diff --git a/write.go b/write.go
new file mode 100644
index 0000000..5ff1837
--- /dev/null
+++ b/write.go
@@ -0,0 +1,38 @@
+package htmlescape
+
+import (
+	"io"
+)
+
+func WriteBytes(writer io.Writer, bytes []byte) (n int, err error) {
+	var buffer [bufferSize]byte
+	var p []byte = buffer[0:0]
+
+	p, err = AppendBytes(p, bytes)
+	if nil != err {
+		return 0, err
+	}
+
+	return writer.Write(p)
+}
+
+func WriteRune(writer io.Writer, r rune) (n int, err error) {
+	var buffer [bufferSize]byte
+	var p []byte = buffer[0:0]
+
+	p = AppendRune(p,r)
+
+	return writer.Write(p)
+}
+
+func WriteString(writer io.Writer, str string) (n int, err error) {
+	var buffer [bufferSize]byte
+	var p []byte = buffer[0:0]
+
+	p, err = AppendString(p, str)
+	if nil != err {
+		return 0, err
+	}
+
+	return writer.Write(p)
+}
diff --git a/writebytes_test.go b/writebytes_test.go
new file mode 100644
index 0000000..19ec45b
--- /dev/null
+++ b/writebytes_test.go
@@ -0,0 +1,63 @@
+package htmlescape_test
+
+import (
+	"testing"
+
+	"bytes"
+
+	"sourcecode.social/reiver/go-htmlescape"
+)
+
+func TestWriteBytes(t *testing.T) {
+
+	tests := []struct{
+		Slice []byte
+		Expected []byte
+	}{
+		{
+			Slice:    []byte("This is NOT <b>bold</b>!"),
+			Expected: []byte("This is NOT &lt;b&gt;bold&lt;/b&gt;!"),
+		},
+
+
+
+		{
+			Slice:        []byte(`"this is a quotation"`),
+			Expected: []byte("&#34;this is a quotation&#34;"),
+		},
+
+
+
+		{
+			Slice:       []byte("\t3 < 5\r\n3 > 2\x00"),
+			Expected: []byte("&#x9;3 &lt; 5&#xD;&#xA;3 &gt; 2&#x0;"),
+		},
+	}
+
+	for testNumber, test := range tests {
+
+		var buffer bytes.Buffer
+
+		_, err := htmlescape.WriteBytes(&buffer, test.Slice)
+
+		if nil != err {
+			t.Errorf("For test #%d, did not expect to get an error but actually got one." , testNumber)
+			t.Logf("ERROR: (%T) %s", err, err)
+			t.Logf("SLICE: %q", test.Slice)
+			continue
+		}
+
+		{
+			expected := test.Expected
+			actual := buffer.Bytes()
+
+			if !bytes.Equal(expected, actual) {
+				t.Errorf("For test #%d, the actual resulting value of the append is not what was expected.", testNumber)
+				t.Logf("EXPECTED: %q", expected)
+				t.Logf("ACTUAL:   %q", actual)
+				t.Logf("SLICE: %q", test.Slice)
+				continue
+			}
+		}
+	}
+}
diff --git a/writerune_test.go b/writerune_test.go
new file mode 100644
index 0000000..b321e08
--- /dev/null
+++ b/writerune_test.go
@@ -0,0 +1,687 @@
+package htmlescape_test
+
+import (
+	"testing"
+
+	"bytes"
+
+	"sourcecode.social/reiver/go-htmlescape"
+)
+
+func TestWriteRune(t *testing.T) {
+
+	tests := []struct{
+		Rune rune
+		Expected []byte
+	}{
+		{
+			Rune: 0x00,
+			Expected: []byte("&#x0;"),
+		},
+		{
+			Rune: 0x01,
+			Expected: []byte("&#x1;"),
+		},
+		{
+			Rune: 0x02,
