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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 |
|---|---|
| 157 | case 'slug': |
| 158 | $output .= "<td $attributes>" . apply_filters('editable_slug', $category->slug) . "</td>"; |
| 159 | break; |
| 160 | case 'links': |
| 161 | $attributes = 'class="links column-links num"' . $style; |
| 162 | $output .= "<td $attributes>$count</td>"; |
| 163 | break; |
| 164 | default: |
| 165 | $output .= "<td $attributes>"; |
| 166 | $output .= apply_filters('manage_link_categories_custom_column', '', $column_name, $category->term_id); |
| 167 | $output .= "</td>"; |
| 168 | } |
| 169 | } |
| 170 | $output .= '</tr>'; |
| 171 | |
| 172 | return $output; |
| 173 | } |
| 174 | |
| 175 | // |