javascript loop through object
// object to loop through
let obj = { first: "John", last: "Doe" };
// loop through object and log each key and value pair
//ECMAScript 5
Object.keys(obj).forEach(function(key) {
console.log(key, obj[key]);
});
//ECMAScript 6
for (const key of Object.keys(obj)) {
console.log(key, obj[key]);
}
//ECMAScript 8
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);
// OUTPUT
/*
first John
last Doe
*/iterate over object javascript
// Looping through arrays created from Object.keys
const keys = Object.keys(fruits)
for (const key of keys) {
console.log(key)
}
// Results:
// apple
// orange
// pearjavascript iterate over object
var obj = { first: "John", last: "Doe" };
Object.keys(obj).forEach(function(key) {
console.log(key, obj[key]);
});javascript iterate over object
for (variable in object)
statementhow to iterate through a js object
let object = {
x: 10,
y: 10,
z: 10
};
let keys = Object.keys(object);
// now 3 different ways:
// method 1:
key.forEach(function(key){
let attribute = object[key];
// do stuff
}
);
//method 2:
for(let key of keys){
let attribute = object[key];
// do stuff
}
//method 3:
for(let i = 0; i < keys.length; i++){
let key = keys[i];
let attribute = object[key];
// do stuff
}iterate over object javascript
// For a functional one-liner
Object.keys(pokemons).forEach(console.log);
// Bulbasaur
// Charmander
// Squirtle
// PikachuCopyright © 2021 Codeinu
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