type io.WriteCloser

8 uses

	io (current package)
		io.go#L138: type WriteCloser interface {

	encoding/base64
		base64.go#L257: func NewEncoder(enc *Encoding, w io.Writer) io.WriteCloser {

	encoding/hex
		hex.go#L215: func Dumper(w io.Writer) io.WriteCloser {

	net/http/internal
		chunked.go#L183: func NewChunkedWriter(w io.Writer) io.WriteCloser {

	net/textproto
		writer.go#L43: func (w *Writer) DotWriter() io.WriteCloser {

	os/exec
		exec.go#L577: func (c *Cmd) StdinPipe() (io.WriteCloser, error) {

	src.elv.sh/cmd/examples/e3bc/bc
		bc.go#L17: 	stdin  io.WriteCloser

	vendor/golang.org/x/text/unicode/norm
		readwriter.go#L66: func (f Form) Writer(w io.Writer) io.WriteCloser {