Custom error page filtering examples

The following table provides examples of how to add pages to the Custom Error Page list.

Type

Value

Adds

URL

/fileNotFound.aspx

Specific file

String

"page not found"

Any page with this string

Regular Expression

(?i)(URL|page) (.*) not found

Any page with: "URL name not found", "url name not found", "Page page.ext not found", etc.

Note: A regular expression (regexp) is a string that describes a set of strings, according to certain syntax rules. The Expression Test PowerTool (Tools > Expression Test) can be useful to verify the syntax of your regexps.

If you need additional help writing regexps you may find the following link useful: http://www.regular-expressions.info/quickstart.html