+			Expected: []byte("&#x2;"),
+		},
+		{
+			Rune: 0x03,
+			Expected: []byte("&#x3;"),
+		},
+		{
+			Rune: 0x04,
+			Expected: []byte("&#x4;"),
+		},
+		{
+			Rune: 0x05,
+			Expected: []byte("&#x5;"),
+		},
+		{
+			Rune: 0x06,
+			Expected: []byte("&#x6;"),
+		},
+		{
+			Rune: 0x07,
+			Expected: []byte("&#x7;"),
+		},
+		{
+			Rune: 0x08,
+			Expected: []byte("&#x8;"),
+		},
+		{
+			Rune: 0x09,
+			Expected: []byte("&#x9;"),
+		},
+		{
+			Rune: 0x0A,
+			Expected: []byte("&#xA;"),
+		},
+		{
+			Rune: 0x0B,
+			Expected: []byte("&#xB;"),
+		},
+		{
+			Rune: 0x0C,
+			Expected: []byte("&#xC;"),
+		},
+		{
+			Rune: 0x0D,
+			Expected: []byte("&#xD;"),
+		},
+		{
+			Rune: 0x0E,
+			Expected: []byte("&#xE;"),
+		},
+		{
+			Rune: 0x0F,
+			Expected: []byte("&#xF;"),
+		},
+		{
+			Rune: 0x10,
+			Expected: []byte("&#x10;"),
+		},
+		{
+			Rune: 0x11,
+			Expected: []byte("&#x11;"),
+		},
+		{
+			Rune: 0x12,
+			Expected: []byte("&#x12;"),
+		},
+		{
+			Rune: 0x13,
+			Expected: []byte("&#x13;"),
+		},
+		{
+			Rune: 0x14,
+			Expected: []byte("&#x14;"),
+		},
+		{
+			Rune: 0x15,
+			Expected: []byte("&#x15;"),
+		},
+		{
+			Rune: 0x16,
+			Expected: []byte("&#x16;"),
+		},
+		{
+			Rune: 0x17,
+			Expected: []byte("&#x17;"),
+		},
+		{
+			Rune: 0x18,
+			Expected: []byte("&#x18;"),
+		},
+		{
+			Rune: 0x19,
+			Expected: []byte("&#x19;"),
+		},
+		{
+			Rune: 0x1A,
+			Expected: []byte("&#x1A;"),
+		},
+		{
+			Rune: 0x1B,
+			Expected: []byte("&#x1B;"),
+		},
+		{
+			Rune: 0x1C,
+			Expected: []byte("&#x1C;"),
+		},
+		{
+			Rune: 0x1D,
+			Expected: []byte("&#x1D;"),
+		},
+		{
+			Rune: 0x1E,
+			Expected: []byte("&#x1E;"),
+		},
+		{
+			Rune: 0x1F,
+			Expected: []byte("&#x1F;"),
+		},
+		{
+			Rune: 0x20,
+			Expected: []byte(" "),
+		},
+		{
+			Rune: 0x21,
+			Expected: []byte("!"),
+		},
+		{
+			Rune: 0x22,
+			Expected: []byte("&#34;"),
+		},
+		{
+			Rune: 0x23,
+			Expected: []byte("#"),
+		},
+		{
+			Rune: 0x24,
+			Expected: []byte("$"),
+		},
+		{
+			Rune: 0x25,
+			Expected: []byte("%"),
+		},
+		{
+			Rune: 0x26,
+			Expected: []byte("&amp;"),
+		},
+		{
+			Rune: 0x27,
+			Expected: []byte("&#39;"),
+		},
+		{
+			Rune: 0x28,
+			Expected: []byte("("),
+		},
+		{
+			Rune: 0x29,
+			Expected: []byte(")"),
+		},
+		{
+			Rune: 0x2A,
+			Expected: []byte("*"),
+		},
+		{
+			Rune: 0x2B,
+			Expected: []byte("+"),
+		},
+		{
+			Rune: 0x2C,
+			Expected: []byte(","),
+		},
+		{
+			Rune: 0x2D,
+			Expected: []byte("-"),
+		},
+		{
+			Rune: 0x2E,
+			Expected: []byte("."),
+		},
+		{
+			Rune: 0x2F,
+			Expected: []byte("/"),
+		},
+		{
+			Rune: 0x30,
+			Expected: []byte("0"),
+		},
+		{
+			Rune: 0x31,
+			Expected: []byte("1"),
+		},
+		{
+			Rune: 0x32,
+			Expected: []byte("2"),
+		},
