| Server IP : 217.160.0.135 / Your IP : 216.73.217.25 Web Server : Apache System : Linux www 6.18.52-i1-ampere #1203 SMP Mon Sep 14 18:29:59 CEST 2026 aarch64 User : sws1074145052 ( 1074145052) PHP Version : 8.3.32 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /lib/go/test/typeparam/ |
Upload File : |
// run
// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"encoding/json"
)
type A[T any] struct {
F1 string `json:"t1"`
F2 T `json:"t2"`
B B `json:"t3"`
}
type B struct {
F4 int `json:"t4"`
}
func a[T any]() {
data := `{"t1":"1","t2":2,"t3":{"t4":4}}`
a1 := A[T]{}
if err := json.Unmarshal([]byte(data), &a1); err != nil {
panic(err)
}
if bytes, err := json.Marshal(&a1); err != nil {
panic(err)
} else if string(bytes) != data {
panic(string(bytes))
}
}
func main() {
a[int]()
}