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<h3><a href="../../../index.html">Table Of Contents</a></h3>
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<ul>
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<li><a class="reference internal" href="#">hash_value</a><ul>
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<li><a class="reference internal" href="#interface">Interface</a></li>
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<li><a class="reference internal" href="#returns">Returns</a></li>
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<li><a class="reference internal" href="#notes">Notes</a></li>
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<li><a class="reference internal" href="#examples">Examples</a></li>
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<li><a class="reference internal" href="#complexity">Complexity</a></li>
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<h4>Previous topic</h4>
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<p class="topless"><a href="std-hash.html"
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title="previous chapter">std::hash</a></p>
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<div class="section" id="hash-value">
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<h1>hash_value<a class="headerlink" href="#hash-value" title="Permalink to this headline">¶</a></h1>
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<div class="section" id="interface">
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<h2>Interface<a class="headerlink" href="#interface" title="Permalink to this headline">¶</a></h2>
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<div class="highlight-c++"><div class="highlight"><pre><span class="k">template</span><span class="o"><</span><span class="k">typename</span> <span class="n">T</span><span class="p">,</span> <span class="n">std</span><span class="o">::</span><span class="n">size_t</span> <span class="n">N</span><span class="p">,</span> <span class="k">typename</span> <span class="n">Traits</span><span class="o">></span>
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<span class="kr">inline</span> <span class="n">SPROUT_CONSTEXPR</span> <span class="n">std</span><span class="o">::</span><span class="n">size_t</span>
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<span class="n">hash_value</span><span class="p">(</span><span class="n">sprout</span><span class="o">::</span><span class="n">basic_string</span><span class="o"><</span><span class="n">T</span><span class="p">,</span> <span class="n">N</span><span class="p">,</span> <span class="n">Traits</span><span class="o">></span> <span class="k">const</span><span class="o">&</span> <span class="n">v</span><span class="p">);</span>
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</pre></div>
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</div>
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</div>
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<div class="section" id="returns">
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<h2>Returns<a class="headerlink" href="#returns" title="Permalink to this headline">¶</a></h2>
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<div class="line-block">
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<div class="line">Equivalent to <tt class="docutils literal"><span class="pre">sprout::hash_range(v)</span></tt>.</div>
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</div>
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</div>
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<div class="section" id="notes">
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<h2>Notes<a class="headerlink" href="#notes" title="Permalink to this headline">¶</a></h2>
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<div class="line-block">
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<div class="line"><tt class="docutils literal"><span class="pre">sprout::to_hash(v)</span></tt> is a valid call, because <tt class="docutils literal"><span class="pre">hash_value(v)</span></tt> ADL callable is defined.</div>
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</div>
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</div>
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<div class="section" id="examples">
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<h2>Examples<a class="headerlink" href="#examples" title="Permalink to this headline">¶</a></h2>
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<div class="highlight-c++"><div class="highlight"><pre><span class="cp">#include <sprout/string.hpp></span>
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<span class="k">using</span> <span class="k">namespace</span> <span class="n">sprout</span><span class="p">;</span>
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<span class="k">using</span> <span class="n">type</span> <span class="o">=</span> <span class="n">string</span><span class="o"><</span><span class="mi">8</span><span class="o">></span><span class="p">;</span>
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<span class="n">SPROUT_STATIC_CONSTEXPR</span> <span class="k">auto</span> <span class="n">input</span> <span class="o">=</span> <span class="n">type</span><span class="p">(</span><span class="s">"homuhomu"</span><span class="p">);</span>
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<span class="n">SPROUT_STATIC_CONSTEXPR</span> <span class="k">auto</span> <span class="n">h</span> <span class="o">=</span> <span class="n">sprout</span><span class="o">::</span><span class="n">to_hash</span><span class="p">(</span><span class="n">input</span><span class="p">);</span>
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<span class="n">static_assert</span><span class="p">(</span><span class="n">h</span><span class="p">,</span> <span class="s">"hash value generated from string."</span><span class="p">);</span>
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</pre></div>
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</div>
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</div>
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<div class="section" id="complexity">
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<h2>Complexity<a class="headerlink" href="#complexity" title="Permalink to this headline">¶</a></h2>
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<div class="line-block">
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<div class="line">linear in N.</div>
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<div class="line">Recursive function invocations in <em>O(logN)</em> (logarithmic) depth.</div>
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</div>
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</div>
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<div class="section" id="header">
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<h2>Header<a class="headerlink" href="#header" title="Permalink to this headline">¶</a></h2>
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<div class="line-block">
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<div class="line"><tt class="docutils literal"><span class="pre">sprout/string/hash.hpp</span></tt></div>
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<div class="line">Convenience header: <tt class="docutils literal"><span class="pre">sprout/string.hpp</span></tt></div>
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</div>
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</div>
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>previous</a> |</li>
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© Copyright 2013, Bolero MURAKAMI.
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