NAME

       WebCommon::incomingKeys - Return keys for user-supplied data

SYNOPSIS

       [String] incomingKeys( DataSource ds )

ARGUMENTS

       ds The source for user-supplied data

DESCRIPTION

       Returns  all  keys  (in  no  particular  order)  with at least one value for the specified
       WebCommon.DataSource (3kaya)

    // called with ?a=1;b=2;b=5
    keys = incomingKeys(DataGet);
    // keys = ["a","b"] or ["b","a"]

AUTHORS

       Kaya standard library by Edwin Brady, Chris Morris  and  others  (kaya@kayalang.org).  For
       further information see http://kayalang.org/

LICENSE

       The Kaya standard library is free software; you can redistribute it and/or modify it under
       the terms of the GNU Lesser General Public License (version 2.1 or any later  version)  as
       published by the Free Software Foundation.

RELATED

       WebCommon.DataSource (3kaya)
       WebCommon.incomingData (3kaya)
       WebCommon.incomingExists (3kaya)
       WebCommon.incomingValue (3kaya)