With the increase of density of web front end development, AJAX and JSON are used more and more frequently, it's necessary to use many tags in front end development.You may have a JSON object as below:var data={  email: 'terry.li@gbin1.com,  gender: 'male'  }Then you need to organize the JSON data into page elements.var email, gender;email= '' + data.email+'; gender= '' + data.gender +'; $('#contentwrapper‘).append(content).append(gender);The output is very simple:terry.li@gbin1.com MaleIf only simple codes are generated, then it's fine. However, if a page uses many t...