4 days ago · The void operator evaluates the given expression and then returns undefined. This operator allows evaluating expressions that produce a value into places where an expression that evaluates to undefined is desired. The void operator is often used merely to obtain the undefined primitive value, usually using void(0) (which is equivalent to void 0).

Dec 31, 2021 · In this article, we will know what is void operator in Javascript, along with discussing the particular condition where void operator can be used & understanding their implementation through the examples.

void(): This operator allows inserting expressions that produce side effects into places where an expression that evaluates to undefined is desired. The void operator is often used merely to obtain the undefined primitive value, usually using "void(0)" (which is equivalent to "void 0"). In these cases, the global variable undefined can be used ...

The JavaScript, the void operator is used to explicitly return the undefined value. It's a unary operator, meaning only one operand can be used with it. You can use it like shown below — standalone or with a parenthesis. Lets see some examples:

Oct 27, 2020 · In this simplified article, we've learned what the void operator is, how it works, and how it is used with the javascript: pseudo URL for href attributes of links. This ensures that a page does not navigate to another page or reload the current page when clicked.

When you use the void keyword with JavaScript functions, it returns undefined. After that, if you try to execute the function, it will throw an error, as the 'void' operator considers the function as its operand and evaluates it as undefined.

Oct 12, 2023 · Guide to Javascript void(0). Here we discuss How does void operator works in JavaScript, along with the examples and outputs.

Apr 27, 2015 · The void operator evaluates the given expression and then returns undefined. This operator allows inserting expressions that produce side effects into places where an expression that evaluates to undefined is desired.

Oct 3, 2024 · What is the void Operator? The void operator is a unary operator that takes a single operand. The syntax is straightforward: Where expression is any valid JavaScript expression. Despite its seeming simplicity, this operator serves several specific purposes in …

Oct 2, 2022 · A quick note on how and why the void keyword can be used in JavaScript. The word void is an operator in JavaScript. This operator allows you to insert expressions and always returns...