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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 |
|---|---|
| 2787 | } |
| 2788 | |
| 2789 | /** |
| 2790 | * Filter whether the user can access the rich (Visual) editor. |
| 2791 | * |
| 2792 | * @since 2.1.0 |
| 2793 | * |
| 2794 | * @param bool $wp_rich_edit Whether the user can access to the rich (Visual) editor. |
| 2795 | */ |
| 2796 | return apply_filters( 'user_can_richedit', $wp_rich_edit ); |
| 2797 | } |
| 2798 | |
| 2799 | /** |
| 2800 | * Find out which editor should be displayed by default. |
| 2801 | * |
| 2802 | * Works out which of the two editors to display as the current editor for a |
| 2803 | * user. The 'html' setting is for the "Text" editor tab. |
| 2804 | * |
| 2805 | * @since 2.5.0 |