Fills in the query variables, which do not exist within the parameter.

Adds an endpoint, like /trackback/.

Adds a rewrite rule that doesn’t correspond to index.php.

Adds a rewrite rule that transforms a URL structure to a set of query vars.

Set up the object properties.

Core class used to register scripts.

Determines script dependencies.

Localizes a script, only if the script has already been added.

Prints scripts.

Prints extra scripts of a registered script.