javascript types of loops 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: javascript for loop

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

Example 3: javascript loop

var colors=["red","blue","green"];
for(let color of colors){
  console.log(color)
}

Example 4: use these instead of a for loop javascript

const array = [1,2,3,4,5];const evenNumbers = array.filter(function(elem) {   // expressions that return 'true' are retained   return elem % 2 == 0;});