WindowEventHandlers.onrejectionhandled
The onrejectionhandled property of the
WindowEventHandlers mixin is the event handler for
processing rejectionhandled events. These events are raised when
Promises are rejected.
Syntax
window.addEventListener("rejectionhandled", function(event) { /* ... */ });
window.onrejectionhandled = function(event) { ...};
Example
window.onrejectionhandled = function(e) {
console.log(e.reason);
}
Specifications
| Specification |
|---|
| HTML Standard # handler-window-onrejectionhandled |
Browser compatibility
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