ad_urlencode

ad_urlencode   string

same as ad_urlencode except that dash and underscore are left unencoded.

Source code:

    set encoded_string [ns_urlencode $string]
    regsub -all {%2d} $encoded_string {-} encoded_string
    regsub -all {%5f} $encoded_string {_} ad_encoded_string
    return $ad_encoded_string