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improve implementation and documentation of Ox.divideInt

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rolux 2012-04-06 02:43:41 +02:00
parent adb51d67a1
commit 24eb4bdc64
1 changed files with 9 additions and 9 deletions
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18
source/Ox/js/Math.js
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@ -21,23 +21,23 @@ Ox.deg = function(rad) {
/*@ /*@
Ox.divideInt <f> Divides a number by another and returns an array of integers Ox.divideInt <f> Divides a number by another and returns an array of integers
<code>Ox.divideInt(num, by)</code> returns a sorted array of "as equal as <code>Ox.divideInt(num, by)</code> returns a sorted array of integers that
possible" integers that has a sum of <code>num</code> and a length of has a sum of <code>num</code>, a length of <code>by</code>, a minimum of
<code>by</code>. <code>Math.floor(num / by)</code> and a maximum of
<code>Math.ceil(num / by)</code>.
> Ox.divideInt(100, 3) > Ox.divideInt(100, 3)
[33, 33, 34] [33, 33, 34]
> Ox.divideInt(100, 6) > Ox.divideInt(100, 6)
[16, 16, 17, 17, 17, 17] [16, 16, 17, 17, 17, 17]
@*/ @*/
// fixme: is splitInt a better name?
Ox.divideInt = function(num, by) { Ox.divideInt = function(num, by) {
var arr = [], var div = parseInt(num / by),
div = parseInt(num / by),
mod = num % by; mod = num % by;
Ox.loop(by, function(i) { return Ox.range(by).map(function(i) {
arr[i] = div + (i > by - 1 - mod); return div + (i > by - 1 - mod);
}); });
return arr; };
}
/*@ /*@
Ox.limit <f> Limits a number by a given mininum and maximum Ox.limit <f> Limits a number by a given mininum and maximum