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render html in default route

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This commit is contained in:
talksik
2025-11-09 13:42:43 -08:00
parent a3f90562d5
commit d0fd2be150
1 changed files with 24 additions and 27 deletions
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cmd/main.go
+24 -27
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@@ -1,51 +1,48 @@
package main package main
import ( import (
"fmt"
"html/template" "html/template"
"log" "log"
"net/http" "net/http"
"os"
) )
var x = 2 var x = 2
func testTemplate() { func main() {
const tpl = ` http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(200)
// fmt.Fprintf(w, "Welcome to the home page!")
const tpl = `
<!DOCTYPE html> <!DOCTYPE html>
<html> <html>
<head> <head>
<meta charset="UTF-8"> <meta charset="UTF-8">
<title>{{.Title}}</title> <title>{{.Title}}</title>
<script src="https://cdn.jsdelivr.net/npm/@tailwindcss/browser@4"></script>
</head> </head>
<body> <body>
{{range .Items}}<div>{{ . }}</div>{{else}}<div><strong>no rows</strong></div>{{end}} {{range .Items}}<div class="bg-red-200">{{ . }}</div>{{else}}<div><strong>no rows</strong></div>{{end}}
</body> </body>
</html>` </html>`
t, err := template.New("default").Parse(tpl) t, err := template.New("default").Parse(tpl)
if err != nil { if err != nil {
log.Fatalf("%v", err) http.Error(w, err.Error(), http.StatusInternalServerError)
} return
}
data := struct { data := struct {
Title string Title string
Items []string Items []string
}{ }{
Title: "Hello", Title: "Hello",
Items: []string{"yo", template.HTMLEscapeString("what's up")}, Items: []string{"yo", "what's up"}, // template automatically escapes it
} }
err = t.Execute(os.Stdout, data) err = t.Execute(w, data)
if err != nil { if err != nil {
log.Fatalf("%v", err) http.Error(w, err.Error(), http.StatusInternalServerError)
} return
}
}
func main() {
http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(200)
fmt.Fprintf(w, "Welcome to the home page!")
}) })
log.Printf("listening on port 8080") log.Printf("listening on port 8080")
log.Fatal(http.ListenAndServe(":8080", nil)) log.Fatal(http.ListenAndServe(":8080", nil))