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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 |
|---|---|
| 86 | */ |
| 87 | $dashboard_widgets = apply_filters( 'wp_user_dashboard_widgets', array() ); |
| 88 | } else { |
| 89 | |
| 90 | /** |
| 91 | * Fires after core widgets for the admin dashboard have been registered. |
| 92 | * |
| 93 | * @since 2.5.0 |
| 94 | */ |
| 95 | do_action( 'wp_dashboard_setup' ); |
| 96 | |
| 97 | /** |
| 98 | * Filter the list of widgets to load for the admin dashboard. |
| 99 | * |
| 100 | * @since 2.5.0 |
| 101 | * |
| 102 | * @param array $dashboard_widgets An array of dashboard widgets. |
| 103 | */ |
| 104 | $dashboard_widgets = apply_filters( 'wp_dashboard_widgets', array() ); |