WordPress Core Archive Title Function

functions-2.php

<?php
/**
 * Filter the default archive title.
 *
 * @param string $title Archive title.
 * @return string $title
 */
function theme_slug_archive_title( $title ) {

	if ( is_category() ) {
		$title = sprintf( esc_html__( 'Section: %s', 'theme-slug' ), single_cat_title( '', false ) );
	} elseif ( is_tag() ) {
		$title = sprintf( esc_html__( 'Topic: %s', 'theme-slug' ), single_tag_title( '', false ) );
	} elseif ( is_author() ) {
		$title = sprintf( esc_html__( 'Published by: %s', 'theme-slug' ), '<span class="vcard">' . get_the_author() . '</span>' );
	}

	return $title;
}
add_filter( 'get_the_archive_title', 'theme_slug_archive_title' );

functions.php

<?php
/**
 * Filter the default archive title.
 *
 * @param string $title Archive title.
 * @return string $title
 */
function theme_slug_archive_title( $title ) {

	if ( is_category() ) {
		$title = single_cat_title( '', false );
	} elseif ( is_tag() ) {
		$title = single_tag_title( '', false );
	} elseif ( is_author() ) {
		$title = '<span class="vcard">' . get_the_author() . '</span>';
	} elseif ( is_post_type_archive() ) {
		$title = post_type_archive_title( '', false );
	} elseif ( is_tax() ) {
		$title = single_term_title( '', false );
	}

	return $title;
}
add_filter( 'get_the_archive_title', 'theme_slug_archive_title' );

general-template.php

<?php
function get_the_archive_title() {
    if ( is_category() ) {
        $title = sprintf( __( 'Category: %s' ), single_cat_title( '', false ) );
    } elseif ( is_tag() ) {
        $title = sprintf( __( 'Tag: %s' ), single_tag_title( '', false ) );
    } elseif ( is_author() ) {
        $title = sprintf( __( 'Author: %s' ), '<span class="vcard">' . get_the_author() . '</span>' );
    } elseif ( is_year() ) {
        $title = sprintf( __( 'Year: %s' ), get_the_date( _x( 'Y', 'yearly archives date format' ) ) );
    } elseif ( is_month() ) {
        $title = sprintf( __( 'Month: %s' ), get_the_date( _x( 'F Y', 'monthly archives date format' ) ) );
    } elseif ( is_day() ) {
        $title = sprintf( __( 'Day: %s' ), get_the_date( _x( 'F j, Y', 'daily archives date format' ) ) );
    } elseif ( is_tax( 'post_format' ) ) {
        if ( is_tax( 'post_format', 'post-format-aside' ) ) {
            $title = _x( 'Asides', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-gallery' ) ) {
            $title = _x( 'Galleries', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-image' ) ) {
            $title = _x( 'Images', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-video' ) ) {
            $title = _x( 'Videos', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-quote' ) ) {
            $title = _x( 'Quotes', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-link' ) ) {
            $title = _x( 'Links', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-status' ) ) {
            $title = _x( 'Statuses', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-audio' ) ) {
            $title = _x( 'Audio', 'post format archive title' );
        } elseif ( is_tax( 'post_format', 'post-format-chat' ) ) {
            $title = _x( 'Chats', 'post format archive title' );
        }
    } elseif ( is_post_type_archive() ) {
        $title = sprintf( __( 'Archives: %s' ), post_type_archive_title( '', false ) );
    } elseif ( is_tax() ) {
        $tax = get_taxonomy( get_queried_object()->taxonomy );
        /* translators: 1: Taxonomy singular name, 2: Current taxonomy term */
        $title = sprintf( __( '%1$s: %2$s' ), $tax->labels->singular_name, single_term_title( '', false ) );
    } else {
        $title = __( 'Archives' );
    }
 
    /**
     * Filters the archive title.
     *
     * @since 4.1.0
     *
     * @param string $title Archive title to be displayed.
     */
    return apply_filters( 'get_the_archive_title', $title );
}