xpath to select elements within a class having a specific element seleinum code example

Example 1: types of xpath

How many types of xpath are there?
    - Two types of xpath
-> What are the two types?
    - Absolute and Relative xpath
    #1- Absolute xpath:
    - starts with / 
    - Starts from the very beginning of the html page, and goes down to desired
    web element 1 by 1.
    - it is NOT dependable at all. 
    - easly brakes if there is any minimal changes in the structure of the
     HTML page.
    #2- Relative xpath:
    - starts with //
    - // means you can start from anywhere in the HTML code
    - it will jump to the first matching value and return it 
    - There are MANY different options to use relative xpath
        Commmon xpaths:
       #1- //tagName[@attribute='value']
       #2- //*[@attribute='value'] --> * means look for all web elements
       #3- //tagName[.='text'] --> returns the web element with given text.

Example 2: relative xpath sample

//input[@id=’user-message‘]