Polyfill Nedir

Giriş

Açıklaması şöyle

A polyfill is code which simulates modern JavaScript features missing in older browsers.

Örnek

Şöyle yaparız

function filter(array, condition) {
  result = []
  for (element of array)
    if condition(element)
      result.push(element)
  return result
}

if (Array does not have filter function)
  Array.filter = filter