gabsprates/watjs_array_toprimitive.js

## watjs_array_toprimitive.js
// The `join()` of an empty Array
// always will be an empty string
var foo = new Array() // []

foo.join()      // “”
foo.toString()  // “”

// If the Array have elements,
// we have an cool string.
var bar = [ 1, 2, 3, 4, 5 ]

bar.join()      // “1,2,3,4,5”
bar.toString()  // “1,2,3,4,5”
	// The `join()` of an empty Array
	// always will be an empty string
	var foo = new Array() // []

	foo.join() // “”
	foo.toString() // “”

	// If the Array have elements,
	// we have an cool string.
	var bar = [ 1, 2, 3, 4, 5 ]

	bar.join() // “1,2,3,4,5”
	bar.toString() // “1,2,3,4,5”