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function is not described

the_category_head() WP 0.71

Deprecated in 0.71. It is no longer supported and can be removed in future releases. Use get_the_category_by_ID() instead.

Prints a category with optional text before and after.

  • See: get_the_category_by_ID()

No Hooks.

Return

Nothing (null).

Usage

the_category_head( $before, $after );
$before(string)
Text to display before the category.
Default: ''
$after(string)
Text to display after the category.
Default: ''

Code of the category head: wp-includes/deprecated.php VER 5.1.1

<?php
function the_category_head( $before = '', $after = '' ) {
	global $currentcat, $previouscat;

	_deprecated_function( __FUNCTION__, '0.71', 'get_the_category_by_ID()' );

	// Grab the first cat in the list.
	$categories = get_the_category();
	$currentcat = $categories[0]->category_id;
	if ( $currentcat != $previouscat ) {
		echo $before;
		echo get_the_category_by_ID($currentcat);
		echo $after;
		$previouscat = $currentcat;
	}
}