function equalArray( array1, array2 ) {

    	return ( array1.length === array2.length ) && array1.every( function ( element, index ) {

    		return element === array2[ index ];

    	} );

    }
Compare two arrays
@param  {Array} array1 Array 1 to compare
@param  {Array} array2 Array 2 to compare
@return {Boolean}        Returns true if both arrays are equal