golang utf-8 转 gb2312

package encoding
import (
"bytes"
"io/ioutil"

"golang.org/x/text/encoding/simplifiedchinese"
"golang.org/x/text/transform"
)

func UTF82GB2312(s []byte)([]byte, error) {
reader := transform.NewReader(bytes.NewReader(s), simplifiedchinese.HZGB2312.NewEncoder())
d, e := ioutil.ReadAll(reader)
if e != nil {
return nil, e
}
return d, nil
}

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原文链接：https://blog.csdn.net/gaoluhua/article/details/109128270