Technical requirements Creating a plugin file and headerGetting readyHow to do it...How it works...See alsoAdding output content to page headers using plugin actionsHow to do it...How it works...There's more...See alsoUsing WordPress path utility functions to load external files and imagesHow to do it...How it works...There's more...See alsoModifying the site generator meta tag using plugin filtersHow to do it...How it works...There's more...See alsoAdding text after each item's content using plugin filtersHow to do it...How it works...There's more...See alsoInserting link tracking code in the page body using plugin filtersGetting readyHow to do it...How it works...See alsoTroubleshooting coding errors and printing variable contentHow to do it...How it works...There's more...See alsoCreating a new simple shortcodeHow to do it...How it works...See alsoCreating a new shortcode with parametersHow to do it...How it works...See alsoCreating a new enclosing shortcodeHow to do it...How it works...See alsoLoading a style sheet to format plugin outputGetting readyHow to do it...How it works...See alsoWriting plugins using object-oriented PHPGetting readyHow to do it...How it works...There's more…See also