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