & hourText;
    }

    if (minutes gte 1) {
        if (minutes gt 2) minuteText = " minutes ";
        else minuteText = " minute ";
        tempstring = tempstring & Fix(minutes) & minuteText;
    }
    
    if (seconds gt 0) tempstring = tempstring & seconds & " seconds";

    return tempstring ;
}