The hideAfter property (number) sets the delay after which the bubble gets hidden (in milliseconds).
DayPilotDayPilot.Bubble.hideAfter500If the value is >0, the bubble will be hidden when the mouse cursor moves out of both the bubble and the source object, after the specified delay.
If the value is set to 0, the bubble will not be hidden on mouseout.
const bubble = new DayPilot.Bubble({
hideAfter: 1000
});