--- sidebar_label: CommonEventEmitter --- # CommonEventEmitter interface #### Signature: ```typescript export interface CommonEventEmitter> ``` ## Methods
Method Description
[emit(type, event)](./puppeteer.commoneventemitter.emit.md)
[listenerCount(event)](./puppeteer.commoneventemitter.listenercount.md)
[off(type, handler)](./puppeteer.commoneventemitter.off.md)
[on(type, handler)](./puppeteer.commoneventemitter.on.md)
[once(type, handler)](./puppeteer.commoneventemitter.once.md)
[removeAllListeners(event)](./puppeteer.commoneventemitter.removealllisteners.md)