Function setSystemProperty

Sets a system property entry

Package: Core\Backend
Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Jan Lengowski
Modified: Timo Trautmann 22.02.2008 Support for editing name and type
Located at includes/functions.general.php

Parameters summary
`string`	`$type`	The type of the item
`string`	`$name`	The name of the item
`string`	`$value`	The value of the item
`integer`	`$idsystemprop = 0`	The sysprop id, use optional. If set it allows to modify type name and value

Return value summary
`\|boolean`

Thrown exceptions summary
`cDbException`
`cException`
`cInvalidArgumentException`