root / trunk / web / dojo / dojox / math / round.js @ 13
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.math.round"]){ |
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| 9 | dojo._hasResource["dojox.math.round"]=true; |
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| 10 | dojo.provide("dojox.math.round");
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| 11 | dojo.experimental("dojox.math.round");
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| 12 | dojox.math.round=function(_1,_2,_3){ |
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| 13 | var _4=Math.log(Math.abs(_1))/Math.log(10); |
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| 14 | var _5=10/(_3||10); |
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| 15 | var _6=Math.pow(10,-15+_4); |
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| 16 | return (_5*(+_1+(_1>0?_6:-_6))).toFixed(_2)/_5; |
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| 17 | }; |
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| 18 | if((0.9).toFixed()==0){ |
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| 19 | (function(){
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| 20 | var _7=dojox.math.round;
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| 21 | dojox.math.round=function(v,p,m){ |
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| 22 | var d=Math.pow(10,-p||0),a=Math.abs(v); |
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| 23 | if(!v||a>=d||a*Math.pow(10,p+1)<5){ |
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| 24 | d=0;
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| 25 | } |
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| 26 | return _7(v,p,m)+(v>0?d:-d); |
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| 27 | }; |
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| 28 | })(); |
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| 29 | } |
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| 30 | } |