javascropt for loop object code example
Example 1: javascript loop through object
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);
arr.forEach((item, index) => {
})
for (const item of arr) {
await something()
}
const arr = [1,2,3]
const newArray = arr.map(item => item * 2)
console.log(newArray)
const arr = [1,2,3,1]
const newArray = arr.filter(item => {
if (item === 1) { return item }
})
console.log(newArray)
const arr1 = [1,2,3]
const arr2 = [4,5,6]
const arr3 = [...arr1, ...arr2]
console.log(arr3)
const { email, address } = user
console.log(email, address)
const obj = { name: 'my name' }
const clone = { ...obj }
console.log(obj === clone)
Example 2: loop through an object
Object.keys
Object.values
Object.entries
const fruits = {
apple: 28,
orange: 17,
pear: 54,
}
const entries = Object.entries(fruits)
console.log(entries)