+		{
+			Rune: 0x33,
+			Expected: []byte("3"),
+		},
+		{
+			Rune: 0x34,
+			Expected: []byte("4"),
+		},
+		{
+			Rune: 0x35,
+			Expected: []byte("5"),
+		},
+		{
+			Rune: 0x36,
+			Expected: []byte("6"),
+		},
+		{
+			Rune: 0x37,
+			Expected: []byte("7"),
+		},
+		{
+			Rune: 0x38,
+			Expected: []byte("8"),
+		},
+		{
+			Rune: 0x39,
+			Expected: []byte("9"),
+		},
+		{
+			Rune: 0x3A,
+			Expected: []byte(":"),
+		},
+		{
+			Rune: 0x3B,
+			Expected: []byte(";"),
+		},
+		{
+			Rune: 0x3C,
+			Expected: []byte("&lt;"),
+		},
+		{
+			Rune: 0x3D,
+			Expected: []byte("="),
+		},
+		{
+			Rune: 0x3E,
+			Expected: []byte("&gt;"),
+		},
+		{
+			Rune: 0x3F,
+			Expected: []byte("?"),
+		},
+		{
+			Rune: 0x40,
+			Expected: []byte("@"),
+		},
+		{
+			Rune: 0x41,
+			Expected: []byte("A"),
+		},
+		{
+			Rune: 0x42,
+			Expected: []byte("B"),
+		},
+		{
+			Rune: 0x43,
+			Expected: []byte("C"),
+		},
+		{
+			Rune: 0x44,
+			Expected: []byte("D"),
+		},
+		{
+			Rune: 0x45,
+			Expected: []byte("E"),
+		},
+		{
+			Rune: 0x46,
+			Expected: []byte("F"),
+		},
+		{
+			Rune: 0x47,
+			Expected: []byte("G"),
+		},
+		{
+			Rune: 0x48,
+			Expected: []byte("H"),
+		},
+		{
+			Rune: 0x49,
+			Expected: []byte("I"),
+		},
+		{
+			Rune: 0x4A,
+			Expected: []byte("J"),
+		},
+		{
+			Rune: 0x4B,
+			Expected: []byte("K"),
+		},
+		{
+			Rune: 0x4C,
+			Expected: []byte("L"),
+		},
+		{
+			Rune: 0x4D,
+			Expected: []byte("M"),
+		},
+		{
+			Rune: 0x4E,
+			Expected: []byte("N"),
+		},
+		{
+			Rune: 0x4F,
+			Expected: []byte("O"),
+		},
+		{
+			Rune: 0x50,
+			Expected: []byte("P"),
+		},
+		{
+			Rune: 0x51,
+			Expected: []byte("Q"),
+		},
+		{
+			Rune: 0x52,
+			Expected: []byte("R"),
+		},
+		{
+			Rune: 0x53,
+			Expected: []byte("S"),
+		},
+		{
+			Rune: 0x54,
+			Expected: []byte("T"),
+		},
+		{
+			Rune: 0x55,
+			Expected: []byte("U"),
+		},
+		{
+			Rune: 0x56,
+			Expected: []byte("V"),
+		},
+		{
+			Rune: 0x57,
+			Expected: []byte("W"),
+		},
+		{
+			Rune: 0x58,
+			Expected: []byte("X"),
+		},
+		{
+			Rune: 0x59,
+			Expected: []byte("Y"),
+		},
+		{
+			Rune: 0x5A,
+			Expected: []byte("Z"),
+		},
+		{
+			Rune: 0x5B,
+			Expected: []byte("["),
+		},
+		{
+			Rune: 0x5C,
+			Expected: []byte("\\"),
+		},
+		{
+			Rune: 0x5D,
+			Expected: []byte("]"),
+		},
+		{
+			Rune: 0x5E,
+			Expected: []byte("^"),
+		},
+		{
+			Rune: 0x5F,
+			Expected: []byte("_"),
+		},
+		{
+			Rune: 0x60,
+			Expected: []byte("`"),
+		},
+		{
+			Rune: 0x61,
+			Expected: []byte("a"),
+		},
+		{
+			Rune: 0x62,
+			Expected: []byte("b"),
+		},
+		{
+			Rune: 0x63,
+			Expected: []byte("c"),
+		},
+		{
+			Rune: 0x64,
+			Expected: []byte("d"),
+		},
+		{
+			Rune: 0x65,
+			Expected: []byte("e"),
+		},
