the_tags( string $before = null, string $sep = ', ', string $after = '' )

Displays the tags for a post.

Parameters

$before

(string) (Optional) String to use before the tags. Defaults to 'Tags:'.

Default value: null

$sep

(string) (Optional) String to use between the tags.

Default value: ', '

$after

(string) (Optional) String to use after the tags.

Default value: ''

More Information

This function returns an array of objects, one object for each tag assigned to the post. If this function is used in The Loop, then no ID need be passed.

Source

File: wp-includes/category-template.php 

function the_tags( $before = null, $sep = ', ', $after = '' ) {
	if ( null === $before ) {
		$before = __( 'Tags: ' );
	}

	$the_tags = get_the_tag_list( $before, $sep, $after );

	if ( ! is_wp_error( $the_tags ) ) {
		echo $the_tags;
	}
}

Uses

Uses Description
wp-includes/category-template.php: get_the_tag_list()

Retrieves the tags for a post formatted as a string.
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/load.php: is_wp_error()

Checks whether the given variable is a WordPress Error.

Changelog

Version Description
2.3.0 Introduced.

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