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stiobhart on 06/07/09

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Last Edited at 06/07/09 10:29am

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actionscript - sorting [with an external javascript]

/ Published in: ActionScript

an external javascript sort function, which you can import into flash to help sort arrays of objects. include the script thus:

#include "objSort.js"

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/*
objSort v 1.1
copyright 2006 Thomas Frank

This program is free software under the terms of the 
GNU General Public License version 2 as published by the Free 
Software Foundation. It is distributed without any warranty.
*/

tfObjSort={
	init:function(){
		Array.prototype.objSort=function(){
			tfObjSort.setThings(this);
			var a=arguments;
			var x=tfObjSort;
			x.a=[];x.d=[];
			for(var i=0;i<a.length;i++){
				if(typeof a[i]=="string"){x.a.push(a[i]);x.d.push(1)};
				if(a[i]===-1){x.d[x.d.length-1]=-1}
			}
			return this.sort(tfObjSort.sorter);
		};
		Array.prototype.strSort=function(){
			tfObjSort.setThings(this);
			return this.sort(tfObjSort.charSorter)
		}
	},
	sorter:function(x,y){
		var a=tfObjSort.a
		var d=tfObjSort.d
		var r=0
		for(var i=0;i<a.length;i++){
			if(typeof x+typeof y!="objectobject"){return typeof x=="object"?-1:1};
			var m=x[a[i]]; var n=y[a[i]];
			var t=typeof m+typeof n;
			if(t=="booleanboolean"){m*=-1;n*=-1}
			else if(t.split("string").join("").split("number").join("")!=""){continue};
			r=m-n;
			if(isNaN(r)){r=tfObjSort.charSorter(m,n)};
			if(r!=0){return r*d[i]}
		}
		return r
	},
	charSorter:function(x,y){
		if(tfObjSort.ignoreCase){x=x.toLowerCase();y=y.toLowerCase()};
		var s=tfObjSort.chars;
		if(!s){return x>y?1:x<y?-1:0};
		x=x.split("");y=y.split("");l=x.length>y.length?y.length:x.length;
		var p=0;
		for(var i=0;i<l;i++){
			p=s.indexOf(x[i])-s.indexOf(y[i]);
			if(p!=0){break};
		};
		if(p==0){p=x.length-y.length};
		return p
	},
	setThings:function(x){
		this.ignoreCase=x.sortIgnoreCase;
		var s=x.sortCharOrder;
		if(!s){this.chars=false;return true};
		if(!s.sort){s=s.split(",")};
		var a="";
		for(var i=1;i<1024;i++){a+=String.fromCharCode(i)};
		for(var i=0;i<s.length;i++){
			z=s[i].split("");
			var m=z[0]; var n=z[1]; var o="";
			if(z[2]=="_"){o=n+m} else {o=m+n};
			a=a.split(m).join("").split(n).join(o);
		};
		this.chars=a
	}
};
tfObjSort.init();

URL: http://www.thomasfrank.se/sorting_things.html

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