Question

How to use nested arrays as a value in JSON object in JavaScript

Answer 1

const json =  {
    "name":"Leo",
    "age":50,
    "kids": [ 
        { "name": "Abbie", "hobbies": ["Programming", 'Movies', "Sports"]}, 
        { "name": "Ann", "hobbies": ["Dancing", 'Photography', "Singing"]},
        { "name": "Aaric", "hobbies": ["Gaming", 'Drawing']},
    ]
} 

for (i in json.kids) {
    console.log(json.kids[i].name);
}
 
 
    
/*
run:
  
Abbie
Ann
Aaric
  
*/

 

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Answer 2

const json =  {
    "name":"Leo",
    "age":50,
    "kids": [ 
        { "name": "Abbie", "hobbies": ["Programming", 'Movies', "Sports"]}, 
        { "name": "Ann", "hobbies": ["Dancing", 'Photography', "Singing"]},
        { "name": "Aaric", "hobbies": ["Gaming", 'Drawing']},
    ]
} 

for (i in json.kids) {
    for (j in json.kids[i].hobbies) {
        console.log(json.kids[i].name, json.kids[i].hobbies[j]);
    }
}
 
 
    
/*
run:
  
Abbie Programming
Abbie Movies
Abbie Sports
Ann Dancing
Ann Photography
Ann Singing
Aaric Gaming
Aaric Drawing
  
*/

 

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Answer 3

const json =  {
    "name":"Leo",
    "age":50,
    "kids": [ 
        { "name": "Abbie", "hobbies": ["Programming", 'Movies', "Sports"]}, 
        { "name": "Ann", "hobbies": ["Dancing", 'Photography', "Singing"]},
        { "name": "Aaric", "hobbies": ["Gaming", 'Drawing']},
    ]
} 

json.kids[0].hobbies[2] = "Yoga";

console.log(json.kids);

 
 
    
/*
run:
  
[
  { name: 'Abbie', hobbies: [ 'Programming', 'Movies', 'Yoga' ] },
  { name: 'Ann', hobbies: [ 'Dancing', 'Photography', 'Singing' ] },
  { name: 'Aaric', hobbies: [ 'Gaming', 'Drawing' ] }
]
  
*/

 

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