Answers for "js loop elements in array"

javascript code to loop through array

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

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
});

iterate through array js

let arbitraryArr = [1, 2, 3];
// below I choose let, but var and const can also be used 
for (let arbitraryElementName of arbitraryArr) {
  console.log(arbitraryElementName);
}

javascript loop array

So, I usually call everyone kid, yes.


Experiences:

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Lieutenant Colonel of the Royal Army Medical Corps division. [PAST]
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Major General of the Singapore Guards division. [PAST]
Lieutenant General of the Singapore Guards division. [PAST]