doc-ja/reference/bc/bcmath/number/floor.xml at master · php/doc-ja · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: c7e83fbbbcde9f54affc09424d032c38492a3ff4 Maintainer: saki Status: ready -->

<refentry xml:id="bcmath-number.floor" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude">
 <refnamediv>
  <refname>BcMath\Number::floor</refname>
  <refpurpose>任意精度数値を切り下げる</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="BcMath\\Number">
   <modifier>public</modifier> <type>BcMath\Number</type><methodname>BcMath\Number::floor</methodname>
   <void/>
  </methodsynopsis>
  <simpara>
   必要に応じて <varname>$this</varname> を切り下げ、 <varname>$this</varname> の次に小さい整数値を返します。
  </simpara>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <!-- returnvalues -->
 <xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('bcmath-number.ceil')/db:refsect1[@role='returnvalues'])" />

 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title><methodname>BcMath\Number::floor</methodname> の例</title>
   <programlisting role="php">
<![CDATA[
<?php
$num1 = new BcMath\Number('4.3')->floor();
$num2 = new BcMath\Number('9.999')->floor();
$num3 = new BcMath\Number('-3.14')->floor();

var_dump($num1, $num2, $num3);
?>
]]>
   </programlisting>
   &example.outputs;
   <screen>
<![CDATA[
object(BcMath\Number)#2 (2) {
  ["value"]=>
  string(1) "4"
  ["scale"]=>
  int(0)
}
object(BcMath\Number)#3 (2) {
  ["value"]=>
  string(1) "9"
  ["scale"]=>
  int(0)
}
object(BcMath\Number)#4 (2) {
  ["value"]=>
  string(2) "-4"
  ["scale"]=>
  int(0)
}
]]>
   </screen>
  </example>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <simplelist>
   <member><function>bcfloor</function></member>
   <member><methodname>BcMath\Number::ceil</methodname></member>
   <member><methodname>BcMath\Number::round</methodname></member>
  </simplelist>
 </refsect1>

</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->