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Challenge 126: Capitalize It

curriculum/challenges/english/blocks/daily-coding-challenges-javascript/691b559495c5cb5a37b9b486.md

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--description--

Given a string title, return a new string formatted in title case using the following rules:

  • Capitalize the first letter of each word.
  • Make all other letters in each word lowercase.
  • Words are always separated by a single space.

--hints--

titleCase("hello world") should return "Hello World".

js
assert.equal(titleCase("hello world"), "Hello World");

titleCase("the quick brown fox") should return "The Quick Brown Fox".

js
assert.equal(titleCase("the quick brown fox"), "The Quick Brown Fox");

titleCase("JAVASCRIPT AND PYTHON") should return "Javascript And Python".

js
assert.equal(titleCase("JAVASCRIPT AND PYTHON"), "Javascript And Python");

titleCase("AvOcAdO tOAst fOr brEAkfAst") should return "Avocado Toast For Breakfast".

js
assert.equal(titleCase("AvOcAdO tOAst fOr brEAkfAst"), "Avocado Toast For Breakfast");

--seed--

--seed-contents--

js
function titleCase(title) {
  return title;
}

--solutions--

js
function titleCase(title) {
  return title
    .split(" ")
    .map(word => word.charAt(0).toUpperCase() + word.slice(1).toLowerCase())
    .join(" ");
}