![]() ![]() Iteration: In this part, the counter of for loop is updated.if the condition is true then the code block of the loop body is executed, if the condition is false then the loop breaks. Here is the code for printing "Hello, World!" 10 times.Įxample for (var i = 0 i 10. Loops are very useful while programming, it is one of the most used features of any programming language.įor example, if we want to print "Hello, World!" 10 times then instead of writing printing code for 10 times we can use a loop and write the code once. Object.keys ( object-name-goes-here ) > Returns the keys or properties of an object. ![]() The most common use of loops is to repeat a block of code a number of times.įor example, you might want to print a message a number of times. In javaScript, we can't loop through objects normally as we would on arrays, so, there are a few elements we can use to access either of our choices from an object. The condition is called a loop condition and it is given in the loop. In simple words, a loop is a block of code that is executed over and over again until a condition is met. ![]() What is a loop?Ī loop is a control flow statement that is used to execute a block of code over and over again until the condition given in the loop is true. We will also look at different types of loops and will cover the 'for' loop in detail with examples. In this tutorial, you will learn what is loop in JavaScript, what is a for loop, how to use for loop. How to get all checked checkbox value in javascript.Check if checkbox is checked in Javascript.JavaScript function return multiple values.Use it to loop over iterable objects (Arrays. Multiple Case In Switch Statement JavaScript for-of is a new loop in ES6 that replaces both for-in and forEach() and supports the new iteration protocol.Find index of object in array JavaScript.Javascript loop through array of objects.Print array using for loop in javascript. ![]() JavaScript remove duplicates from array. ![]()
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