std.replace_suffix
Available inall subroutines.
Replaces the last occurrence of the string target in string s with replacement
if s ends with the target string.
This corresponds to std.suffixof(s, target) returning true. If target is
the empty string, the original string s is returned.
Example
# Strip trailing slashes from the request URLset req.url = std.replace_suffix(req.url, "/", "");