OAuthProvider::setParam Set a parameter &reftitle.description; final public boolOAuthProvider::setParam stringparam_key mixedparam_val Sets a parameter. &warn.undocumented.func; &reftitle.parameters; param_key The parameter key. param_val The optional parameter value. To exclude a parameter from signature verification, set its value to &null;. &reftitle.returnvalues; &return.success; &reftitle.seealso; OAuthProvider::addRequiredParameter