34 lines
474 B
Markdown
34 lines
474 B
Markdown
---
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nav:
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title: 后端
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path: /bed
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group:
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title: Go
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order: 4
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---
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## 第三章
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```js
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package main
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import (
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"log"
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"net/http"
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)
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func wsHandler(w http.ResponseWriter, r *http.Request) {
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w.Write([]byte("hello world"))
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}
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func main() {
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// 当有请求访问ws时，执行此回调方法
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http.HandleFunc("/ws", wsHandler)
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// 监听127.0.0.1:7777
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err := http.ListenAndServe("0.0.0.0:7777", nil)
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if err != nil {
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log.Fatal("ListenAndServe", err.Error())
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}
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}
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``` |