Standard parameter types

There are 21 different standard parameter types supported for all extension types (templates, components, modules and plugins). This section gives a brief description of each parameter type, in alphabetical order. Full details of each parameter type are given on the following pages.

• calendar provides a text box for entry of a date. An icon next to the text box provides a link to a pop-up calendar, which can also be used to enter the date value.
• category provides a drop down list of categories from a given section.
• editors provides a drop down list of the available WYSIWYG editors.
• filelist provides a drop down list of files from a specified directory.
• folderlist provides a drop down list of folders from a specified directory.
• helpsites provides a drop down list of the help sites for your Joomla installation.
• hidden provides a hidden field for saving a parameter whose value cannot be altered directly by a user in the Administrator (it can be altered in code or by editing the params.ini file).
• imagelist provides a drop down list of image files in a specified directory.
• languages provides a drop down list of the installed languages for the Front-end or Back-end.
• list provides a drop down list of custom-defined entries.
• menu provides a drop down list of the available menus from your Joomla site.
• menuitem provides a drop down list of the available menu items from your Joomla site.
• password provides a text box for entry of a password. The password characters will be obscured as they are entered.
• radio provides radio buttons to select different options.
• spacer provides a visual separator between parameter field elements. It is purely a visual aid and no parameter value is stored.
• sql provides a drop down list of entries obtained by running a query on the Joomla Database. The first results column returned by the query provides the values for the drop down box.
• text provides a text box for data entry.
• textarea provides a text area for entry of multi-line text.
• timezones provides a drop down list of time zones.
• usergroup provides a drop down list of user groups.