golang slice_go14 代码
文件路径：/src/sort/slice_go14.go
/ Copyright 2017 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.
/go:build !go1.8
/ +build !go1.8
package sort
import "reflect"
var reflectValueOf = reflect.ValueOf
func reflectSwapper(x any) func(int, int) {
v := reflectValueOf(x)
tmp := reflect.New(v.Type().Elem()).Elem()
return func(i, j int) {
a, b := v.Index(i), v.Index(j)
tmp.Set(a)
a.Set(b)
b.Set(tmp)
}
}