iterate object javascript
let obj = {
key1: "value1",
key2: "value2",
key3: "value3",
key4: "value4",
}
Object.entries(obj).forEach(([key, value]) => {
console.log(key, value);
});iterate object javascript
let obj = {
key1: "value1",
key2: "value2",
key3: "value3",
key4: "value4",
}
Object.entries(obj).forEach(([key, value]) => {
console.log(key, value);
});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 ${student[1].age} years old`);
});
/* Output:
Student: adam is 20 years old
Student: kevin is 22 years old
*/javascript foreach object
const list = {
key: "value",
name: "lauren",
email: "[email protected]",
age: 30
};
// Object.keys returns an array of the keys
// for the object passed in as an argument.
Object.keys(list).forEach(val => {
let key = val;
let value = list[val];
console.log(`${key} : ${value}`);
});
// Returns:
// "key : value"
// "name : lauren";
// "email : [email protected]"
// "age : 30"foreach object javascript
const obj = {
name: 'Jean-Luc Picard',
rank: 'Captain'
};
// Prints "name Jean-Luc Picard" followed by "rank Captain"
Object.entries(obj).forEach(entry => {
const [key, value] = entry;
console.log(key, value);
});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", falsejs foreach key value
Object.keys(obj).forEach(function (key) {
// do something with obj[key]
});Copyright © 2021 Codeinu
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