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Fixed Bug #5246: round() has a second optional argument

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@27239 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Stefan Livieratos 2000-06-27 17:00:30 +00:00
parent 34a2c88941
commit 7c10f40d3e
1 changed files with 10 additions and 4 deletions
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14
functions/math.xml
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@ -968,17 +968,23 @@ $randval = mt_rand();
<funcprototype>
<funcdef>double <function>round</function></funcdef>
<paramdef>double <parameter>val</parameter></paramdef>
<paramdef>
<parameter><optional>int precision</optional></parameter>
</paramdef>
</funcprototype>
</funcsynopsis>
<para>
Returns the rounded value of <parameter>val</parameter>.
Returns the rounded value of <parameter>val</parameter> to
specified precision.
<informalexample>
<programlisting>
$foo = round( 3.4 ); // $foo == 3.0
$foo = round( 3.5 ); // $foo == 4.0
$foo = round( 3.6 ); // $foo == 4.0
$foo = round( 3.4 ); // $foo == 3.0
$foo = round( 3.5 ); // $foo == 4.0
$foo = round( 3.6 ); // $foo == 4.0
$foo = round( 1.95583 , 2 ); // $foo == 1.96
</programlisting>
</informalexample></para>