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fires before a column is shown on a page

beforeColumnShow: (column: object) => boolean | void;


The callback of the event is called with the following parameter:

  • column: object - an object with a column configuration


Return false to prevent a column from being shown; otherwise, true.

Example"beforeColumnShow", (column) => {
// your logic here
return false;

Related sample: TreeGrid. Events

Change log:

added in v7.0