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It also saves the value of 0134 <var>encoding</var> in <code>\LastDeclaredEncoding</code> 0135 (see <a href="_005cLastDeclaredEncoding.html#g_t_005cLastDeclaredEncoding">\LastDeclaredEncoding</a>). 0136 </p> 0137 <p>The file <samp>t1enc.def</samp> contains this line (followed by many others). 0138 </p> 0139 <div class="example"> 0140 <pre class="example">\DeclareFontEncoding{T1}{}{} 0141 </pre></div> 0142 0143 <p>The <var>text-settings</var> are the commands that LaTeX will run every 0144 time it switches from one encoding to another with the 0145 <code>\selectfont</code> or <code>\fontencoding</code> command. The 0146 <var>math-settings</var> are the commands that LaTeX will use whenever the 0147 font is accessed as a math alphabet. 0148 </p> 0149 <p>LaTeX ignores any space characters inside <var>text-settings</var> and 0150 <var>math-settings</var>, to prevent unintended spaces in the output. 0151 </p> 0152 <p>If you invent an encoding you should pick a two or three letter name 0153 starting with ‘<samp>L</samp>’ for ‘<samp>local</samp>’, or ‘<samp>E</samp>’ for 0154 ‘<samp>experimental</samp>’. 0155 </p> 0156 <p>Note that output encoding files may be read several times by LaTeX so 0157 using, e.g., <code>\newcommand</code> may cause an error. In addition, such 0158 files should contain <code>\ProvidesFile</code> line (see <a href="Class-and-package-commands.html#Class-and-package-commands">Class and package commands</a>). 0159 </p> 0160 <p>Note also that you should use the <code>\...Default</code> commands only in a 0161 package, not in the encoding definition files, since those files 0162 should only contain declarations specific to that encoding. 0163 </p> 0164 0165 0166 0167 <hr/><div class='referenceinfo'> <a href='https://latexref.xyz/'> <i>Unofficial LaTeX2e reference manual</i></a></div> 0168 </body> 0169 </html>