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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
---|---|
447 | * |
448 | * @since 4.3.0 |
449 | * @since 5.9.0 Renamed `$user` to `$item` to match parent class for PHP 8 named parameter support. |
450 | * |
451 | * @param WP_User $item The current WP_User object. |
452 | * @param string $column_name The current column name. |
453 | */ |
454 | public function column_default( $item, $column_name ) { |
455 | /** This filter is documented in wp-admin/includes/class-wp-users-list-table.php */ |
456 | echo apply_filters( |
457 | 'manage_users_custom_column', |
458 | '', // Custom column output. Default empty. |
459 | $column_name, |
460 | $item->ID // User ID. |
461 | ); |
462 | } |
463 |
|
464 | public function display_rows() { |
465 | foreach ( $this->items as $user ) { |