[#748253C08DC3B24AD30AEC881354E7D8943C39A4]

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        <h2>Function <a href="#">lut_chars</a>::
lut_chars</h2>
        <p><span>Constructor</span></p>


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        <h3>Synopsis</h3>
        <div>
            <code>
                            </code>
        </div>
        <pre class="source-code cpp">
            constexpr
lut_chars(char const* s) noexcept;
        </pre>
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        <h3>Description</h3>
        <p><span>This function constructs a character</span> <span>set which has as members, all of the</span>
<span>characters present in the null-terminated</span>
<span>string `s`.</span></p>

<h3>Example</h3>
<code>
constexpr lut_chars digits = "0123456789";
</code>
<h3>Complexity</h3>
<p><span>Linear in `::strlen(s)`, or constant</span>
<span>if `s` is a constant expression.</span></p>

<h3>Exception Safety</h3>
<p><span>Throws nothing.</span></p>


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