MDL-21336 testing with $correct != '' so that correct answer 0 is shown in multianswer

diff --git a/question/type/multianswer/questiontype.php b/question/type/multianswer/questiontype.php
index 30eab72da2fbd42f39c29ff1cd05ee2aef8efc8f..6eaed546e942a0e66d8d156d92187251c4ca94bc 100644 (file)
--- a/question/type/multianswer/questiontype.php
+++ b/question/type/multianswer/questiontype.php
@@ -357,7 +357,7 @@ class embedded_cloze_qtype extends default_questiontype {
                             }
                         }
                     }
-                    if ($correctanswer) {
+                    if ($correctanswer != '' ) {
                         $feedback = '<div class="correctness">';
                         $feedback .= get_string('correctansweris', 'quiz', s($correctanswer));
                         $feedback .= '</div>';