GridPanel hidden columns in Extjs will be displayed in menuDisabled solution_extjs

In GridPanel in Extjs, there will be a situation like this. Hidden columns will be displayed in menuDisabled, as shown below:

But this is generally of little use, it is only used for background value acquisition.

so

Add an attribute: hideable:false and it will be done

Copy the code The code is as follows:

{
header: "attendanceId",
dataIndex: "attendanceId",
hideable: false,
hidden: true
},