freeCodeCamp

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title	id	challengeType	videoUrl	localeTitle
Date manipulation	5966c21cf732a95f1b67dd28	5		Manipulação de data

Description

Tarefa:

Dada uma string de data em EST, imprima a data fornecida como uma string com 12 horas adicionadas ao tempo.

O fuso horário deve ser preservado.

Exemplo de entrada:

"March 7 2009 7:30pm EST"

Exemplo de saída:

"March 8 2009 7:30am EST"

Instructions

Tests

tests:
  - text: <code>add12Hours</code> é uma função.
    testString: 'assert(typeof add12Hours === "function", "<code>add12Hours</code> is a function.");'
  - text: <code>add12Hours(dateString)</code> deve retornar uma string.
    testString: 'assert(typeof add12Hours(tests[0]) === "string", "<code>add12Hours(dateString)</code> should return a string.");'
  - text: '<code>add12Hours(&quot;&quot; + tests[0] + &quot;&quot;)</code> deve retornar <code>&quot;&quot; + answers[0] + &quot;&quot;</code>'
    testString: 'assert(add12Hours(tests[0]) === answers[0], "<code>add12Hours("" + tests[0] + "")</code> should return <code>"" + answers[0] + ""</code>");'
  - text: 'Deve mudar o dia do handel. <code>add12Hours(&quot;&quot; + tests[1] + &quot;&quot;)</code> deve retornar <code>&quot;&quot; + answers[1] + &quot;&quot;</code>'
    testString: 'assert(add12Hours(tests[1]) === answers[1], "Should handel day change. <code>add12Hours("" + tests[1] + "")</code> should return <code>"" + answers[1] + ""</code>");'
  - text: 'Deve mudar mês mês em anos bissextos. <code>add12Hours(&quot;&quot; + tests[2] + &quot;&quot;)</code> deve retornar <code>&quot;&quot; + answers[2] + &quot;&quot;</code>'
    testString: 'assert(add12Hours(tests[2]) === answers[2], "Should handel month change in a leap years. <code>add12Hours("" + tests[2] + "")</code> should return <code>"" + answers[2] + ""</code>");'
  - text: 'Deve mudar de mês handel em anos comuns. <code>add12Hours(&quot;&quot; + tests[3] + &quot;&quot;)</code> deve retornar <code>&quot;&quot; + answers[3] + &quot;&quot;</code>'
    testString: 'assert(add12Hours(tests[3]) === answers[3], "Should handel month change in a common years. <code>add12Hours("" + tests[3] + "")</code> should return <code>"" + answers[3] + ""</code>");'
  - text: 'Deve mudar o ano de mão. <code>add12Hours(&quot;&quot; + tests[4] + &quot;&quot;)</code> deve retornar <code>&quot;&quot; + answers[4] + &quot;&quot;</code>'
    testString: 'assert(add12Hours(tests[4]) === answers[4], "Should handel year change. <code>add12Hours("" + tests[4] + "")</code> should return <code>"" + answers[4] + ""</code>");'

Challenge Seed

function add12Hours (dateString) {
  // Good luck!
  return true;
}

After Test

console.info('after the test');

Solution

// solution required

3.1 KiB Raw Blame History