Import Upstream version 20180207
[hcoop/debian/mlton.git] / doc / guide / localhost / OperatorPrecedence
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26 <h1>OperatorPrecedence</h1>
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31 <div class="paragraph"><p><a href="StandardML">Standard ML</a> has a built in notion of precedence for
32 certain symbols. Every program that includes the
33 <a href="BasisLibrary">Basis Library</a> automatically gets the following infix
34 declarations. Higher number indicates higher precedence.</p></div>
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36 <div class="content"><div class="highlight"><pre><span class="k">infix</span><span class="w"> </span><span class="mi">7</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">/</span><span class="w"> </span><span class="n">mod</span><span class="w"> </span><span class="n">div</span><span class="w"></span>
37 <span class="k">infix</span><span class="w"> </span><span class="mi">6</span><span class="w"> </span><span class="n">+</span><span class="w"> </span><span class="n">-</span><span class="w"> </span><span class="n">^</span><span class="w"></span>
38 <span class="k">infixr</span><span class="w"> </span><span class="mi">5</span><span class="w"> </span><span class="n">::</span><span class="w"> </span><span class="n">@</span><span class="w"></span>
39 <span class="k">infix</span><span class="w"> </span><span class="mi">4</span><span class="w"> </span><span class="p">=</span><span class="w"> </span><span class="n">&lt;&gt;</span><span class="w"> </span><span class="n">&gt;</span><span class="w"> </span><span class="n">&gt;=</span><span class="w"> </span><span class="n">&lt;</span><span class="w"> </span><span class="n">&lt;=</span><span class="w"></span>
40 <span class="k">infix</span><span class="w"> </span><span class="mi">3</span><span class="w"> </span><span class="n">:=</span><span class="w"> </span><span class="n">o</span><span class="w"></span>
41 <span class="k">infix</span><span class="w"> </span><span class="mi">0</span><span class="w"> </span><span class="n">before</span><span class="w"></span>
42 </pre></div></div></div>
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