+		{
+			Rune: 0x66,
+			Expected: []byte("f"),
+		},
+		{
+			Rune: 0x67,
+			Expected: []byte("g"),
+		},
+		{
+			Rune: 0x68,
+			Expected: []byte("h"),
+		},
+		{
+			Rune: 0x69,
+			Expected: []byte("i"),
+		},
+		{
+			Rune: 0x6A,
+			Expected: []byte("j"),
+		},
+		{
+			Rune: 0x6B,
+			Expected: []byte("k"),
+		},
+		{
+			Rune: 0x6C,
+			Expected: []byte("l"),
+		},
+		{
+			Rune: 0x6D,
+			Expected: []byte("m"),
+		},
+		{
+			Rune: 0x6E,
+			Expected: []byte("n"),
+		},
+		{
+			Rune: 0x6F,
+			Expected: []byte("o"),
+		},
+		{
+			Rune: 0x70,
+			Expected: []byte("p"),
+		},
+		{
+			Rune: 0x71,
+			Expected: []byte("q"),
+		},
+		{
+			Rune: 0x72,
+			Expected: []byte("r"),
+		},
+		{
+			Rune: 0x73,
+			Expected: []byte("s"),
+		},
+		{
+			Rune: 0x74,
+			Expected: []byte("t"),
+		},
+		{
+			Rune: 0x75,
+			Expected: []byte("u"),
+		},
+		{
+			Rune: 0x76,
+			Expected: []byte("v"),
+		},
+		{
+			Rune: 0x77,
+			Expected: []byte("w"),
+		},
+		{
+			Rune: 0x78,
+			Expected: []byte("x"),
+		},
+		{
+			Rune: 0x79,
+			Expected: []byte("y"),
+		},
+		{
+			Rune: 0x7A,
+			Expected: []byte("z"),
+		},
+		{
+			Rune: 0x7B,
+			Expected: []byte("{"),
+		},
+		{
+			Rune: 0x7C,
+			Expected: []byte("|"),
+		},
+		{
+			Rune: 0x7D,
+			Expected: []byte("}"),
+		},
+		{
+			Rune: 0x7E,
+			Expected: []byte("~"),
+		},
+		{
+			Rune: 0x7F,
+			Expected: []byte("&#x7F;"),
+		},
+		{
+			Rune: 0x80,
+			Expected: []byte("&#x80;"),
+		},
+		{
+			Rune: 0x81,
+			Expected: []byte("&#x81;"),
+		},
+		{
+			Rune: 0x82,
+			Expected: []byte("&#x82;"),
+		},
+		{
+			Rune: 0x83,
+			Expected: []byte("&#x83;"),
+		},
+		{
+			Rune: 0x84,
+			Expected: []byte("&#x84;"),
+		},
+		{
+			Rune: 0x85,
+			Expected: []byte("&#x85;"),
+		},
+		{
+			Rune: 0x86,
+			Expected: []byte("&#x86;"),
+		},
+		{
+			Rune: 0x87,
+			Expected: []byte("&#x87;"),
+		},
+		{
+			Rune: 0x88,
+			Expected: []byte("&#x88;"),
+		},
+		{
+			Rune: 0x89,
+			Expected: []byte("&#x89;"),
+		},
+		{
+			Rune: 0x8A,
+			Expected: []byte("&#x8A;"),
+		},
+		{
+			Rune: 0x8B,
+			Expected: []byte("&#x8B;"),
+		},
+		{
+			Rune: 0x8C,
+			Expected: []byte("&#x8C;"),
+		},
+		{
+			Rune: 0x8D,
+			Expected: []byte("&#x8D;"),
+		},
+		{
+			Rune: 0x8E,
+			Expected: []byte("&#x8E;"),
+		},
+		{
+			Rune: 0x8F,
+			Expected: []byte("&#x8F;"),
+		},
+		{
+			Rune: 0x90,
+			Expected: []byte("&#x90;"),
+		},
+		{
+			Rune: 0x91,
+			Expected: []byte("&#x91;"),
+		},
+		{
+			Rune: 0x92,
+			Expected: []byte("&#x92;"),
+		},
+		{
+			Rune: 0x93,
+			Expected: []byte("&#x93;"),
+		},
+		{
+			Rune: 0x94,
+			Expected: []byte("&#x94;"),
+		},
+		{
+			Rune: 0x95,
+			Expected: []byte("&#x95;"),
+		},
+		{
+			Rune: 0x96,
+			Expected: []byte("&#x96;"),
