下面的代码如何优化一下

Question

 var moduleModel = new Bb.Model({});
                        var data1 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'usagetype'
                        });
                        var data2 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'policystatus'
                        });
                        var data3 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'riskname'
                        });
                        var data4 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'businessnature'
                        });
                        var data5 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'chnltype'
                        });
                        var data6 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'paymethod'
                        });
                        var data7 = _.find(m.get('data'), function(d) {
                            return d.elementCode == 'traveltaxmark'
                        });
                        if (data1.dataList && data2.dataList && data3.dataList && data4.dataList && data5.dataList && data6.dataList && data7.dataList) {
                            moduleModel.set('usagetype', data1.dataList);
                            moduleModel.set('policystatus', data2.dataList);
                            moduleModel.set('riskname', data3.dataList);
                            moduleModel.set('businessnature', data4.dataList);
                            moduleModel.set('chnltype', data5.dataList);
                            moduleModel.set('paymethod', data6.dataList);
                            moduleModel.set('traveltaxmark', data7.dataList);

                            that.showChildView('policystatus', new policystatusView({
                                model: moduleModel,
                                el: that.getUI('policystatus')
                            }));
                            that.getChildView('policystatus').render();

                            that.showChildView('businessnature', new businessnatureView({
                                model: moduleModel,
                                el: that.getUI('businessnature')
                            }));
                            that.getChildView('businessnature').render();

                            that.showChildView('chnltype', new chnltypeView({
                                model: moduleModel,
                                el: that.getUI('chnltype')
                            }));
                            that.getChildView('chnltype').render();

                            that.showChildView('traveltaxmark', new traveltaxmarkView({
                                model: moduleModel,
                                el: that.getUI('traveltaxmark')
                            }));
                            that.getChildView('traveltaxmark').render();

                            that.showChildView('paymethod', new paymethodView({
                                model: moduleModel,
                                el: that.getUI('paymethod')
                            }));
                            that.getChildView('paymethod').render();

                            that.showChildView('usagetype', new usagetypeView({
                                model: moduleModel,
                                el: that.getUI('usagetype')
                            }));
                            that.getChildView('usagetype').render();

                            that.showChildView('riskname', new risknameView({
                                model: moduleModel,
                                el: that.getUI('riskname')
                            }));
                            that.getChildView('riskname').render();
                        } else {
                            layer.alert('查询失败！');
                            return false;
                        }

                    },
                    error: function(e) {
                        layer.close(idx);
                        if (e.responseText === 'logout') {
                            window.location.href = '/login.html';
                        }
                        layer.alert('请求失败！');
                    }

Answer 1

用循环搞定，你看重复的语句很多的。现在在手机上，完了有时间上电脑给你代码