Double click: Double click in webpage in Selenium web driver can be done using Actions class.
Navigate to https://www.qafeast.com/demo  ,click the double click tab.
Press F12 in the keyboard and inspect the paragraph
 

 
Python:
Double click:
option = driver.find_element_by_class_name("doubleclick-wrap")
actionChains = ActionChains(driver)
actionChains.double_click(option).perform()
 
C#:
Double click:
 IWebElement element = driver.FindElement(By.ClassName("doubleclick-wrap"));
 Actions builder = new Actions(driver);
 builder.DoubleClick(element).Build().Perform();
 
Java:
Double click:
Actions action = new Actions(driver);
WebElement elements=driver.findElement(By.className("doubleclick-wrap"));
action.doubleClick(elements).perform();