set history js code example

Example: js history

// go back:
window.history.back()
// go forward:
window.history.forward()
// go to specific point:
window.history.go(-2) // go back 2 pages, 0 is current page
window.history.go(0) // refreshes current page
window.history.go() // refreshes current page
// get number of pages in history
let numberOfEntries = window.history.length