code: function findModuleNameByInteractive() {
          var scripts = document.getElementsByTagName('script'),
              re,
              i,
              name,
              script;
  
          for (i = scripts.length - 1; i >= 0; i--) {
              script = scripts[i];
              if (script.readyState === 'interactive') {
                  re = script;
                  break;
              }
          }
          if (re) {
              name = re.getAttribute('data-mod-name');
          } else {
              // sometimes when read module file from cache,
              // interactive status is not triggered
              // module code is executed right after inserting into dom
              // i has to preserve module name before insert module script into dom,
              // then get it back here
              logger.debug('can not find interactive script,time diff : ' + (+new Date() - startLoadModTime));
              logger.debug('old_ie get mod name from cache : ' + startLoadModName);
              name = startLoadModName;
          }
          return name;
      }
docs: oldIE 特有，找到当前正在交互的脚本，根据脚本名确定模块名 如果找不到，返回发送前那个脚本