What is single and double slash for xpath

#shorts
What is Single slash ‘/’
in Xpath in selenium:

Single slash ‘/’ is used
when absolute Xpath
is considered for Element
identification for Selenium
WebDriver

What is Double slash ‘//’
in Xpath in selenium:

Double slash ‘//’ is used
when relative Xpath
is considered for Element
identification for Selenium
WebDriver

Relative Xpath ‘//’
is better Element
identification strategy