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Technology

Selenium

Difficulty

Beginner

Interview Question

What are the programming languages supported by Selenium WebDriver?

Selenium WebDriver officially supports Java, C#, Python, Ruby, JavaScript (Node.js), Kotlin, and PHP for writing test automation scripts.

Answer

Programming Languages Supported by Selenium WebDriver

Selenium WebDriver provides official client bindings (libraries) for multiple programming languages:

Officially supported languages:

1. Java (most popular)
Java
WebDriver driver = new ChromeDriver();
driver.get("https://example.com");
WebElement element = driver.findElement(By.id("search"));
element.sendKeys("Selenium");
2. Python
Python
from selenium import webdriver
from selenium.webdriver.common.by import By

driver = webdriver.Chrome()
driver.get("https://example.com")
element = driver.find_element(By.ID, "search")
element.send_keys("Selenium")
3. C# (common in .NET projects)
CSHARP
IWebDriver driver = new ChromeDriver();
driver.Navigate().GoToUrl("https://example.com");
IWebElement element = driver.FindElement(By.Id("search"));
element.SendKeys("Selenium");
4. Ruby
RUBY
driver = Selenium::WebDriver.for :chrome
driver.navigate.to "https://example.com"
element = driver.find_element(id: "search")
element.send_keys "Selenium"
5. JavaScript / Node.js
JavaScript
const { Builder, By } = require("selenium-webdriver");
const driver = new Builder().forBrowser("chrome").build();
await driver.get("https://example.com");
const element = await driver.findElement(By.id("search"));
await element.sendKeys("Selenium");
6. Kotlin (JVM, uses Java bindings)
KOTLIN
val driver = ChromeDriver()
driver.get("https://example.com")
val element = driver.findElement(By.id("search"))
element.sendKeys("Selenium")
7. PHP
PHP
$driver = RemoteWebDriver::create("http://localhost:4444", DesiredCapabilities::chrome());
$driver->get("https://example.com");
$element = $driver->findElement(WebDriverBy::id("search"));
$element->sendKeys("Selenium");
8. Perl (community support)

Language popularity in Selenium:

LanguagePopularityCommon use case
JavaVery HighEnterprise, TestNG, Maven
PythonHighSimple scripts, pytest
C#High.NET/.NET Core projects
JavaScriptMediumNode.js full-stack teams
RubyLowerRails projects

Key official list:

  1. Java
  2. C#
  3. Python
  4. Ruby
  5. Perl
  6. PHP
  7. JavaScript (Node.js)

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