Created
August 6, 2013 20:26
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| package main | |
| import ( | |
| "html/template" | |
| "log" | |
| "net/http" | |
| ) | |
| var tmpl = template.Must(template.New("").Parse(` | |
| {{define "index"}}<!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <title>Example</title> | |
| </head> | |
| <body> | |
| <form method="POST"> | |
| <label for="name">Please enter your name:</label> | |
| <input name="name" id="name" value="" /> | |
| <input type="submit" value="Submit" /> | |
| </form> | |
| </body> | |
| </html>{{end}} | |
| {{define "greating"}}<!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <title>Example</title> | |
| </head> | |
| <body> | |
| <h1>Hello {{.}}!</h1> | |
| <p><a href="/">go back</a></p> | |
| </body> | |
| </html> | |
| {{end}}`)) | |
| func handleIndex(w http.ResponseWriter, r *http.Request) { | |
| name := r.FormValue("name") | |
| if name != "" { | |
| if err := tmpl.ExecuteTemplate(w, "greating", name); err != nil { | |
| log.Println("ExecuteTemplate:", err) | |
| } | |
| return | |
| } | |
| if err := tmpl.ExecuteTemplate(w, "index", nil); err != nil { | |
| log.Println("ExecuteTemplate:", err) | |
| } | |
| } | |
| func main() { | |
| http.HandleFunc("/", handleIndex) | |
| if err := http.ListenAndServe(":8000", nil); err != nil { | |
| log.Fatalln("ListenAndServe:", err) | |
| } | |
| } |
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