js go through key and value code example
Example 1: javascript loop through object
let obj = { first: "John", last: "Doe" };
Object.keys(obj).forEach(function(key) {
console.log(key, obj[key]);
});
for (const key of Object.keys(obj)) {
console.log(key, obj[key]);
}
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);
Example 2: javascript loop object
let obj = {
key1: "value1",
key2: "value2",
key3: "value3"
}
Object.keys(obj).forEach(key => {
console.log(key, obj[key]);
});
for (let key in obj) {
let value = obj[key];
console.log(key, value);
}