Uncaught TypeError: Cannot read property ‘length‘ of null
错误怎么处理？
1.可能是返回的datagrid数据格式有问题，比如{"total":0,"rows":null}，改为{"total":0,"rows":"[]"}就可以了 //后台解决
if (capital != null && capital.length < 1) {} //前端解决
Uncaught TypeError: Cannot read property ‘length‘ of null
错误怎么处理？
1.可能是返回的datagrid数据格式有问题，比如{"total":0,"rows":null}，改为{"total":0,"rows":"[]"}就可以了 //后台解决
if (capital != null && capital.length < 1) {} //前端解决
原文：https://www.cnblogs.com/1439107348s/p/10609242.html