for each loop javascript in object code example
Example 1: 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
*/
Example 2: js object for each
const obj = {
a: 1,
b: 2,
c: 3
};
for (let key in obj) {
console.log(key + " = " + obj[key]);
}
// Ausgabe:
// "a = 1"
// "b = 2"
// "c = 3"