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variable onunhandledrejection

Event handler for unhandled promise rejections. Triggered when a Promise is rejected and no rejection handler is attached to it.

Examples #

#
onunhandledrejection = (event) => {
  console.log("Unhandled rejection:", event.reason);
  event.preventDefault(); // Prevents the default handling
};

// This will trigger the event handler
Promise.reject(new Error("Example error"));

Type #

(() => any) | null