mant |= uint64(1) << flt.mantbits
	}
	exp += flt.bias

	// Pick off easy binary, hex formats.
	if fmt == 'b' {
		return fmtB(dst, neg, mant, exp, flt)
	}
	if fmt == 'x' || fmt == 'X' {
		return fmtX(dst, prec, fmt, neg, mant, exp, flt)
	}

	if !optimize {
		return bigFtoa(dst, prec, fmt, neg, mant, exp, flt)
	}

	var digs decimalSlice
	ok := false

		}
	}
	return b
}

// fmtS formats a string.
func (f *fmt) fmtS(s string) {
	s = f.truncateString(s)
	f.padString(s)
}

// fmtBs formats the byte slice b as if it was formatted as string with fmtS.
func (f *fmt) fmtBs(b []byte) {
	b = f.truncate(b)
	f.pad(b)
}

// fmtSbx formats a string or byte slice as a hexadecimal encoding of its bytes.
func (f *fmt) fmtSbx(s string, b []byte, digits string) {

	case 'v':
		if p.fmt.sharpV {
			p.fmt.fmtQ(v)
		} else {
			p.fmt.fmtS(v)
		}
	case 's':
		p.fmt.fmtS(v)
	case 'x':
		p.fmt.fmtSx(v, ldigits)
	case 'X':
		p.fmt.fmtSx(v, udigits)
	case 'q':
		p.fmt.fmtQ(v)
	default:
		p.badVerb(verb)
	}
}

func (p *pp) fmtBytes(v []byte, verb rune, typeString string) {
	switch verb {
	case 'v', 'd':
		if p.fmt.sharpV {

	grow := slices.Grow(numbers, 2)
	fmt.Println(cap(numbers))
	fmt.Println(grow)
	fmt.Println(len(grow))
	fmt.Println(cap(grow))
	// Output:
	// 4
	// [0 42 -10 8]
	// 4
	// 8
}

func ExampleClip() {
	a := [...]int{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
	s := a[:4:10]
	clip := slices.Clip(s)
	fmt.Println(cap(s))
	fmt.Println(clip)
	fmt.Println(len(clip))
	fmt.Println(cap(clip))
	// Output:

			fmt.Fprint(fgo2, "\tif e != 0 {\n")
			fmt.Fprint(fgo2, "\t\treturn ")
			if !void {
				fmt.Fprint(fgo2, "r, ")
			}
			fmt.Fprint(fgo2, "e\n")
			fmt.Fprint(fgo2, "\t}\n")
			fmt.Fprint(fgo2, "\treturn ")
			if !void {
				fmt.Fprint(fgo2, "r, ")
			}
			fmt.Fprint(fgo2, "nil\n")
		} else if !void {
			fmt.Fprint(fgo2, "\treturn r\n")
		}

		fmt.Fprint(fgo2, "}\n")

	genSize2 := (1 << 21) + 16

	fmt.Fprintln(buf, "TEXT f(SB),0,$0-0")
	fmt.Fprintln(buf, "BEQ R5, R6, label18")
	fmt.Fprintln(buf, "BNE R5, R6, label18")
	fmt.Fprintln(buf, "BGE R5, R6, label18")

	fmt.Fprintln(buf, "BGEU R5, R6, label18")
	fmt.Fprintln(buf, "BLTU R5, R6, label18")

	fmt.Fprintln(buf, "BLEZ R5, label18")
	fmt.Fprintln(buf, "BGEZ R5, label18")
	fmt.Fprintln(buf, "BLTZ R5, label18")

	// The package also accepts the incorrect but common prefix u for micro.
	micro2, _ := time.ParseDuration("1us")

	fmt.Println(hours)
	fmt.Println(complex)
	fmt.Printf("There are %.0f seconds in %v.\n", complex.Seconds(), complex)
	fmt.Printf("There are %d nanoseconds in %v.\n", micro.Nanoseconds(), micro)
	fmt.Printf("There are %6.2e seconds in %v.\n", micro2.Seconds(), micro2)
	// Output:
	// 10h0m0s
	// 1h10m10s

	writeHeader(&buf)
	fmt.Fprintf(&buf, "package buildcfg\n")
	fmt.Fprintln(&buf)
	fmt.Fprintf(&buf, "import \"runtime\"\n")
	fmt.Fprintln(&buf)
	fmt.Fprintf(&buf, "const defaultGO386 = `%s`\n", go386)
	fmt.Fprintf(&buf, "const defaultGOAMD64 = `%s`\n", goamd64)
	fmt.Fprintf(&buf, "const defaultGOARM = `%s`\n", goarm)
	fmt.Fprintf(&buf, "const defaultGOARM64 = `%s`\n", goarm64)

		panic(err)
	}

	params := req.Form
	if params.Get("loc") != "" {
		fmt.Printf("Location: %s\r\n\r\n", params.Get("loc"))
		return
	}

	fmt.Printf("Content-Type: text/html\r\n")
	fmt.Printf("X-CGI-Pid: %d\r\n", os.Getpid())
	fmt.Printf("X-Test-Header: X-Test-Value\r\n")
	fmt.Printf("\r\n")

	if params.Get("writestderr") != "" {
		fmt.Fprintf(os.Stderr, "Hello, stderr!\n")
	}

	if params.Get("bigresponse") != "" {

	var b strings.Builder
	b.WriteString(fmt.Sprintf("PROXY_PORT=%s\n", c.ProxyPort))
	b.WriteString(fmt.Sprintf("PROXY_INBOUND_CAPTURE_PORT=%s\n", c.InboundCapturePort))
	b.WriteString(fmt.Sprintf("PROXY_TUNNEL_PORT=%s\n", c.InboundTunnelPort))
	b.WriteString(fmt.Sprintf("PROXY_UID=%s\n", c.ProxyUID))
	b.WriteString(fmt.Sprintf("PROXY_GID=%s\n", c.ProxyGID))