<span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">ECMAScript</span><span class="special">)</span><span class="special">;</span>
  <a class="link" href="basic_regex.html" title="Struct template basic_regex">basic_regex</a><span class="special">&lt;</span> <span class="identifier">BidiIter</span> <span class="special">&gt;</span> <a class="link" href="regex_compiler.html#id-1_3_47_5_18_2_1_13_4_6-bb"><span class="identifier">compile</span></a><span class="s