wordpress / latest / functions / the_category_id.html

the_category_ID( bool $display = true ): int

This function has been deprecated. Use get_the_category() instead.

Returns or prints a category ID.

Description

See also

Parameters

$display bool Optional
Whether to display the output.

Default: true

Return

int Category ID.

Source

File: wp-includes/deprecated.php. View all references

function the_category_ID($display = true) {
	_deprecated_function( __FUNCTION__, '0.71', 'get_the_category()' );

	// Grab the first cat in the list.
	$categories = get_the_category();
	$cat = $categories[0]->term_id;

	if ( $display )
		echo $cat;

	return $cat;
}

Uses

Uses Description

Changelog

Version Description
0.71 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/the_category_id