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JavaScript Form - beforeHide Combo Box Event

fires before a control is hidden

beforeHide: (ids: (string | number) | (string | number)[], init: boolean) => boolean | void;

• ids: (string | number) | (string | number)[] - the ID(s) of the option(s) that are currently selected in the control
• init: boolean - true, if the event is triggered on the control initialization; otherwise, false

Return false to prevent a control from being hidden; otherwise, true.

Example

form.getItem("combo").events.on("beforeHide", function(ids, init) {
    console.log("beforeHide", ids, init);
    return true;
});

added in v7.0

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