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Saturday, July 23, 2022

[FIXED] How to loop through a JSON like this with javascript?

 July 23, 2022     javascript, json, loops, node.js     No comments   

Issue

I want to loop through a JSON like this using javascript.

{
    persons: [
      Person {
        name: 'Herbert',
        age: 70
      },
      Person {
        name: 'Peter',
        age: 67
      }
    ]
  }

My first approach was something like this, but this is not working somehow :(

  personArray.forEach((person) => {
    console.log(person.name);
  });

Solution

JSON does not have forEach, you need to do like this:

let personArray = {
    persons: [
    {
        name: 'Herbert',
        age: 70
    },
    {
        name: 'Peter',
        age: 67
    }
  ]
}
Object.keys(personArray.persons).forEach((key) => {
    console.log(personArray.persons[key].name);
});



Answered By - Akzhol Kadylbek
Answer Checked By - Marilyn (PHPFixing Volunteer)
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