Template:Portal component/doc

Usage
Using this template for your portal page is easy!

To see a real time example, see what links here.

Here's a stale example of the output generated by this template.

Prerequisites

 * Create a subpage first. If your portal is Portal:Foo, then a subpage could be Portal:Foo/Selected article.
 * Next step vary according to mode:
 * 1) random number: Under that subpage, create subpage to that page, named 1, 2, 3, ... with no prefixing 0. And it does not start with 0.
 * 2) random list: Under that subpage, create subpage to that page, named regularly as their source topics in wikipedia for e.g : History, Vector , etc...
 * 3) deterministic:In thgis subpage, write your topic

Modes
The default mode is deterministic. Three modes are available. Mode is determined by template according to pararameters passed:
 * 1) random number: act exactly as : template:random portal component with nominate but footer parameter is called archive footer . this mode basic features:
 * 2) topics randomly chosen
 * 3) nominate and archive selected topic link in footer
 * 4) random list :accepts a list in the call of template instead of numbers, but you must list the names of all topics, this mode basic features:
 * 5) topics randomly chosen
 * 6) nominate and archive selected topic link in footer
 * 7) a link to fullpage of topic : applied that you named the subsubpage e.g.History exactly as the fullpage article
 * 8) deterministic:the same topic is always displayed in theportal component.

Parameters
Using this template for your portal page is easy! Just include these parameters : subgrouped accorrding to usage in which mode:
 * All:
 * header: The header text of the box.
 * random number and random list modes:
 * archive footer: (optional) The footer text in the box; it link to an archive page that is located at Portal:yourportal/Subpage name e.g. /Selected picture. If no footer text is passed the default Text is Archive
 * subpage: The subpage of the transcluded page, e.g. Selected picture
 * max: The maximum number of sub-subpages. Must be a positive integer. Default max=1.
 * seed: (optional) The default seed is 17 and can be set to any other integer value (used to generate distinct values on the same page). Prime numbers work best, such as 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, and 113.
 * deterministic mode only:
 * footer: define what appears in footer
 * random listmode only:
 * any other unnamed parameters is consider as element of random list