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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 |
|---|---|
| 2117 | * |
| 2118 | * @param unknown_type $position |
| 2119 | * @param unknown_type $checkbox |
| 2120 | * @param unknown_type $mode |
| 2121 | */ |
| 2122 | function wp_comment_reply($position = '1', $checkbox = false, $mode = 'single', $table_row = true) { |
| 2123 | global $current_user; |
| 2124 | |
| 2125 | // allow plugin to replace the popup content |
| 2126 | $content = apply_filters( 'wp_comment_reply', '', array('position' => $position, 'checkbox' => $checkbox, 'mode' => $mode) ); |
| 2127 | |
| 2128 | if ( ! empty($content) ) { |
| 2129 | echo $content; |
| 2130 | return; |
| 2131 | } |
| 2132 | |
| 2133 | $columns = get_column_headers('edit-comments'); |
| 2134 | $hidden = array_intersect( array_keys( $columns ), array_filter( get_hidden_columns('edit-comments') ) ); |
| 2135 | $col_count = count($columns) - count($hidden); |