loop in js code example

Example 1: javascript for loop

var colors=["red","blue","green"];
for (let i = 0; i < colors.length; i++) { 
  console.log(colors[i]);
}

Example 2: for loop javascript

var i;
for (i = 0; i < cars.length; i++) {
  text += cars[i] + "<br>";
}

Example 3: javascript for loop

for (var i; i < 10; i++) {
  
}

Example 4: javascript loop

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

array.forEach(item => {
	console.log(item); // Logs each 'Item #'
});

Example 5: javascript loop

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 each value in array
}

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

Example 6: javascript loop

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

for (let index = 0; index < array.length; index++) {
  console.log("index", index);
  console.log("array item", array[index]);
}