code: function camelize(str) {
    return str.replace(/(?:^\w|[A-Z]|\b\w)/g, (letter, index) => {
      return index === 0 ? letter.toLowerCase() : letter.toUpperCase()
    }).replace(/[\s\-_]+/g, '')
  }
docs: Convert a string to camelCase.
  @param {String} str The string to camelize.
  @return {String} The camelized version of the provided string.