hidden
Optional. Defines whether a column is hidden
Usage
hidden?: boolean; 
Default value: false
Example
const grid = new dhx.Grid("grid_container", {
    columns: [
        { id: "population", header: [{ text: "Population" }], hidden: true },
        // more columns configuration objects
    ],
    // more options
});
Related article: Hidden columns
Related sample: Grid. Hidden columns