bug fixes

src/components/exam/examCard.vue

@@ -254,12 +254,14 @@ export default {
     // 提交
     submit() {
       // 最短交卷时长/分钟
-      const min = this.data.questions.minimum_paper_handing_time || 0
-      if (this.duration < min * 60) {
-        this.$alert('考试时间不足' + min + '分钟，不能提交', '', {
-          confirmButtonText: '确定'
-        })
-        return
+      if (this.data && this.data.questions) {
+        const min = this.data.questions.minimum_paper_handing_time || 0
+        if (this.duration < min * 60) {
+          this.$alert('考试时间不足' + min + '分钟，不能提交', '', {
+            confirmButtonText: '确定'
+          })
+          return
+        }
       }
       this.$emit('submit', this.questionGroups)
     },

src/components/exam/questionListItem.vue

@@ -34,7 +34,7 @@
           :autosize="{ minRows: 4, maxRows: 6 }"
           :disabled="disabled"
           @blur="handleChange"
-          :maxlength="100"
+          :maxlength="500"
           :show-word-limit="true"
         ></el-input>
       </template>