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@@ -2440,8 +2440,8 @@ class Exercise
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while ($row = Database::fetch_array($result)) {
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$ind = $row['answer'];
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$values = explode(':', $ind);
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- $my_answer_id = $values[0];
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- $option = $values[1];
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+ $my_answer_id = isset($values[0]) ? $values[0] : '';
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+ $option = isset($values[1]) ? $values[1] : '';
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$choice[$my_answer_id] = $option;
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}
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}
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@@ -2530,12 +2530,12 @@ class Exercise
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$ind = $row['answer'];
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$result = explode(':',$ind);
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if (isset($result[0])) {
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- $my_answer_id = $result[0];
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- $option = $result[1];
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+ $my_answer_id = isset($result[0]) ? $result[0] : '';
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+ $option = isset($result[1]) ? $result[1] : '';
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$choice[$my_answer_id] = $option;
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}
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}
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- $studentChoice = $choice[$answerAutoId];
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+ $studentChoice = isset($choice[$answerAutoId]) ? $choice[$answerAutoId] : '';
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if ($answerCorrect == $studentChoice) {
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//$answerCorrect = 1;
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