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update_post_meta › WordPress Function
Od1.5.0
Przestarzałyn/a
› update_post_meta ( $post_id, $meta_key, $meta_value, $prev_value = '' )
Parametry: (4) |
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Powrót: |
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Zdefiniowane na: |
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Codex: |
Updates a post meta field based on the given post ID.
Use the$prev_value
parameter to differentiate between meta fields with the
same key and post ID.
If the meta field for the post does not exist, it will be added and its ID returned.
Can be used in place of add_post_meta().Powiązane Funkcje: update_site_meta, update_term_meta, delete_post_meta, update_user_meta, update_postmeta_cache
Źródło
function update_post_meta( $post_id, $meta_key, $meta_value, $prev_value = '' ) { // Make sure meta is updated for the post, not for a revision. $the_post = wp_is_post_revision( $post_id ); if ( $the_post ) { $post_id = $the_post; } return update_metadata( 'post', $post_id, $meta_key, $meta_value, $prev_value ); }