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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 |
|---|---|
| 3204 | if ( ! empty( $limits ) ) { |
| 3205 | /** |
| 3206 | * Filters the query to run for retrieving the found posts. |
| 3207 | * |
| 3208 | * @since 2.1.0 |
| 3209 | * |
| 3210 | * @param string $found_posts The query to run to find the found posts. |
| 3211 | * @param WP_Query $this The WP_Query instance (passed by reference). |
| 3212 | */ |
| 3213 | $this->found_posts = $wpdb->get_var( apply_filters_ref_array( 'found_posts_query', array( 'SELECT FOUND_ROWS()', &$this ) ) ); |
| 3214 | } else { |
| 3215 | if ( is_array( $this->posts ) ) { |
| 3216 | $this->found_posts = count( $this->posts ); |
| 3217 | } else { |
| 3218 | if ( null === $this->posts ) { |
| 3219 | $this->found_posts = 0; |
| 3220 | } else { |
| 3221 | $this->found_posts = 1; |
| 3222 | } |