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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.
This hook occurs 3 times in this file.
| Line | Code |
|---|---|
| 1777 | */ |
| 1778 | function get_calendar( $initial = true, $echo = true ) { |
| 1779 | global $wpdb, $m, $monthnum, $year, $wp_locale, $posts; |
| 1780 | |
| 1781 | $key = md5( $m . $monthnum . $year ); |
| 1782 | $cache = wp_cache_get( 'get_calendar', 'calendar' ); |
| 1783 | |
| 1784 | if ( $cache && is_array( $cache ) && isset( $cache[ $key ] ) ) { |
| 1785 | /** This filter is documented in wp-includes/general-template.php */ |
| 1786 | $output = apply_filters( 'get_calendar', $cache[ $key ] ); |
| 1787 | |
| 1788 | if ( $echo ) { |
| 1789 | echo $output; |
| 1790 | return; |
| 1791 | } |
| 1792 | |
| 1793 | return $output; |
| 1794 | } |
| 1795 | |
| Line | Code |
| 1975 | |
| 1976 | if ( $echo ) { |
| 1977 | /** |
| 1978 | * Filter the HTML calendar output. |
| 1979 | * |
| 1980 | * @since 3.0.0 |
| 1981 | * |
| 1982 | * @param string $calendar_output HTML output of the calendar. |
| 1983 | */ |
| 1984 | echo apply_filters( 'get_calendar', $calendar_output ); |
| 1985 | return; |
| 1986 | } |
| 1987 | /** This filter is documented in wp-includes/general-template.php */ |
| 1988 | return apply_filters( 'get_calendar', $calendar_output ); |
| 1989 | } |
| 1990 | |
| 1991 | /** |
| 1992 | * Purge the cached results of get_calendar. |
| 1993 | * |
| 1994 | * @see get_calendar |
| 1995 | * @since 2.1.0 |
| 1996 | */ |
| 1997 | function delete_get_calendar_cache() { |