1

app/views/shixuns/index.json.jbuilder

@@ -7,4 +7,61 @@ json.pagination @total_count > 16 ? true : false
 json.search_tags @search_tags
 json.shixuns do
   json.partial! 'shixun', locals: {shixuns: @shixuns}
-end
+end
+
+s_s = '<br />有下列程序：
+<br />
+<br />
+<br />void sort(int a[ ],int n)
+<br />
+<br />
+<br />{
+<br />
+<br />
+<br />int i,j,t; for(i=0;i＜n-1;i+
+<br />+)
+<br />
+<br />
+<br />for(j=i+1;j＜n;j+
+<br />+)
+<br />
+<br />
+<br />if(a[i]＜a[j])
+<br />
+<br />
+<br /> {
+<br />
+<br />
+<br />t=a[i]; a[i]=a[j]; a[j]=t;
+<br />
+<br />
+<br /> }
+<br />
+<br />
+<br />}
+<br />
+<br />
+<br />int main( )
+<br />
+<br />
+<br />{
+<br />
+<br />
+<br />int
+<br />aa[10]={1,2,3,4,5,6,7,8,9,10},i;
+<br />
+<br />
+<br />sort(aa+2,5);
+<br />
+<br />
+<br />for(i=0;i&lt;10;i+ +)
+<br />
+<br />
+<br />printf("%d,",aa[i]);
+<br />printf("\n"); return 0;
+<br />
+<br />
+<br />} 程序运行后的输出结果是( )
+<br />'
+
+json.html_content s_s.gsub(/(<br\s?\/?>)+/, "<br />")

db/migrate/20190805010557_modify_ke_contents_for_markdown.rb

@@ -3,7 +3,7 @@ class ModifyKeContentsForMarkdown < ActiveRecord::Migration[5.2]
   def change
     def ke_transform_to_md content
       return content if content.blank?
-      s_contents = sanitize(content, tags: %w(img a span table td tr tbody pre), attributes: %w(src href target style))
+      s_contents = sanitize(content, tags: %w(img a table td tr tbody pre), attributes: %w(src href target style))
       s_contents.gsub(">\n<", "><").gsub(/^\n/, "").gsub(" ", "").gsub(/(\n)+/, "<br />")
           .gsub("\t", "").gsub("\n", "").gsub("    ", "&nbsp;&nbsp;&nbsp;&nbsp;").gsub(/(<br\s?\/?>)+/, "<br />")
     end
@@ -15,10 +15,12 @@ class ModifyKeContentsForMarkdown < ActiveRecord::Migration[5.2]
     # end
 
     #试卷的标题
-    # ExerciseQuestion.find_each do |eq|
-    #   question_title = ke_transform_to_md eq.question_title
-    #   eq.update_column(:question_title, question_title)
-    # end
+    ExerciseQuestion.where(:id => 25599).find_each do |eq|
+      puts("#eq.question_title: #{eq.question_title}")
+      question_title = ke_transform_to_md eq.question_title
+      puts("#question_title: #{question_title}")
+      #eq.update_column(:question_title, question_title)
+    end
 
     # # 试卷的答案
     # ExerciseStandardAnswer.find_each do |esa|
@@ -27,10 +29,10 @@ class ModifyKeContentsForMarkdown < ActiveRecord::Migration[5.2]
     # end
     #
     # 试卷题库的问题标题
-    ExerciseBankQuestion.find_each do |ebq|
-      question_title = ke_transform_to_md ebq.question_title
-      ebq.update_column(:question_title, question_title)
-    end
+    # ExerciseBankQuestion.find_each do |ebq|
+    #   question_title = ke_transform_to_md ebq.question_title
+    #   ebq.update_column(:question_title, question_title)
+    # end
     #
     # # 试卷答案
     # ExerciseBankStandardAnswer.find_each do |ebsa|