![]() ![]() By using the method with a CSS selector, you can easily select elements based on their class, id, tag name, or attribute value. The querySelector method is a powerful tool for accessing elements in the DOM. Var elements = document.querySelectorAll(".example") Get all elements with the class "example" To access all elements with the class "example", you can use the following JavaScript code: Var firstElement = document.querySelector(".example") Get the first element with the class "example" To access the first element with the class "example", you can use the following JavaScript code: To access all elements with a particular class, you can use the querySelectorAll method instead. Note that if there are multiple elements with the same class, the querySelector method will only return the first element that matches the selector. Var element = document.querySelector(".example") Get the element with the class "example" ![]() Here is an example of how to access an element with the class "example": To access elements in the DOM based on their class name, simply pass the class name to the querySelector method as a parameter. In the above code, the parameter ".className" is a CSS selector that represents the class of the element you want to access. ![]() The syntax for the querySelector method is as follows: ![]() It is supported by all modern browsers and is an effective way to access elements in the DOM without the need for a library like jQuery. The querySelector method is a method of the document object that allows you to access elements in the DOM based on their CSS selector. In this article, we will focus on how to use querySelector to select elements by class. It allows you to select elements based on their class name, id, tag name, or attribute value. JavaScript's querySelector method is a powerful tool for accessing elements in the Document Object Model (DOM). ![]()
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