The get_queried_object_id() WordPress PHP function retrieves the ID of the currently queried object.
Usage
To use the function, simply call it like this:
$queried_object_id = get_queried_object_id();
Parameters
This function has no parameters.
More information
See WordPress Developer Resources: get_queried_object_id
Examples
Display the queried object ID on a single post page
This example displays the queried object ID on a single post page.
if (is_single()) {
$queried_object_id = get_queried_object_id();
echo 'The queried object ID is: ' . $queried_object_id;
}
Get the queried object ID for the current archive page
This example retrieves the queried object ID for the current archive page.
if (is_archive()) {
$queried_object_id = get_queried_object_id();
echo 'The queried object ID for this archive is: ' . $queried_object_id;
}
Check if the queried object ID is a specific page
This example checks if the queried object ID is equal to a specific page ID.
$specific_page_id = 42;
$queried_object_id = get_queried_object_id();
if ($queried_object_id === $specific_page_id) {
echo 'This is the specific page with ID: ' . $specific_page_id;
}
Get the queried object ID for the current category page
This example retrieves the queried object ID for the current category page.
if (is_category()) {
$queried_object_id = get_queried_object_id();
echo 'The queried object ID for this category is: ' . $queried_object_id;
}
Get the queried object ID for the current tag page
This example retrieves the queried object ID for the current tag page.
if (is_tag()) {
$queried_object_id = get_queried_object_id();
echo 'The queried object ID for this tag is: ' . $queried_object_id;
}