es6.number.is-finite.js

// 20.1.2.2 Number.isFinite(number)
var $def      = require('./$.def')
  , _isFinite = require('./$.global').isFinite;

$def($def.S, 'Number', {
  isFinite: function isFinite(it){
    return typeof it == 'number' && _isFinite(it);
  }
});