get_the_author() WordPress Function

function get_the_author( $deprecated = '' ) {
	global $authordata;

	if ( ! empty( $deprecated ) ) {
		_deprecated_argument( __FUNCTION__, '2.1.0' );
	}

	/**
	 * Filters the display name of the current post's author.
	 *
	 * @since 2.9.0
	 *
	 * @param string|null $display_name The author's display name.
	 */
	return apply_filters( 'the_author', is_object( $authordata ) ? $authordata->display_name : null );
}
Uses	Description
wp-includes/functions.php:_deprecated_argument()	Mark a function argument as deprecated and inform when it has been used.
wp-includes/plugin.php:apply_filters()	Calls the callback functions that have been added to a filter hook.
wp-includes/author-template.php:the_author	Filters the display name of the current post’s author.
Used By	Description
wp-includes/author-template.php:get_the_author_posts_link()	Retrieves an HTML link to the author page of the current post’s author.
wp-admin/includes/class-wp-posts-list-table.php:WP_Posts_List_Table::column_author()	Handles the post author column output.
wp-admin/includes/class-wp-media-list-table.php:WP_Media_List_Table::column_author()	Handles the author column output.
wp-includes/general-template.php:get_the_archive_title()	Retrieve the archive title based on the queried object.
wp-includes/author-template.php:get_the_author_link()	Retrieves either author’s link or author’s name.
wp-includes/author-template.php:the_author()	Displays the name of the author of the current post.