javascript loop through object
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);javascript loop through object
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);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
// pearhow to loop object javascript
var obj = {a: 1, b: 2, c: 3};
for (const prop in obj) {
console.log(`obj.${prop} = ${obj[prop]}`);
}
// Salida:
// "obj.a = 1"
// "obj.b = 2"
// "obj.c = 3"js loop through object
const obj = { a: 1, b: 2 };
Object.keys(obj).forEach(key => {
console.log("key: ", key);
console.log("Value: ", obj[key]);
} );javascript loop through object
Object.entries(obj).forEach(
([key, value]) => console.log(key, value)
);
// Loop using forEach
arr.forEach((item, index) => {
// TODO
})
// Loop using for...of
for (const item of arr) {
await something()
}
// Clone new array (not changing the old one)
const arr = [1,2,3]
const newArray = arr.map(item => item * 2)
console.log(newArray)
// Filter array by condition
const arr = [1,2,3,1]
const newArray = arr.filter(item => {
if (item === 1) { return item }
})
console.log(newArray)
// Join array
const arr1 = [1,2,3]
const arr2 = [4,5,6]
const arr3 = [...arr1, ...arr2]
console.log(arr3)
// Get a property of object
const { email, address } = user
console.log(email, address)
// Copy object/array
const obj = { name: 'my name' }
const clone = { ...obj }
console.log(obj === clone)js for loop object
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
// ccCopyright © 2021 Codeinu
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