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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 |
|---|---|
| 2222 | } |
| 2223 | |
| 2224 | /** |
| 2225 | * Filter whether the user can access the rich (Visual) editor. |
| 2226 | * |
| 2227 | * @since 2.1.0 |
| 2228 | * |
| 2229 | * @param bool $wp_rich_edit Whether the user can access to the rich (Visual) editor. |
| 2230 | */ |
| 2231 | return apply_filters( 'user_can_richedit', $wp_rich_edit ); |
| 2232 | } |
| 2233 | |
| 2234 | /** |
| 2235 | * Find out which editor should be displayed by default. |
| 2236 | * |
| 2237 | * Works out which of the two editors to display as the current editor for a |
| 2238 | * user. The 'html' setting is for the "Text" editor tab. |
| 2239 | * |
| 2240 | * @since 2.5.0 |