o;%b&rdquo; Lua pattern. This flag only applies if <em>s</em> and <em>e</em> are
    different.</li>
    </ul>


    <p>Usage:</p>

    <ul>
    <li><code>local dq_str_escapes = lexer.range('"')</code></li>
    <li><code>local dq_str_noescapes = lexer.range('"', false, false)</code></li>
    <li><code>local unbalanced_parens = lexer.range('(', ')')</code></li>
    <li><code>local balanced_parens = lexer.range('(', ')', false, false, true)</code></li>
    </ul>


    <p>Return:</p>

    <ul>
    <li>pattern<