[#CDD7E910AB63DFF4DF5E304F3C5B82E49FBC37E2]

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        <h2>Function <a href="#">lut_chars</a>::
operator~</h2>
        <p><span>Return a new character set which is the complement of another character set.</span></p>


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    <div>
        <h3>Synopsis</h3>
        <div>
            <code>
                            </code>
        </div>
        <pre class="source-code cpp">
            constexpr
lut_chars
operator~() const noexcept;
        </pre>
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    <div>
        <h3>Description</h3>
        <p><span>This function returns a new character</span> <span>set which contains all of the characters</span>
<span>that are not in `*this`.</span></p>

<h3>Example</h3>
<p><span>This statement declares a character set</span>
<span>containing everything but vowels:</span></p>

<code>
constexpr lut_chars not_vowels = ~lut_chars( "AEIOU" "aeiou" );
</code>
<h3>Complexity</h3>
<p><span>Constant.</span></p>

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


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