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      <td>98</td>
      <td>b</td>
      <td>lowercase b</td>
    </tr>
    <tr>
      <td>99</td>
      <td>c</td>
      <td>lowercase c</td>
    </tr>
    <tr>
      <td>100</td>
      <td>d</td>
      <td>lowercase d</td>
    </tr>
    <tr>
      <td>101</td>
      <td>e</td>
      <td>lowercase e</td>
    </tr>
    <tr>
      <td>102</td>
      <td>f</td>
      <td>lowercase f</td>
    </tr>
    <tr>
      <td>103</td>
      <td>g</td>
      <td>lowercase g</td>
    </tr>
    <tr>
      <td>104</td>
      <td>h</td>
      <td>lowercase h</td>
    </tr>
    <tr>
      <td>105</td>
      <td>i</td>
      <td>lowercase i</td>
    </tr>
    <tr>
      <td>106</td>
      <td>j</td>
      <td>lowercase j</td>
    </tr>
    <tr>
      <td>107</td>
      <td>k</td>
      <td>lowercase k</td>
    </tr>
    <tr>
      <td>108</td>
      <td>l</td>
      <td>lowercase l</td>
    </tr>
    <tr>
      <td>109</td>
      <td>m</td>
      <td>lowercase m</td>
    </tr>
    <tr>
      <td>110</td>
      <td>n</td>
      <td>lowercase n</td>
    </tr>
    <tr>
      <td>111</td>
      <td>o</td>
      <td>lowercase o</td>
    </tr>
    <tr>
      <td>112</td>
      <td>p</td>
      <td>lowercase p</td>
    </tr>
    <tr>
      <td>113</td>
      <td>q</td>
      <td>lowercase q</td>
    </tr>
    <tr>
      <td>114</td>
      <td>r</td>
      <td>lowercase r</td>
    </tr>
    <tr>
      <td>115</td>
      <td>s</td>
      <td>lowercase s</td>
    </tr>
    <tr>
      <td>116</td>
      <td>t</td>
      <td>lowercase t</td>
    </tr>
    <tr>
      <td>117</td>
      <td>u</td>
      <td>lowercase u</td>
    </tr>
    <tr>
      <td>118</td>
      <td>v</td>
      <td>lowercase v</td>
    </tr>
    <tr>
      <td>119</td>
      <td>w</td>
      <td>lowercase w</td>
    </tr>
    <tr>
      <td>120</td>
      <td>x</td>
      <td>lowercase x</td>
    </tr>
    <tr>
      <td>121</td>
      <td>y</td>
      <td>lowercase y</td>
    </tr>
    <tr>
      <td>122</td>
      <td>z</td>
      <td>lowercase z</td>
    </tr>
    <tr>
      <td>123</td>
      <td>{</td>
      <td>left curly brace</td>
    </tr>
    <tr>
      <td>124</td>
      <td>|</td>
      <td>vertical bar</td>
    </tr>
    <tr>
      <td>125</td>
      <td>}</td>
      <td>right curly brace</td>
    </tr>
    <tr>
      <td>126</td>
      <td>~</td>
      <td>tilde</td>
    </tr>
</table>
<br />
<hr />
<h2>7-BIT ASCII Device Control Characters</h2>

<p>ASCII device control characters were originally designed to control hardware
devices like teletypes, printers and tape drives.</p>
<p>These characters have nothing to do inside an HTML document:</p>

<table class="ex" cellspacing="0" border="1" width="100%">
    <tr>
      <th align="left">Number</th>
      <th align="left">Name</th>
      <th align="left">Description</th>
    </tr>
    <tr>
      <td>0</td>
      <td>NUL</td>
      <td>null character</td>
    </tr>
    <tr>
      <td>1</td>
      <td>SOH</td>
      <td>start of header</td>
    </tr>
    <tr>
      <td>2</td>
      <td>STX</td>
      <td>start of text</td>
    </tr>
    <tr>
      <td>3</td>
      <td>ETX</td>
      <td>end of text</td>
    </tr>
    <tr>
      <td>4</td>
      <td>EOT</td>
      <td>end of transmission</td>
    </tr>
    <tr>
      <td>5</td>
      <td>ENQ</td>
      <td>enquiry</td>
    </tr>
    <tr>
      <td>6</td>
      <td>ACK</td>
      <td>acknowledge</td>
    </tr>
    <tr>
      <td>7</td>
      <td>BEL</td>
      <td>bell (ring)</td>
    </tr>
    <tr>
      <td>8</td>
      <td>BS</td>
      <td>backspace</td>
    </tr>
    <tr>
      <td>9</td>
      <td>HT</td>
      <td>horizontal tab</td>
    </tr>
    <tr>
      <td>10</td>
      <td>LF</td>
      <td>line feed</td>
    </tr>
    <tr>
      <td>11</td>
      <td>VT</td>
      <td>vertical tab</td>
    </tr>
    <tr>
      <td>12</td>
      <td>FF</td>
      <td>form feed</td>
    </tr>
    <tr>
      <td>13</td>
      <td>CR</td>
      <td>carriage return</td>
    </tr>
    <tr>
      <td>14</td>
      <td>SO</td>
      <td>shift out</td>
    </tr>
    <tr>
      <td>15</td>
      <td>SI</td>
      <td>shift in</td>
    </tr>
    <tr>
      <td>16</td>
      <td>DLE</td>
      <td>data link escape</td>
    </tr>
    <tr>
      <td>17</td>
      <td>DC1</td>
      <td>device control 1</td>
    </tr>
    <tr>
      <td>18</td>
      <td>DC2</td>
      <td>device control 2</td>
    </tr>
    <tr>
      <td>19</td>
      <td>DC3</td>
      <td>device control 3</td>
    </tr>
    <tr>
      <td>20</td>
      <td>DC4</td>
      <td>device control 4</td>
    </tr>
    <tr>
      <td>21</td>
      <td>NAK</td>
      <td>negative acknowledge</td>
    </tr>
    <tr>
      <td>22</td>
      <td>SYN</td>
      <td>synchronize</td>
    </tr>
    <tr>
      <td>23</td>
      <td>ETB</td>
      <td>end transmission block</td>
    </tr>
    <tr>
      <td>24</td>
      <td>CAN</td>
      <td>cancel</td>
    </tr>
    <tr>
      <td>25</td>
      <td>EM</td>
      <td>end of medium</td>
    </tr>
    <tr>
      <td>26</td>
      <td>SUB</td>
      <td>substitute</td>
    </tr>
    <tr>
      <td>27</td>
      <td>ESC</td>
      <td>escape</td>
    </tr>
    <tr>
      <td>28</td>
      <td>FS</td>
      <td>file separator</td>
    </tr>
    <tr>
      <td>29</td>
      <td>GS</td>
      <td>group separator</td>
    </tr>
    <tr>
      <td>30</td>
      <td>RS</td>
      <td>record separator</td>
    </tr>
    <tr>
      <td>31</td>
      <td>US</td>
      <td>unit separator</td>
    </tr>
    <tr>
      <td>&nbsp;</td>
      <td>&nbsp;</td>
      <td>&nbsp;</td>
    </tr>
    <tr>
      <td>127</td>
      <td>DEL</td>
      <td>delete (rubout)</td>
    </tr>
</table>
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