toString
Summary
Returns a string representation of an array.
Syntax
toString()
Return Value
The string representation of the array.
Examples
The following example illustrates the use of the toString method with an array.
var arr = [1, 2, 3, 4];
var s = arr.toString();
document.write(s);
// Output: 1,2,3,4
Remarks
The elements of an Array are converted to strings. The resulting strings are concatenated and separated by commas.
See also
Specification
15.4.4.2 Array.prototype.toString ( ) ECMAScript® Language Specification Standard ECMA-262 5.1 Edition / June 2011
Attributions
Microsoft Developer Network: Article