> For the complete documentation index, see [llms.txt](https://socket.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://socket.gitbook.io/docs/3-ke-hu-duan-apiclientapi/3.3-socket/event_connect_timeout.md).

# 3.3.15 event:connect\_timeout

在连接超时时触发。

```javascript
socket.on('connect_timeout',(timeout)=>{
    // ...
})
```