loop key in object
const fruits = { apple: 28, orange: 17 }
for(key in fruits){
console.log(key)
}loop key in object
const fruits = { apple: 28, orange: 17 }
for(key in fruits){
console.log(key)
}js loop through object keys
for (const value of Object.values(obj)) { }Iterate Through the Keys of an Object
// Iterate Through the Keys of an Object
const usersObj = {
Alan: {
online: false,
},
Jeff: {
online: true,
},
Sarah: {
online: false,
},
};
function countOnline(usersObj) {
let count = 0;
for (let user in usersObj) {
if (usersObj[user].online === true) count++;
}
return count;
}
console.log(countOnline(usersObj));Copyright © 2021 Codeinu
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