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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 1003 | /** |
| 1004 | * Filter whether to show the Screen Options tab. |
| 1005 | * |
| 1006 | * @since 3.2.0 |
| 1007 | * |
| 1008 | * @param bool $show_screen Whether to show Screen Options tab. |
| 1009 | * Default true. |
| 1010 | * @param WP_Screen $this Current WP_Screen instance. |
| 1011 | */ |
| 1012 | $this->_show_screen_options = apply_filters( 'screen_options_show_screen', $show_screen, $this ); |
| 1013 | return $this->_show_screen_options; |
| 1014 | } |
| 1015 | |
| 1016 | /** |
| 1017 | * Render the screen options tab. |
| 1018 | * |
| 1019 | * @since 3.3.0 |
| 1020 | */ |
| 1021 | public function render_screen_options() { |