wp-admin/includes/meta-boxes.php:1504Displays fields for ID3 data.
$postWP_Postfunction attachment_id3_data_meta_box( $post ) { $meta = array(); if ( ! empty( $post->ID ) ) { $meta = wp_get_attachment_metadata( $post->ID ); } foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) : $value = ''; if ( ! empty( $meta[ $key ] ) ) { $value = $meta[ $key ]; } ?> <p> <label for="title"><?php echo $label; ?></label><br /> <input type="text" name="id3_<?php echo esc_attr( $key ); ?>" id="id3_<?php echo esc_attr( $key ); ?>" class="large-text" value="<?php echo esc_attr( $value ); ?>" /> </p> <?php endforeach;}Introduced in 3.9.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/meta-boxes.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.