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<?xml version="1.0" encoding="utf-8"?>
<reference xmlns="http://docbook.org/ns/docbook" xml:id="enum.roundingmode" role="enum">
<title>The RoundingMode Enum</title>
<titleabbrev>RoundingMode</titleabbrev>
<partintro>
<section xml:id="enum.roundingmode.intro">
&reftitle.intro;
<simpara>
The <enumname>RoundingMode</enumname> enum is used to specify how rounding
should be performed for <function>round</function>,
<function>bcround</function>, and <methodname>BcMath\Number::round</methodname>.
</simpara>
</section>
<section xml:id="enum.roundingmode.synopsis">
&reftitle.enumsynopsis;
<enumsynopsis>
<enumname>RoundingMode</enumname>
<enumitem>
<enumidentifier>HalfAwayFromZero</enumidentifier>
<enumitemdescription>
Round to the nearest integer.
If the decimal part is <literal>5</literal>,
round to the integer with the larger absolute value.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>HalfTowardsZero</enumidentifier>
<enumitemdescription>
Round to the nearest integer.
If the decimal part is <literal>5</literal>,
round to the integer with the smaller absolute value.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>HalfEven</enumidentifier>
<enumitemdescription>
Round to the nearest integer.
If the decimal part is <literal>5</literal>,
round to the even integer.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>HalfOdd</enumidentifier>
<enumitemdescription>
Round to the nearest integer.
If the decimal part is <literal>5</literal>,
round to the odd integer.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>TowardsZero</enumidentifier>
<enumitemdescription>
Round to the nearest integer with a smaller or equal absolute value.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>AwayFromZero</enumidentifier>
<enumitemdescription>
Round to the nearest integer with a greater or equal absolute value.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>NegativeInfinity</enumidentifier>
<enumitemdescription>
Round to the largest integer that is smaller or equal.
</enumitemdescription>
</enumitem>
<enumitem>
<enumidentifier>PositiveInfinity</enumidentifier>
<enumitemdescription>
Round to the smallest integer that is greater or equal.
</enumitemdescription>
</enumitem>
</enumsynopsis>
</section>
</partintro>
</reference>
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