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]);
});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);
});// Easy access to key and value :)
let myObj = {name: 'Jojo', family: 'Lopez'}
for (const [key, value] of Object.entries(myObj)) {
console.log('key is:', key);
console.log('value is:', value);
}
// key is: name
// value is: Jojo
// key is: family
// value is: Lopezvar obj = {
first: "John",
last: "Doe"
};
//
// Visit non-inherited enumerable keys
//
Object.keys(obj).forEach(function(key) {
console.log(key, obj[key]);
});const object1 = {
a: 'somestring',
b: 42
};
for (let [key, value] of Object.entries(object1)) {
console.log(`${key}: ${value}`);
}
// expected output:
// "a: somestring"
// "b: 42"
// order is not guaranteedvar items = ["item1", "item2", "item3"]
var copie = [];
items.forEach(function(item){
copie.push(item);
});