| Close | <code>"close"</code> | Emitted when the page closes. |
| Console | <code>"console"</code> | Emitted when JavaScript within the page calls one of console API methods, e.g. <code>console.log</code> or <code>console.dir</code>. Also emitted if the page throws an error or a warning. |
| Dialog | <code>"dialog"</code> | Emitted when a JavaScript dialog appears, such as <code>alert</code>, <code>prompt</code>, <code>confirm</code> or <code>beforeunload</code>. Puppeteer can respond to the dialog via [Dialog.accept()](./puppeteer.dialog.accept.md) or [Dialog.dismiss()](./puppeteer.dialog.dismiss.md). |
| DOMContentLoaded | <code>"domcontentloaded"</code> | Emitted when the JavaScript [DOMContentLoaded](https://developer.mozilla.org/en-US/docs/Web/Events/DOMContentLoaded) event is dispatched. |
| Error | <code>"error"</code> | Emitted when the page crashes. Will contain an <code>Error</code>. |
| FrameAttached | <code>"frameattached"</code> | Emitted when a frame is attached. Will contain a [Frame](./puppeteer.frame.md). |
| FrameDetached | <code>"framedetached"</code> | Emitted when a frame is detached. Will contain a [Frame](./puppeteer.frame.md). |
| FrameNavigated | <code>"framenavigated"</code> | Emitted when a frame is navigated to a new URL. Will contain a [Frame](./puppeteer.frame.md). |
| Load | <code>"load"</code> | Emitted when the JavaScript [load](https://developer.mozilla.org/en-US/docs/Web/Events/load) event is dispatched. |
| Metrics | <code>"metrics"</code> | Emitted when the JavaScript code makes a call to <code>console.timeStamp</code>. For the list of metrics see [page.metrics](./puppeteer.page.metrics.md). |
| PageError | <code>"pageerror"</code> | Emitted when an uncaught exception happens within the page. Contains an <code>Error</code>. |
| Popup | <code>"popup"</code> | <p>Emitted when the page opens a new tab or window.</p><p>Contains a [Page](./puppeteer.page.md) corresponding to the popup window.</p> |
| Request | <code>"request"</code> | Emitted when a page issues a request and contains a [HTTPRequest](./puppeteer.httprequest.md). |
| RequestFailed | <code>"requestfailed"</code> | <p>Emitted when a request fails, for example by timing out.</p><p>Contains a [HTTPRequest](./puppeteer.httprequest.md).</p> |
| RequestFinished | <code>"requestfinished"</code> | Emitted when a request finishes successfully. Contains a [HTTPRequest](./puppeteer.httprequest.md). |
| RequestServedFromCache | <code>"requestservedfromcache"</code> | Emitted when a request ended up loading from cache. Contains a [HTTPRequest](./puppeteer.httprequest.md). |
| Response | <code>"response"</code> | Emitted when a response is received. Contains a [HTTPResponse](./puppeteer.httpresponse.md). |
| WorkerCreated | <code>"workercreated"</code> | Emitted when a dedicated [WebWorker](https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API) is spawned by the page. |
| WorkerDestroyed | <code>"workerdestroyed"</code> | Emitted when a dedicated [WebWorker](https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API) is destroyed by the page. |
