What is CSS Selector in Selenium?

In Selenium, CSS selectors are a powerful way to locate and interact with elements on a web page. CSS selectors allow you to target specific elements based on their attributes, tags, classes, or hierarchy within the HTML structure.

In Selenium, a CSS selector is a pattern or syntax used to select and locate HTML elements within a web page based on various attributes, tags, classes, or their position within the HTML structure. CSS selectors provide a flexible and efficient way to identify and interact with specific elements, making it a valuable tool for automating browser interactions and performing testing tasks.

CSS selectors follow the same syntax and rules as those used in Cascading Style Sheets (CSS), which is a styling language for web documents. By utilizing CSS selectors in Selenium, you can precisely target and interact with elements on a web page, regardless of their location or complexity. By obtaining Selenium Course, you can advance your career in Selenium. With this course, you can demonstrate your expertise in TestNG Framework, Robot Class, Cucumber, and Gherkin to control your automation environment, many more fundamental concepts, and many more critical concepts among others.

A CSS selector consists of a combination of selectors that define the criteria for selecting elements.

Here are a few commonly used CSS selectors in Selenium:

**1. Element Selector: **Selects elements based on their tag name. For example, input selects all input elements on the page.

2. ID Selector: Selects an element based on its unique ID attribute. For example, #myElement selects the element with the ID "myElement".

3. Class Selector: Selects elements based on their class attribute. For example, .myClass selects all elements with the class "myClass".

4. Attribute Selector: Selects elements based on their attribute values. For example, [name='username'] selects elements with the attribute name equal to "username".

5. Descendant Selector: Selects elements that are descendants of another element. For example, div span selects all span elements that are descendants of div elements.

6. Child Selector: Selects elements that are direct children of another element. For example, div > p selects all p elements that are direct children of div elements.

Selenium provides methods to find elements using CSS selectors. For example, in Java, you can use the findElement(By.cssSelector()) method to locate an element using a CSS selector.