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WordPress SEO - Register current post publish year as a custom tag or variable in to the Yoast SEO plugin. We can use the %%post_publish_year%% into the title. Read more at https://maheshwaghmare.com/doc/yoast-seo-custom-template-variable/
<?php
if( ! function_exists( 'prefix_yoast_register_post_publish_year' ) ) :
/**
* Register Current Post Publish Year
*
* @todo Change the `prefix_` with your own custom prefix.
* @since 1.0.0
* @return void
*/
function prefix_yoast_register_post_publish_year() {
wpseo_register_var_replacement( '%%post_publish_year%%', 'prefix_get_current_post_publish_year', 'advanced', 'Post Publish Year..' );
}
add_action('wpseo_register_extra_replacements', 'prefix_yoast_register_post_publish_year');
endif;
if( ! function_exists( 'prefix_get_current_post_publish_year' ) ) :
/**
* Return current post publish Year
*
* @todo Change the `prefix_` with your own custom prefix.
* @since 1.0.0
* @return string
*/
function prefix_get_current_post_publish_year() {
if( is_singular() ) {
$post_publish_date = get_post_field( 'post_date', get_the_ID() );
return date( 'Y', strtotime( $post_publish_date ) );
}
return date("Y");
}
endif;
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