A small example of JS getting the value of background cookies_javascript skills

Copy code The code is as follows:

function getCookie(name)
{ var offset,cookieValue;
var search=name "=";
if(document.cookie.length>0)
{
offset=document.cookie.indexOf(search);
if(offset!=-1)
                                                                                                                                                                                                        )
                   end = document.cookie.length;                                                                                                             Return cookieValue;
}
//name represents the name of the cookie key