How to use JavaScriptExecutor in Selenium WebDriver
Selenium commands with JavaScriptExecutor.
To run JavaScript commands with Selenium automation scripts, we have to use JavaScriptExecutor in Selenium which comes separately as well as part of Selenium WebDriver but both do the same thing.
Within the WebDriver, it is called by command ExecuteScript and the independent one is called JavaScriptExecutor
Within the WebDriver, it is called by command ExecuteScript and the independent one is called JavaScriptExecutor
You can do any operation you want to do in the browser with the help of JavaScript if normal WebDriver commands are not working as expected.
Please see below some examples of common JavaScript commands.
Please see below some examples of common JavaScript commands.
How to generate an Alert Pop up window using JavaScriptExecutor
JavascriptExecutor js = (JavascriptExecutor)driver;
Js.executeScript("alert('hello world');");
How to click an element using JavaScriptExecutor in selenium
JavascriptExecutor js = (JavascriptExecutor)driver;
js.executeScript("arguments[0].click();", element);
How to Refresh Browser using JavaScriptExecutor
JavascriptExecutor js = (JavascriptExecutor)driver;
driver.executeScript("history.go(0)");
How to get InnerText of a Webpage using JavaScriptExecutor
JavascriptExecutor js =(JavascriptExecutor)driver;
string sText = js.executeScript("return document.documentElement.innerText;").toString();
How to get title of a WebPage using JavaScriptExecutor
JavascriptExecutor js =(JavascriptExecutor)driver;
string sText = js.executeScript("return document.documentElement.innerText;").toString();
How to Scroll Page using JavaScriptExecutor in selenium
JavascriptExecutor js =JavascriptExecutor)driver;
//Vertical scroll - down by 150 pixels
js.executeScript("window.scrollBy(0,150)");
How to get count of links on page using JavaScriptExecutor
JavascriptExecutor js =JavascriptExecutor)driver;
long linkCount = (Long) js.executeScript("var links = document.getElementsByTagName('A'); return links.length");
How to set value in an element using JavaScriptExecutor
JavascriptExecutor js =JavascriptExecutor)driver;
js.executeScript("document.getElementByID('name').value = arguments[0]","John");