lib/http/request.js
function (filter, keys) {
            if (self.session) {
                var flash = isset(filter) ? self.input[filter](keys) : self.input.all();

                self.session.flash('_old_input', flash);
            }
        }
function (filter, keys) {
            if (self.session) {
                var flash = isset(filter) ? self.input[filter](keys) : self.input.all();

                self.session.flash('_old_input', flash);
            }
        }
function ( filter , keys ) { if ( self . session ) { var flash = isset ( filter ) ? self . input [ filter ] ( keys ) : self . input . all ( ) ; self . session . flash ( '_old_input' , flash ) ; } }
Flash the input for the current request to the session.

@param  {String} filter
@param  {Object}  keys
Flash the input for the current request to the session .