root / trunk / web / dojo / dojox / lang / functional / reversed.js @ 13
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.lang.functional.reversed"]){ |
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dojo._hasResource["dojox.lang.functional.reversed"]=true; |
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dojo.provide("dojox.lang.functional.reversed");
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dojo.require("dojox.lang.functional.lambda");
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(function(){
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var d=dojo,df=dojox.lang.functional;
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d.mixin(df,{filterRev:function(a,f,o){
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var t=[],v,i=a.length-1; |
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for(;i>=0;--i){ |
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v=a[i]; |
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if(f.call(o,v,i,a)){
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t.push(v); |
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} |
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} |
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return t;
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},forEachRev:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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for(var i=a.length-1;i>=0;f.call(o,a[i],i,a),--i){ |
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} |
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},mapRev:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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var n=a.length,t=new Array(n),i=n-1,j=0; |
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for(;i>=0;t[j++]=f.call(o,a[i],i,a),--i){ |
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} |
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return t;
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},everyRev:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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for(var i=a.length-1;i>=0;--i){ |
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if(!f.call(o,a[i],i,a)){
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return false; |
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} |
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} |
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return true; |
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},someRev:function(a,f,o){ |
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if(typeof a=="string"){ |
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a=a.split("");
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} |
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o=o||d.global; |
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f=df.lambda(f); |
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for(var i=a.length-1;i>=0;--i){ |
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if(f.call(o,a[i],i,a)){
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return true; |
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} |
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} |
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return false; |
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}}); |
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})(); |
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} |