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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 |
|---|---|
| 328 | |
| 329 | /** |
| 330 | * Filter the Quicktags settings. |
| 331 | * |
| 332 | * @since 3.3.0 |
| 333 | * |
| 334 | * @param array $qtInit Quicktags settings. |
| 335 | * @param string $editor_id The unique editor ID, e.g. 'content'. |
| 336 | */ |
| 337 | $qtInit = apply_filters( 'quicktags_settings', $qtInit, $editor_id ); |
| 338 | |
| 339 | self::$qt_settings[$editor_id] = $qtInit; |
| 340 | |
| 341 | self::$qt_buttons = array_merge( self::$qt_buttons, explode(',', $qtInit['buttons']) ); |
| 342 | } |
| 343 | |
| 344 | if ( self::$this_tinymce ) { |
| 345 | |
| 346 | if ( empty( self::$first_init ) ) { |