Answers for "iterate on array js"

javascript iterate array

let array = ['Item 1', 'Item 2', 'Item 3'];

// Here's 4 different ways
for (let index = 0; index < array.length; index++) {
  console.log(array[index]);
}

for (let index in array) {
  console.log(array[index]);
}

for (let value of array) {
  console.log(value); // Will log each value
}

array.forEach((value, index) => {
  console.log(index); // Will log each index
  console.log(value); // Will log each value
});

loop through an array javascript

let array = ['Item 1', 'Item 2', 'Item 3'];

// Here's 4 different ways
for (let index = 0; index < array.length; index++) {
  console.log(array[index]);
}

for (let index in array) {
  console.log(array[index]);
}

for (let value of array) {
  console.log(value); // Will log value in array
}

array.forEach((value, index) => {
  console.log(index); // Will log each index
  console.log(value); // Will log each value
});

loop an array in javascript

let array = ["loop", "this", "array"]; // input array variable
for (let i = 0; i < array.length; i++) { // iteration over input
	console.log(array[i]); // logs the elements from the current input
}

traverse an array in javascript

//Method 1 using for loop

let array = [ 1, 2, 3, 4, 5, 6 ]; 
for (let index = 0; index < array.length; index++) { 
    console.log(array[index]); 
}

//Method 2 using for Of loop

for (let traverse of array ){
  console.log(traverse)
}

JS iterate over an array

const beatles = ["paul", "john", "ringo", "george"];

beatles.forEach((beatle) => {
  console.log(beatle.toUpperCase());
});