is_multisite()
If Multisite is enabled.
WPPaste WordPress Functions index
Page 136
Welcome to the WPPaste WordPress Function index. This page contains a an alphabetically sorted list of functions that are available for use in WordPress. Each function has a brief description of what it does and how it can be used. To find out more about a particular function, simply click on the function name.
is_nav_menu()
Determines whether the given ID is a navigation menu.
is_nav_menu_item()
Determines whether the given ID is a nav menu item.
is_network_admin()
Whether the current request is for the network administrative interface.
is_network_only_plugin()
Checks for “Network: true” in the plugin header to see if this should be activated only as a network wide plugin. The plugin…
is_new_day()
Determines whether the publish date of the current post in the loop is different from the publish date of the previous post in the loop.
is_object_in_taxonomy()
Determines if the given object type is associated with the given taxonomy.
is_object_in_term()
Determines if the given object is associated with any of the given terms.
is_page()
Determines whether the query is for an existing single page.
is_page_template()
Determines whether the current post uses a page template.