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Challenge 51: Phone Number Formatter

curriculum/challenges/english/blocks/daily-coding-challenges-javascript/68b7cadffed0e75a517da671.md

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--description--

Given a string of eleven digits, return the string as a phone number in this format: "+D (DDD) DDD-DDDD".

--hints--

formatNumber("05552340182") should return "+0 (555) 234-0182".

js
assert.equal(formatNumber("05552340182"), "+0 (555) 234-0182");

formatNumber("15554354792") should return "+1 (555) 435-4792".

js
assert.equal(formatNumber("15554354792"), "+1 (555) 435-4792");

--seed--

--seed-contents--

js
function formatNumber(number) {

  return number;
}

--solutions--

js
function formatNumber(number) {
  const country = number[0];
  const area = number.slice(1, 4);
  const prefix = number.slice(4, 7);
  const line = number.slice(7);

  return `+${country} (${area}) ${prefix}-${line}`;
}