NAME

       WebCommon::incomingFileExists - Check if any files are uploaded with a particular key name

SYNOPSIS

       Bool incomingFileExists( String key )

ARGUMENTS

       key The key to check for files

DESCRIPTION

       Returns  true if any files have been uploaded with this key name. This is generally better
       than catching WebCommon.NotIncoming (3kaya) exceptions from WebCommon.incomingFile (3kaya)

    if (incomingFileExists("picture")) {
        pic = incomingFile("picture");
        myUploadProcessor(pic);
    }

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.allowFileUploads (3kaya)
       WebCommon.incomingExists (3kaya)
       WebCommon.incomingFile (3kaya)
       WebCommon.incomingFileKeys (3kaya)
       WebCommon.incomingFiles (3kaya)