div class="ttdoc">Read a key-switching matrix from input.</div><div class="ttdef"><b>Definition:</b> keySwitching.cpp:192</div></div>
<div class="ttc" id="aclasshelib_1_1_key_switch_html_afc9320fe88ca2cda85f04c362de85442"><div class="ttname"><a href="classhelib_1_1_key_switch.html#afc9320fe88ca2cda85f04c362de85442">helib::KeySwitch::dummy</a></div><div class="ttdeci">static const KeySwitch &amp; dummy()</div><div class="ttdoc">returns a dummy static matrix with toKeyId == -1</div><div class="ttdef"><b>Defin