bemara57
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How do I round decimal number into an integer with Javascript?
I'm feeding a variable from a database which comes in with three decimal places. But I want to redisplay the variable as an integer. How do I do that?
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Hi,
http://www.mediacollege.com/internet/javascript/number/round.html
<script language="javascript" type="text/javascript">
function roundNumber() {
var numberField = document.roundform.numberf ield; // Field where the number appears
var rnum = numberField.value;
var rlength = 2; // The number of decimal places to round to
if (rnum > 8191 && rnum < 10485) {
rnum = rnum-5000;
var newnumber = Math.round(rnum*Math.pow(1 0,rlength) )/Math.pow (10,rlengt h);
newnumber = newnumber+5000;
} else {
var newnumber = Math.round(rnum*Math.pow(1 0,rlength) )/Math.pow (10,rlengt h);
}
numberField.value = newnumber;
}
</script>
<form name="roundform">
<input type="text" name="numberfield">
<input type="button" value="Round" onClick="roundNumber();">
</form>
http://www.jsmadeeasy.com/javascripts/Calculators/Round/index.htm
http://www.javascriptkit.com/script/script2/roundnum.shtml
R.K
http://www.mediacollege.com/internet/javascript/number/round.html
<script language="javascript" type="text/javascript">
function roundNumber() {
var numberField = document.roundform.numberf
var rnum = numberField.value;
var rlength = 2; // The number of decimal places to round to
if (rnum > 8191 && rnum < 10485) {
rnum = rnum-5000;
var newnumber = Math.round(rnum*Math.pow(1
newnumber = newnumber+5000;
} else {
var newnumber = Math.round(rnum*Math.pow(1
}
numberField.value = newnumber;
}
</script>
<form name="roundform">
<input type="text" name="numberfield">
<input type="button" value="Round" onClick="roundNumber();">
</form>
http://www.jsmadeeasy.com/javascripts/Calculators/Round/index.htm
http://www.javascriptkit.com/script/script2/roundnum.shtml
R.K
You can use Math.ceil(yournumber)
Short description is here:
http://www.javascripter.net/faq/mathfunc.htm