There are cases where test scenarios may fail unexpectedly with Selenium commands (e.g., click operation on the button web element does not result in a click even though the button is enabled). Such issues are more pertinent when creating an XHR request or when attempting to access another frame. For overcoming such issues, you can execute JavaScript in Selenium through the JavaScriptExecutor interface.
The Selenium WebDriver lets you execute synchronous and asynchronous JavaScript code in the context of the currently selected frame or window. By default, JavaScript executes synchronously. Though JavaScript can also have asynchronous code, it is generally single-threaded. This Selenium WebDriver PHP Tutorial focuses on how JavaScript can be executed in Selenium PHP.
Introduction to JavaScriptExecutor
If locating or performing the required operations on the web elements does not work as expected with locators like XPath, Name, etc., the…