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  1. const questions = [
  2.   {
  3.     id: 2,
  4.     question: 'Questão 1:',
  5.     essay_question: false,
  6.     value: '2.00'
  7.   },
  8.   {
  9.     id: 3,
  10.     question: 'Questão 2:',
  11.     essay_question: false,
  12.     value: '1.00'
  13.   },
  14.   {
  15.     id: 4,
  16.     question: 'Questão 3:',
  17.     essay_question: false,
  18.     value: '1.00'
  19.   }
  20. ];
  21.  
  22. const options = [
  23.   {
  24.     id: 1,
  25.     option: 'Opção A',
  26.     correct: false,
  27.     question_id: 2
  28.   },
  29.   {
  30.     id: 4,
  31.     option: 'Opção B',
  32.     correct: true,
  33.     question_id: 2
  34.   },
  35.   {
  36.     id: 6,
  37.     option: 'Opção A',
  38.     correct: false,
  39.     question_id: 3
  40.   },
  41.   {
  42.     id: 7,
  43.     option: 'Opção B',
  44.     correct: true,
  45.     question_id: 3
  46.   },
  47.   {
  48.     id: 9,
  49.     option: 'Opção A',
  50.     correct: false,
  51.     question_id: 4
  52.   },
  53.   {
  54.     id: 12,
  55.     option: 'Opção B',
  56.     correct: true,
  57.     question_id: 4
  58.   }
  59. ];
  60.  
  61. const result = questions.map((q) => {
  62.   const filteredOptions = options.filter((opt) => opt.question_id === q.id);
  63.   return {
  64.     ...q,
  65.     options: filteredOptions.length > 0 ? filteredOptions : null
  66.   };
  67. });
  68.  
  69. // Serializei em JSON para o Ideone mostrar corretamente.
  70. console.log(JSON.stringify(result, null, 2));
  71.  
Success #stdin #stdout 0.03s 17456KB
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[
  {
    "id": 2,
    "question": "Questão 1:",
    "essay_question": false,
    "value": "2.00",
    "options": [
      {
        "id": 1,
        "option": "Opção A",
        "correct": false,
        "question_id": 2
      },
      {
        "id": 4,
        "option": "Opção B",
        "correct": true,
        "question_id": 2
      }
    ]
  },
  {
    "id": 3,
    "question": "Questão 2:",
    "essay_question": false,
    "value": "1.00",
    "options": [
      {
        "id": 6,
        "option": "Opção A",
        "correct": false,
        "question_id": 3
      },
      {
        "id": 7,
        "option": "Opção B",
        "correct": true,
        "question_id": 3
      }
    ]
  },
  {
    "id": 4,
    "question": "Questão 3:",
    "essay_question": false,
    "value": "1.00",
    "options": [
      {
        "id": 9,
        "option": "Opção A",
        "correct": false,
        "question_id": 4
      },
      {
        "id": 12,
        "option": "Opção B",
        "correct": true,
        "question_id": 4
      }
    ]
  }
]
https://ideone.com/DuXTSc
language:
JavaScript (SMonkey 60.2.3)
created:
4 years ago
visibility:
secret

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