Answers for "for loops arrays javascript"

48

js loop array

var colors = ["red","blue","green"];
for (var i = 0; i < colors.length; i++) {
    console.log(colors[i]);
}
Posted by: Guest on July-22-2019
8

loop array javascript

var colors = ['red', 'green', 'blue'];
	
	colors.forEach((color, colorIndex) => {
     console.log(colorIndex + ". " + color); 
    });
Posted by: Guest on April-08-2020
12

javascript loop through array

var myStringArray = ["hey","World"];
var arrayLength = myStringArray.length;
for (var i = 0; i < arrayLength; i++) {
    console.log(myStringArray[i]);
    //Do something
}
Posted by: Guest on September-05-2019
-2

javascript loop array

<!DOCTYPE html>
<html>
<body>

<h2>JavaScript For Loop</h2>

<p id="demo"></p>

<script>
const cars = ["BMW", "Volvo", "Saab", "Ford"];

let i = 0;
let len = cars.length;
let text = "";

for (; i < len; ) {
  text += cars[i] + "<br>";
  i++;
}
document.getElementById("demo").innerHTML = text;
</script>

</body>
</html>
Posted by: Guest on July-22-2021
0

for loop js

let arr = [];
for(let i = 0; i <= 10; i++){
arr[i] = Math.round(Math.random() * 10);
}
•	Result: [3, 1, 1, 2, 3, 9, 5, 6, 6, 8, 5] 
•	                        Or
let arr = [];
for(let i = 0; i <= 10; i++){
arr[i] = Math.trunc(Math.random() * 10);
} 
Result[7, 6, 0, 2, 4, 8, 7, 5, 5, 6, 5]
Posted by: Guest on August-07-2020

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