for-of - for-of extention for ES6 Harmony iteration

This for-of is prototype extension for ES6 Harmony iteration.

for-of does not directly use any ES6 Harmony features, but it is designed to work well with ES6 iteration.

Installation

$ npm install for-of

Usage

The following example requires node 0.11.x (unstable) and must be run with the --harmony-iteration or --harmony flag. Future stable versions of node.js will include support for iteration.

example using 'for-of' extension

var forOf = require('for-of');
forOf();

// new Generator with ES6 iteration feature (node v0.11.x)
for (var value of [11, 22, 33])
  console.log(value);
// -> 11, 22, 33

for (var value of 'abc')
  console.log(value);
// -> 'a', 'b', 'c'

for (var value of 3)
  console.log(value);
// -> 0, 1, 2

// new Generator without ES6 feature (node v0.10.x, v0.8.x)
for (var gtor = [11, 22, 33],
         res = gtor.next(); !res.done; res = gtor.next())
  console.log(res.value);
// -> 11, 22, 33

'for-of' extension for Array, String, Number

var forOf = require('for-of');

forOf(Array);

forOf(String);

forOf(Number);

forOf(Array, String, Number);
// or
forOf();

etc

License

MIT

Git Repository

LightSpeedWorks/for-of