Posted By

kouphax on 10/17/08

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Last Edited at 10/17/08 08:38am

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Array Remove Function

/ Published in: JavaScript

remove(array) --> array

Array.remove(a) simply removes all the items in the passed in array from the current scope array. Good for bulk operations.

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/**
 *    Remove all passed in items from the current array.  If they
 *    dont exist they are ignored.
 */
Array.prototype.remove = function(a){
 
        // Array Remove - By John Resig (MIT Licensed)
	var r = function(from, to) {
		if(from != -1){
			var rest = this.slice((to || from) + 1 || this.length);
			this.length = from < 0 ? this.length + from : from;
			return this.push.apply(this, rest);
		}
	};
 
	for(var i=0; i<a.length;i++){
		r.call(this, this.indexOf(a[i]))
	}
 
	return this;
}
 
/** non prototype extending method ---------------------------- */
 
Array.remove = function(t, a){
        // Array Remove - By John Resig (MIT Licensed)
	var r = function(from, to) {
		if(from != -1){
			var rest = this.slice((to || from) + 1 || this.length);
			this.length = from < 0 ? this.length + from : from;
			return this.push.apply(this, rest);
		}
	};
 
	for(var i=0; i<a.length;i++){
		r.call(t, t.indexOf(a[i]))
	}
 
	return t;
}