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update_post_meta › WordPress Function
Seit1.5.0
Veraltetn/v
› update_post_meta ( $post_id, $meta_key, $meta_value, $prev_value = '' )
Parameter: (4) |
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Gibt zurück: |
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Definiert in: |
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Codex: |
Updates a post meta field based on the given post ID.
Use the$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().Ähnliche Funktionen: update_site_meta, update_user_meta, update_meta, update_term_meta, delete_post_meta
Quellcode
function update_post_meta( $post_id, $meta_key, $meta_value, $prev_value = '' ) { // Make sure meta is added to the post, not 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 ); }