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Benoit Asselin http://www.ab-d.fr

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count() in JavaScript

The same function as count() in php.

Array.prototype.count = function() {
	return this.length;
};


Sample :
var v_array = [ 5, 10, 15, 20, 25];
document.writeln(v_array.count());  // 5


Source: AB-D.fr
to javascript php array by ki4ngel on Dec 08, 2007

in_array() in JavaScript

The same function as in_array() in php.

Array.prototype.in_array = function(p_val) {
	for(var i = 0, l = this.length; i < l; i++) {
		if(this[i] == p_val) {
			return true;
		}
	}
	return false;
}


Sample :
var v_array = [ 5, 10, 15, 20, 25];
document.writeln(v_array.in_array(10));  // true
document.writeln(v_array.in_array(11));  // false


Source: PHP Manual in_array()
to javascript php array by ki4ngel on Oct 14, 2007
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