How many looping statements are there in javascript

In do-while loop post checking of the statement block condition part will be executed. For loop is a simplest loop first we initialized the value then check condition and then increment and decrements occurred.

For Projects Sitesbay - Easy to Learn. Looping Statement Advertisements. It is mostly used in array.

The JavaScript for loop iterates the elements for the fixed number of times. It should be used if number of iteration is known. The syntax of for loop is given below. The JavaScript while loop iterates the elements for the infinite number of times. It should be used if number of iteration is not known.

The syntax of while loop is given below. The JavaScript do while loop iterates the elements for the infinite number of times like while loop. But, code is executed at least once whether condition is true or false. The syntax of do while loop is given below. The JavaScript for in loop is used to iterate the properties of an object. We will discuss about it later. JavaTpoint offers too many high quality services.

Mail us on [email protected] , to get more information about given services. Please mail your requirement at [email protected] Duration: 1 week to 2 week. JavaScript Tutorial. JS form validation JS email validation. Use a break statement to exit the loop before the condition expression evaluates to false.

When indexing over an array many times it is easy to exceed the bounds of the array ex. There are two ways to fix this code. The for For each distinct property, statements can be executed. OptionalObjectObject whose enumerable properties are iterated.

DescriptionvariableOn each iteration a value of a different property is assigned to variable. The while loop starts by evaluating the condition. After that, while loop ends. When condition evaluates to false, execution continues with the statement after the while loop.

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