74 lines
1.5 KiB
Go
74 lines
1.5 KiB
Go
package main
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import (
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"Study/src/study/day9Interface/Practice/comm"
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"html/template"
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"log"
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"net/http"
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"os"
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"sort"
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)
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// 使用html/template包（§4.6）替代printTracks将tracks展示成一个HTML表格。
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// 将这个解决方案用在前一个练习中，让每次点击一个列的头部产生一个HTTP请求来排序这个表格。
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const TEMPL = `
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>Document</title>
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</head>
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<body>
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<!--额加个边框吧-->
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<table border="1" cellspacing="0">
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<tr>
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<th><a href="/?sort=Name">Name</a></th>
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<th><a href="/?sort=Age">Age</a></th>
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<th><a href="./?sort=Sex">Sex</a></th>
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<th><a href="./?sort=ID">ID</a></th>
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</tr>
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{{range .}}
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<tr>
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<td>{{.Name}}</td>
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<td>{{.Age}}</td>
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<td>{{.Sex}}</td>
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<td>{{.ID}}</td>
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</tr>
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{{end}}
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</table>
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</body>
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</html>
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`
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func main() {
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// 构建数据
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data := comm.PersonSlice{
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{"a", 1, true, 1},
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{"b", 2, false, 2},
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{"c", 3, true, 3},
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{"d", 4, false, 4},
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{"e", 5, true, 5},
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{"f", 6, false, 6},
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{"g", 7, true, 7},
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}
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// 构建模版
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templ, err := template.New("test").Parse(TEMPL)
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if err != nil {
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log.Fatalln(err)
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}
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templ.Execute(os.Stdout, data)
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// 注册web
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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// 排序
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sort.Slice(data, func(i, j int) bool {
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// 获得sort参数
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return data.Less(i, j, r.FormValue("sort"))
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})
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// 输出
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templ.Execute(w, data)
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})
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// 监听
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http.ListenAndServe(":8080", nil)
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}
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