JavaScript: Create an array of key-value pair arrays from a given object

JavaScript fundamental (ES6 Syntax): Exercise-40 with Solution

Write a JavaScript program to create an array of key-value pair arrays from a given object.

• Use Object.entries() to get an array of key-value pair arrays from the given object.

Sample Solution:

JavaScript Code:

//#Source https://bit.ly/2neWfJ2
const object_to_pairs = obj => Object.keys(obj).map(k => [k, obj[k]]);
console.log(object_to_pairs({ a: 1, b: 2 }));
console.log(object_to_pairs({ a: 1, b: 2, c: 3 }));

Sample Output:

[["a",1],["b",2]]
[["a",1],["b",2],["c",3]]

Pictorial Presentation:

Flowchart:

Live Demo:

See the Pen javascript-basic-exercise-1-40 by w3resource (@w3resource) on CodePen.

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