详解使用VueJS开发项目中的兼容问题

if (_IE) {
  var rng = cmd.range.get(true);
  rng.moveToElementText(div[0]);
  rng.select();
  rng.execCommand('paste');
  e.preventDefault();
  }

if (_IE) {
    var rng = cmd.range.get(true);
    try {
      rng.moveToElementText(div[0]);
      rng.select();
      rng.execCommand('paste');
      e.preventDefault();
    }
    catch (e) { }
  }

var newParams = new URLSearchParams();
newParams.append('type',vm.typeNum);
newParams.append('num','20');
newParams.append('curpage',vm.cur);
axios.post(url,newParams).then(function(res){
}).catch(function(){});

axios({
            method: 'post',
            url: '/f/api/list/news',
            data: {
              type: vm.typeNum,
              num: 4,
              curpage: vm.cur
            }, 
            transformRequest: [function (data) {
              var ret = ''
              for (var it in data) {
                ret += encodeURIComponent(it) + '=' + encodeURIComponent(data[it]) + '&'
              }
              return ret
            }],
            headers: {
              'Content-Type': 'application/x-www-form-urlencoded'
            }
          }).then(function (response) {
            vm.articel_list = response.data.informations;
            vm.all = Math.ceil(response.data.totalnum/4);
          },function (responese) {
//            console.log(responese);
          })