[英]ReferenceError: CustomEvent is not defined in NextJS project
我收到错误: ReferenceError: CustomEvent is not defined
。 我知道 CustomEvent 仅在浏览器中可用(客户端),但我正在尝试使用此 function 作为事件:
const mouseEnterHandler = () => {
eventDispatcher('cursor', {
label: 'test',
})
}
onMouseEnter={mouseEnterHandler()}
export const eventCreator = (name: string, params: Record<string, any>): CustomEvent => {
const event = new CustomEvent(name, {
detail: params
})
return event
}
export const eventDispatcher = (name: string, params: Record<string, any>): CustomEvent => {
const event: CustomEvent = eventCreator(name, params)
document.dispatchEvent(event)
return event
}
把它放在一个useEffect
挂钩中,它就会起作用。
export default function SomePage({ props }) {
useEffect(() => {
window.addEventListener('test-event', (event) => {
console.log('test-event', event);
});
window.dispatchEvent(new CustomEvent('test-event', { detail: { test: 'testing' } }));
});
}
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