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<p>From <b>http://www.w3schools.com</b> (Copyright Refsnes Data)</p>
<h1>HTML 7-BIT ASCII Reference</h1>
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<p class="intro">HTML and XHTML uses standard 7-BIT ASCII when transmitting data over the Web.</p>
<p class="intro">7-BIT
ASCII represents 128 different character values (0-127).</p>
<hr />
<h2>7-BIT Printable ASCII Characters</h2>
<table class="ex" cellspacing="0" border="1" width="100%">
<tr>
<th align="left">Number</th>
<th align="left">Character</th>
<th align="left">Description</th>
</tr>
<tr>
<td>32</td>
<td> </td>
<td>space</td>
</tr>
<tr>
<td>33</td>
<td>!</td>
<td>exclamation mark</td>
</tr>
<tr>
<td>34</td>
<td>"</td>
<td>quotation mark</td>
</tr>
<tr>
<td>35</td>
<td>#</td>
<td>number sign</td>
</tr>
<tr>
<td>36</td>
<td>$</td>
<td>dollar sign</td>
</tr>
<tr>
<td>37</td>
<td>%</td>
<td>percent sign</td>
</tr>
<tr>
<td>38</td>
<td>&</td>
<td>ampersand</td>
</tr>
<tr>
<td>39</td>
<td>'</td>
<td>apostrophe</td>
</tr>
<tr>
<td>40</td>
<td>(</td>
<td>left parenthesis</td>
</tr>
<tr>
<td>41</td>
<td>)</td>
<td>right parenthesis</td>
</tr>
<tr>
<td>42</td>
<td>*</td>
<td>asterisk</td>
</tr>
<tr>
<td>43</td>
<td>+</td>
<td>plus sign</td>
</tr>
<tr>
<td>44</td>
<td>,</td>
<td>comma</td>
</tr>
<tr>
<td>45</td>
<td>-</td>
<td>hyphen</td>
</tr>
<tr>
<td>46</td>
<td>.</td>
<td>period</td>
</tr>
<tr>
<td>47</td>
<td>/</td>
<td>slash</td>
</tr>
<tr>
<td>48</td>
<td>0</td>
<td>digit 0</td>
</tr>
<tr>
<td>49</td>
<td>1</td>
<td>digit 1</td>
</tr>
<tr>
<td>50</td>
<td>2</td>
<td>digit 2</td>
</tr>
<tr>
<td>51</td>
<td>3</td>
<td>digit 3</td>
</tr>
<tr>
<td>52</td>
<td>4</td>
<td>digit 4</td>
</tr>
<tr>
<td>53</td>
<td>5</td>
<td>digit 5</td>
</tr>
<tr>
<td>54</td>
<td>6</td>
<td>digit 6</td>
</tr>
<tr>
<td>55</td>
<td>7</td>
<td>digit 7</td>
</tr>
<tr>
<td>56</td>
<td>8</td>
<td>digit 8</td>
</tr>
<tr>
<td>57</td>
<td>9</td>
<td>digit 9</td>
</tr>
<tr>
<td>58</td>
<td>:</td>
<td>colon</td>
</tr>
<tr>
<td>59</td>
<td>;</td>
<td>semicolon</td>
</tr>
<tr>
<td>60</td>
<td><</td>
<td>less-than</td>
</tr>
<tr>
<td>61</td>
<td>=</td>
<td>equals-to</td>
</tr>
<tr>
<td>62</td>
<td>></td>
<td>greater-than</td>
</tr>
<tr>
<td>63</td>
<td>?</td>
<td>question mark</td>
</tr>
<tr>
<td>64</td>
<td>@</td>
<td>at sign</td>
</tr>
<tr>
<td>65</td>
<td>A</td>
<td>uppercase A</td>
</tr>
<tr>
<td>66</td>
<td>B</td>
<td>uppercase B</td>
</tr>
<tr>
<td>67</td>
<td>C</td>
<td>uppercase C</td>
</tr>
<tr>
<td>68</td>
<td>D</td>
<td>uppercase D</td>
</tr>
<tr>
<td>69</td>
<td>E</td>
<td>uppercase E</td>
</tr>
<tr>
<td>70</td>
<td>F</td>
<td>uppercase F</td>
</tr>
<tr>
<td>71</td>
<td>G</td>
<td>uppercase G</td>
</tr>
<tr>
<td>72</td>
<td>H</td>
<td>uppercase H</td>
</tr>
<tr>
<td>73</td>
<td>I</td>
<td>uppercase I</td>
</tr>
<tr>
<td>74</td>
<td>J</td>
<td>uppercase J</td>
</tr>
<tr>
<td>75</td>
<td>K</td>
<td>uppercase K</td>
</tr>
<tr>
<td>76</td>
<td>L</td>
<td>uppercase L</td>
</tr>
<tr>
<td>77</td>
<td>M</td>
<td>uppercase M</td>
</tr>
<tr>
<td>78</td>
<td>N</td>
<td>uppercase N</td>
</tr>
<tr>
<td>79</td>
<td>O</td>
<td>uppercase O</td>
</tr>
<tr>
<td>80</td>
<td>P</td>
<td>uppercase P</td>
</tr>
<tr>
<td>81</td>
<td>Q</td>
<td>uppercase Q</td>
</tr>
<tr>
<td>82</td>
<td>R</td>
<td>uppercase R</td>
</tr>
<tr>
<td>83</td>
<td>S</td>
<td>uppercase S</td>
</tr>
<tr>
<td>84</td>
<td>T</td>
<td>uppercase T</td>
</tr>
<tr>
<td>85</td>
<td>U</td>
<td>uppercase U</td>
</tr>
<tr>
<td>86</td>
<td>V</td>
<td>uppercase V</td>
</tr>
<tr>
<td>87</td>
<td>W</td>
<td>uppercase W</td>
</tr>
<tr>
<td>88</td>
<td>X</td>
<td>uppercase X</td>
</tr>
<tr>
<td>89</td>
<td>Y</td>
<td>uppercase Y</td>
</tr>
<tr>
<td>90</td>
<td>Z</td>
<td>uppercase Z</td>
</tr>
<tr>
<td>91</td>
<td>[</td>
<td>left square bracket</td>
</tr>
<tr>
<td>92</td>
<td>\</td>
<td>backslash</td>
</tr>
<tr>
<td>93</td>
<td>]</td>
<td>right square bracket</td>
</tr>
<tr>
<td>94</td>
<td>^</td>
<td>caret</td>
</tr>
<tr>
<td>95</td>
<td>_</td>
<td>underscore</td>
</tr>
<tr>
<td>96</td>
<td>`</td>
<td>grave accent</td>
</tr>
<tr>
<td>97</td>
<td>a</td>
<td>lowercase a</td>
</tr>
<tr>
<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> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td>127</td>
<td>DEL</td>
<td>delete (rubout)</td>
</tr>
</table>
<br />
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