foreach object javascript
const students = {
adam: {age: 20},
kevin: {age: 22},
};
Object.entries(students).forEach(student => {
// key: student[0]
// value: student[1]
console.log(`Student: ${student[0]} is ${student[1].age} years old`);
});
/* Output:
Student: adam is 20 years old
Student: kevin is 22 years old
*/javascript for each key in object
var person={
first_name:"johnny",
last_name: "johnson",
phone:"703-3424-1111"
};
for (var property in person) {
console.log(property,":",person[property]);
}javascript foreach object keys
var lunch = {
sandwich: 'ham',
snack: 'chips',
drink: 'soda',
desert: 'cookie',
guests: 3,
alcohol: false,
};
Object.keys(lunch).forEach(function (item) {
console.log(item); // key
console.log(lunch[item]); // value
});
// returns "sandwich", "ham", "snack", "chips", "drink", "soda", "desert", "cookie", "guests", 3, "alcohol", falsehow to get keys in an object javascript
Object.keys(whateverYourObjectIsCalled)Copyright © 2021 Codeinu
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