Answers for "Which method do we use to loop an object"

85

javascript loop through object

Object.entries(obj).forEach(
    ([key, value]) => console.log(key, value)
);
Posted by: Guest on February-15-2020
11

javascript loop through object

// object to loop through
let obj = { first: "John", last: "Doe" };

// loop through object and log each key and value pair
//ECMAScript 5
Object.keys(obj).forEach(function(key) {
    console.log(key, obj[key]);
});

//ECMAScript 6
for (const key of Object.keys(obj)) {
    console.log(key, obj[key]);
}

//ECMAScript 8
Object.entries(obj).forEach(
    ([key, value]) => console.log(key, value)
);

// OUTPUT
/*
   first John
   last Doe
*/
Posted by: Guest on May-12-2020
0

javascript looping through object

const fruits = {
  apple: 28,
  orange: 17,
  pear: 54,
}

const entries = Object.entries(fruits)
console.log(entries)
// [
//   [apple, 28],
//   [orange, 17],
//   [pear, 54]
// ]
Posted by: Guest on May-19-2020

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