Bandwidth Calculator

JavaScriptSource Staff Oct 8, 2004

Confused about the various units used to calculate bandwidth, and their equivalent in another unit? Use this bandwidth calculator to instantly figure it out! Just enter a number, select the unit of input, and this script shows its equivalent in the four standard units of bandwidth (Bytes, Kilobytes, Megabytes, and Gigabytes).

The JavaScript Source: Math Related: Bandwidth Calculator

Simply click inside the window below, use your cursor to highlight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Command-s). The script is yours!!!

<!-- ONE STEP TO INSTALL BANDWIDTH CALCULATOR:

1.  Copy the coding into the BODY of your HTML document  -->

<BODY>

<form name="bandwidth">

<p><input type="text" name="original" size="20" value=1024> <select size="1" name="units">
    <option value="Bytes">Bytes</option>
    <option value="Kb">Kb</option>
    <option value="Mb">Mb</option>
    <option value="Gb">Gb</option>
  </select> <input type="button" value="Calculate" name="B1" onClick="calculate()"></p>
</form>

<p>

/*
Bandwidth calculator (credit must stay enclosed)
By javascriptkit.com
For this and over 400+ JavaScripts,
Visit http://www.javascriptkit.com
*/

var bytevalue=0
function calculate(){
var invalue=document.bandwidth.original.value
var selectunit=document.bandwidth.units.options[document.bandwidth.units.selectedIndex].value
if (selectunit=="Bytes")
bytevalue=invalue
else if (selectunit=="Kb")
bytevalue=invalue*1024
else if (selectunit=="Mb")
bytevalue=invalue*1024*1024
else if (selectunit=="Gb")
bytevalue=invalue*1024*1024*1024

alert (invalue+" "+selectunit+" is equal to:\n\n- "+bytevalue+" Bytes\n- "+Math.round(bytevalue/1024)+" Kb\n- "+Math.round(bytevalue/1024/1024)+" Mb\n- "+Math.round(bytevalue/1024/1024/1024)+" Gb\n")
}

</script>
<p>

<p><center>
<font face="arial, helvetica" size"-2">Free JavaScripts provided<br>
by <a href="http://javascriptsource.com">The JavaScript Source</a></font>
</center><p>

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