+		},
+		{
+			Rune: 0x97,
+			Expected: []byte("&#x97;"),
+		},
+		{
+			Rune: 0x98,
+			Expected: []byte("&#x98;"),
+		},
+		{
+			Rune: 0x99,
+			Expected: []byte("&#x99;"),
+		},
+		{
+			Rune: 0x9A,
+			Expected: []byte("&#x9A;"),
+		},
+		{
+			Rune: 0x9B,
+			Expected: []byte("&#x9B;"),
+		},
+		{
+			Rune: 0x9C,
+			Expected: []byte("&#x9C;"),
+		},
+		{
+			Rune: 0x9D,
+			Expected: []byte("&#x9D;"),
+		},
+		{
+			Rune: 0x9E,
+			Expected: []byte("&#x9E;"),
+		},
+		{
+			Rune: 0x9F,
+			Expected: []byte("&#x9F;"),
+		},
+		{
+			Rune: 0xA0,
+			Expected: []byte("\u00A0"),
+		},
+	}
+
+	for testNumber, test := range tests {
+
+		var buffer bytes.Buffer
+		_, err := htmlescape.WriteRune(&buffer, test.Rune)
+		if nil != err {
+			t.Errorf("For test #%d, did not expect an error but actually got one.", testNumber)
+			t.Logf("ERROR: (%T) %s", err, err)
+			t.Logf("RUNE: %q (%U)", test.Rune, test.Rune)
+			continue
+		}
+
+		{
+			actual := buffer.Bytes()
+			expected := test.Expected
+
+			if !bytes.Equal(expected, actual) {
+				t.Errorf("For test #%d, the actual resulting value of the append is not what was expected.", testNumber)
+				t.Logf("EXPECTED: %q", expected)
+				t.Logf("ACTUAL:   %q", actual)
+				t.Logf("RUNE: %q (%U)", test.Rune, test.Rune)
+				continue
+			}
+		}
+	}
+}
diff --git a/writestring_test.go b/writestring_test.go
new file mode 100644
index 0000000..7b1bf75
--- /dev/null
+++ b/writestring_test.go
@@ -0,0 +1,63 @@
+package htmlescape_test
+
+import (
+	"testing"
+
+	"bytes"
+
+	"sourcecode.social/reiver/go-htmlescape"
+)
+
+func TestWriteString(t *testing.T) {
+
+	tests := []struct{
+		String string
+		Expected []byte
+	}{
+		{
+			String:          "This is NOT <b>bold</b>!",
+			Expected: []byte("This is NOT &lt;b&gt;bold&lt;/b&gt;!"),
+		},
+
+
+
+		{
+			String:              `"this is a quotation"`,
+			Expected: []byte("&#34;this is a quotation&#34;"),
+		},
+
+
+
+		{
+			String:             "\t3 < 5\r\n3 > 2\x00",
+			Expected: []byte("&#x9;3 &lt; 5&#xD;&#xA;3 &gt; 2&#x0;"),
+		},
+	}
+
+	for testNumber, test := range tests {
+
+		var buffer bytes.Buffer
+
+		_, err := htmlescape.WriteString(&buffer, test.String)
+
+		if nil != err {
+			t.Errorf("For test #%d, did not expect to get an error but actually got one." , testNumber)
+			t.Logf("ERROR: (%T) %s", err, err)
+			t.Logf("STRING: %q", test.String)
+			continue
+		}
+
+		{
+			expected := test.Expected
+			actual := buffer.Bytes()
+
+			if !bytes.Equal(expected, actual) {
+				t.Errorf("For test #%d, the actual resulting value of the append is not what was expected.", testNumber)
+				t.Logf("EXPECTED: %q", expected)
+				t.Logf("ACTUAL:   %q", actual)
+				t.Logf("STRING: %q", test.String)
+				continue
+			}
+		}
+	}
+}