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djmicahelb on 04/11/10

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r4ge
eric3884gmailcom

Javascript remove duplicates from Array

/ Published in: JavaScript

Use this to step through an Array and keep only values the first instance of any values, removing all subsequent duplicates.

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Array.prototype.myUnique = function(){
	var r = new Array();
	o:for(var i = 0; i < this.length; i++) {
		for(var x = 0; x < r.length; x++) {
			if(r[x]==this[i]) {
				continue o;	
			}
		}
		r[r.length] = this[i];
	}
	return r;
};
 
//usage
 
yourArray = yourArray.myUnique();

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Posted By: eric3884gmailcom on April 6, 2011: This is excellent! Shortest variation I've seen.
Posted By: eric3884gmailcom on April 6, 2011: This is excellent! Shortest variation I've seen.
Posted By: eric3884gmailcom on April 6, 2011: This is excellent! Shortest variation I've seen.
Posted By: eric3884gmailcom on April 6, 2011: This is excellent! Shortest variation I've seen.

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