Ticket #20450: 20450.diff

wp-includes/category-template.php

@@ -328 +328 @@
 
         $tab_index_attribute = '';
         if ( (int) $tab_index > 0 )
-                $tab_index_attribute = " tabindex=\"$tab_index\"";
+                $tab_index_attribute = ' tabindex="' . $tab_index .'"';
 
         $categories = get_terms( $taxonomy, $r );
         $name = esc_attr( $name );
@@ -336 +336 @@
         $id = $id ? esc_attr( $id ) : $name;
 
         if ( ! $r['hide_if_empty'] || ! empty($categories) )
-                $output = "<select name='$name' id='$id' class='$class' $tab_index_attribute>\n";
+                $output = '<select name="' . $name . '" id="' . $id . '" class="' . $class . '" ' . $tab_index_attribute . '>' . "\n";
         else
                 $output = '';
 
         if ( empty($categories) && ! $r['hide_if_empty'] && !empty($show_option_none) ) {
                 $show_option_none = apply_filters( 'list_cats', $show_option_none );
-                $output .= "\t<option value='-1' selected='selected'>$show_option_none</option>\n";
+                $output .= "\t" . '<option value="-1" selected="selected">' . $show_option_none . '</option>' . "\n";
         }
 
         if ( ! empty( $categories ) ) {
@@ -350 +350 @@
                 if ( $show_option_all ) {
                         $show_option_all = apply_filters( 'list_cats', $show_option_all );
                         $selected = ( '0' === strval($r['selected']) ) ? " selected='selected'" : '';
-                        $output .= "\t<option value='0'$selected>$show_option_all</option>\n";
+                        $output .= "\t" . '<option value="0"' . $selected . '>' . $show_option_all . '</option>' . "\n";
                 }
 
                 if ( $show_option_none ) {
                         $show_option_none = apply_filters( 'list_cats', $show_option_none );
                         $selected = ( '-1' === strval($r['selected']) ) ? " selected='selected'" : '';
-                        $output .= "\t<option value='-1'$selected>$show_option_none</option>\n";
+                        $output .= "\t" . '<option value="-1"' . $selected . '>' . $show_option_none . '</option>'. "\n";
                 }
 
                 if ( $hierarchical )