zeroaltitude

var zapTable = {
    1: [75, 40],
    2: [125, 45],
    3: [175, 50],
    4: [238, 55],
    5: [300, 60],
    6: [400, 65],
    7: [500, 70],
    8: [600, 75]
};

zeroaltitude

...
2) Inject params into scope -- even faster

  ..
  
  // Create a class method 'process' which accepts params for imag and real
  FFT.process(signalData, imag, real) {
    // work with real and imag
    ..
  };

zeroaltitude

// detect whether __proto__ is supported in this browser
var __proto_supported__ = false;
try
{
	__proto_supported__ = ({}).__proto__;
} catch (e) { /* failed, so stays false */ }

if (typeof Object.create !== 'function')
{
	Object.create = function (o)