改变浏览器PHP中的后退行为

Question

In my PHP site, when a user adds something to their cart I trigger a URL change to make some functions and triggers on the page:

Original URL

/category/product/10

New URL

/category/product/10#addtocartbutton

URL becomes

/category/product/10?x=1

The method:

/category/product/10
/category/product/10#addtocartbutton (user clicks an onclick href to submit form)
/category/product/10?x=1 (the form adds the item to the session and appends this URL querystring)

The problem is when they press the bac b

Answer 1

In Javascript, using location.replace instead of location.href = 'new location'
Take a look at: http://www.roseindia.net/javascript/javascript-location-replace.shtml
-> location.replace will replace the current address by the new one -> when user click back button -> error will not happen.