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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 |
---|---|
2992 | * Filters the JOIN clause of the query. |
2993 | * |
2994 | * For use by caching plugins. |
2995 | * |
2996 | * @since 2.5.0 |
2997 | * |
2998 | * @param string $join The JOIN clause of the query. |
2999 | * @param WP_Query $query The WP_Query instance (passed by reference). |
3000 | */ |
3001 | $join = apply_filters_ref_array( 'posts_join_request', array( $join, &$this ) ); |
3002 |
|
3003 | /** |
3004 | * Filters the ORDER BY clause of the query. |
3005 | * |
3006 | * For use by caching plugins. |
3007 | * |
3008 | * @since 2.5.0 |
3009 | * |
3010 | * @param string $orderby The ORDER BY clause of the query. |