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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 |
|---|---|
| 126 | */ |
| 127 | $dashboard_widgets = apply_filters( 'wp_user_dashboard_widgets', array() ); |
| 128 | } else { |
| 129 | |
| 130 | /** |
| 131 | * Fires after core widgets for the admin dashboard have been registered. |
| 132 | * |
| 133 | * @since 2.5.0 |
| 134 | */ |
| 135 | do_action( 'wp_dashboard_setup' ); |
| 136 | |
| 137 | /** |
| 138 | * Filters the list of widgets to load for the admin dashboard. |
| 139 | * |
| 140 | * @since 2.5.0 |
| 141 | * |
| 142 | * @param string[] $dashboard_widgets An array of dashboard widget IDs. |
| 143 | */ |
| 144 | $dashboard_widgets = apply_filters( 'wp_dashboard_widgets', array() ); |