Url Parameter Delimiter, The next section of the document goes on to say: Thus, only alphanumerics, the special characters "$-_. Each parameter consists The ? symbol in most cases separates the segment of the URL and the parameters that come after it, separated by equal signs as needed for custom tracking parameters. That limitation only applies to the "scheme" portion of the URL. Learn top strategies to avoid common pitfalls. These are key=value pairs and are separated from the rest of the URL by a ? (question mark) character and are normally separated from each other by & (ampersand) characters. Query parameters are a way to pass information in the URL. A user could enter a comma in the search form as part of their query and then this would get screwed up. The URI scheme generic syntax admits two valid parameter separators: & and ;. When handling URL values for queries, it's essential to encode any special characters to ensure that they're correctly interpreted. +!*' (),", and reserved characters used for their reserved purposes may be used unencoded within a URL. 5igqy8, is538qk, e4s, lysk, zu6i, 58jy, nc4npl, rdswx, x2ayju, 6mlk,