Simple binding function in JavaScript.

String.proto.bind.js

String.prototype.bind = function (parameters) {
  let text = this
  const keys = text.match(/\{(.*?)\}/g)

  if (!keys) return this

  for (let i = 0; i < keys.length; i++) {
    const keyname = keys[i].replace('{', '').replace('}', '')

    text = text.replace(keys[i], parameters[keyname] || '')
  }

  return text
}