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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 |
|---|---|
| 1010 | |
| 1011 | /** |
| 1012 | * Filters the screen settings text displayed in the Screen Options tab. |
| 1013 | * |
| 1014 | * @since 3.0.0 |
| 1015 | * |
| 1016 | * @param string $screen_settings Screen settings. |
| 1017 | * @param WP_Screen $screen WP_Screen object. |
| 1018 | */ |
| 1019 | $this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this ); |
| 1020 | |
| 1021 | if ( $this->_screen_settings || $this->_options ) { |
| 1022 | $show_screen = true; |
| 1023 | } |
| 1024 | |
| 1025 | /** |
| 1026 | * Filters whether to show the Screen Options tab. |
| 1027 | * |
| 1028 | * @since 3.2.0 |