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
/* Answer to: "foreach object javascript" */
const games = {
"Fifa": "232",
"Minecraft": "476"
"Call of Duty": "182"
};
Object.keys(games).forEach((item, index, array) => {
let msg = `There is a game called ${item} and it has sold ${games[item]} million copies.`;
console.log(msg);
});
/*
The foreach statement can be used in many ways and with object can make
development a lot easier.
A link for for more information on this can be found below and in the source:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach
*/foreach object javascript
const obj = {
a: "aa",
b: "bb",
c: "cc",
};
//This for loop will loop through all keys in the object.
// You can get the value by calling the key on the object with "[]"
for(let key in obj) {
console.log(key);
console.log(obj[key]);
}
//This will return the following:
// a
// aa
// b
// bb
// c
// ccforeach object javascript
Add thisvar p = {
"p1": "value1",
"p2": "value2",
"p3": "value3"
};
for (var key in p) {
if (p.hasOwnProperty(key)) {
console.log(key + " -> " + p[key]);
}
}for each of object
Object.keys(object).map(function(objectKey, index) {
var value = object[objectKey];
console.log(value);
});Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
