$question_data 包含此字符串string(163) "a:5:{s:7:"form_id";s:1:"4";s:5:"title";s:7:"Aurelie";s:9:"text_area";s:22:"dfgdfsgfdgfdgfdgdfgfdg";s:7:"options";s:10:"First Name";s:6:"degree";s:11:"Bachelor's";}"
unserialize($question_data) 不断返回 false
$question_data 包含此字符串string(163) "a:5:{s:7:"form_id";s:1:"4";s:5:"title";s:7:"Aurelie";s:9:"text_area";s:22:"dfgdfsgfdgfdgfdgdfgfdg";s:7:"options";s:10:"First Name";s:6:"degree";s:11:"Bachelor's";}"
unserialize($question_data) 不断返回 false