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actionscript - sorting [with an external javascript]

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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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  1. /*
  2. objSort v 1.1
  3. copyright 2006 Thomas Frank
  4.  
  5. This program is free software under the terms of the 
  6. GNU General Public License version 2 as published by the Free 
  7. Software Foundation. It is distributed without any warranty.
  8. */
  9.  
  10. tfObjSort={
  11. 	init:function(){
  12. 		Array.prototype.objSort=function(){
  13. 			tfObjSort.setThings(this);
  14. 			var a=arguments;
  15. 			var x=tfObjSort;
  16. 			x.a=[];x.d=[];
  17. 			for(var i=0;i<a.length;i++){
  18. 				if(typeof a[i]=="string"){x.a.push(a[i]);x.d.push(1)};
  19. 				if(a[i]===-1){x.d[x.d.length-1]=-1}
  20. 			}
  21. 			return this.sort(tfObjSort.sorter);
  22. 		};
  23. 		Array.prototype.strSort=function(){
  24. 			tfObjSort.setThings(this);
  25. 			return this.sort(tfObjSort.charSorter)
  26. 		}
  27. 	},
  28. 	sorter:function(x,y){
  29. 		var a=tfObjSort.a
  30. 		var d=tfObjSort.d
  31. 		var r=0
  32. 		for(var i=0;i<a.length;i++){
  33. 			if(typeof x+typeof y!="objectobject"){return typeof x=="object"?-1:1};
  34. 			var m=x[a[i]]; var n=y[a[i]];
  35. 			var t=typeof m+typeof n;
  36. 			if(t=="booleanboolean"){m*=-1;n*=-1}
  37. 			else if(t.split("string").join("").split("number").join("")!=""){continue};
  38. 			r=m-n;
  39. 			if(isNaN(r)){r=tfObjSort.charSorter(m,n)};
  40. 			if(r!=0){return r*d[i]}
  41. 		}
  42. 		return r
  43. 	},
  44. 	charSorter:function(x,y){
  45. 		if(tfObjSort.ignoreCase){x=x.toLowerCase();y=y.toLowerCase()};
  46. 		var s=tfObjSort.chars;
  47. 		if(!s){return x>y?1:x<y?-1:0};
  48. 		x=x.split("");y=y.split("");l=x.length>y.length?y.length:x.length;
  49. 		var p=0;
  50. 		for(var i=0;i<l;i++){
  51. 			p=s.indexOf(x[i])-s.indexOf(y[i]);
  52. 			if(p!=0){break};
  53. 		};
  54. 		if(p==0){p=x.length-y.length};
  55. 		return p
  56. 	},
  57. 	setThings:function(x){
  58. 		this.ignoreCase=x.sortIgnoreCase;
  59. 		var s=x.sortCharOrder;
  60. 		if(!s){this.chars=false;return true};
  61. 		if(!s.sort){s=s.split(",")};
  62. 		var a="";
  63. 		for(var i=1;i<1024;i++){a+=String.fromCharCode(i)};
  64. 		for(var i=0;i<s.length;i++){
  65. 			z=s[i].split("");
  66. 			var m=z[0]; var n=z[1]; var o="";
  67. 			if(z[2]=="_"){o=n+m} else {o=m+n};
  68. 			a=a.split(m).join("").split(n).join(o);
  69. 		};
  70. 		this.chars=a
  71. 	}
  72. };
  73. tfObjSort.init();

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

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