WordPress 1.5.0 Hooks, Functions, Classes and Methods
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have_posts()

Determines whether current WordPress query has posts to loop over.

init()

Set up constants with default values, unless user overrides.

insert_with_markers()

Inserts an array of strings into a file (.htaccess), placing it between BEGIN and END markers.

is_404()

Determines whether the query has resulted in a 404 (returns no results).

is_archive()

Determines whether the query is for an existing archive page.

is_author()

Determines whether the query is for an existing author archive page.

is_category()

Determines whether the query is for an existing category archive page.