bootstrap 4 dropdown open class code example

Example 1: create a dropdown in html bootstrap

  
    Dropdown
  
  

    Action
    Another action
    Something else here
  

Example 2: bootstrap 4 dropdown

  
    Dropdown button
  
  

    Action
    Another action
    Something else here
  

Example 3: dropdown button in bootstrap 4

  
    Dropdown link
  

  

    Action
    Another action
    Something else here
  

Example 4: navbar bootstrap 4 with dropdown