scilab/modules/time/help/ja_JP/realtime.xml

   1 <?xml version="1.0" encoding="UTF-8"?>
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  16 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="ja" xml:id="realtime">
  17     <refnamediv xml:id="realtimeinit">
  18         <refname>realtimeinit</refname>
  19         <refpurpose>時間の単位を設定</refpurpose>
  20     </refnamediv>
  21     <refnamediv>
  22         <refname>realtime</refname>
  23         <refpurpose>日付の原点を設定または指定日付まで待つ</refpurpose>
  24     </refnamediv>
  25     <refsynopsisdiv>
  26         <title>呼び出し手順</title>
  27         <synopsis>realtimeinit(time_unit)
  28             realtime(t)
  29         </synopsis>
  30     </refsynopsisdiv>
  31     <refsection>
  32         <title>パラメータ</title>
  33         <variablelist>
  34             <varlistentry>
  35                 <term>time_unit</term>
  36                 <listitem>
  37                     <para>
  38                         実数. <literal>realtime</literal> の引数に関連する秒数
  39                     </para>
  40                 </listitem>
  41             </varlistentry>
  42             <varlistentry>
  43                 <term>t</term>
  44                 <listitem>
  45                     <para>実数.  日付</para>
  46                 </listitem>
  47             </varlistentry>
  48         </variablelist>
  49     </refsection>
  50     <refsection>
  51         <title>説明</title>
  52         <para>
  53             これら2つの関数はScilabで実時間を処理する際に使用できます.
  54         </para>
  55         <para>
  56             <literal>realtimeinit(time_unit)</literal>  は,
  57             <literal>realtime</literal> の引数 <literal>t</literal>に
  58             関する時間の単位を定義します.
  59         </para>
  60         <para>
  61             <literal>realtime(t0)</literal>を最初にコールした際,
  62             カレントの日付が<literal>t0</literal>に設定されます.
  63             これ以降のコール<literal>realtime(t)</literal>では,
  64             日付<literal>t</literal>に達するまで待機します.
  65         </para>
  66     </refsection>
  67     <refsection>
  68         <title>例</title>
  69         <programlisting role="example"><![CDATA[
  70 realtimeinit(1/2);//時間の単位を 0.5秒に設定s
  71 realtime(0);// カレントの時刻を 0に設定
  72 for k=1:10
  73   realtime(k);
  74   mprintf('current time is '+string(k/2)+'sec .\r\n');
  75 end
  76 //次の命令では2秒毎にドットを出力
  77 realtimeinit(2);
  78 realtime(0);
  79 for k=1:10
  80   realtime(k);
  81   mprintf('.\r\n');
  82 end
  83 realtimeinit(1);
  84 realtime(0);
  85 dt=getdate('s');
  86 realtime(10);
  87 getdate('s')-dt
  88  ]]></programlisting>
  89         <programlisting role="example"><![CDATA[
  90 realtimeinit(1);
  91 realtime(0);
  92 t1 = now()
  93 datevec(t1)
  94 realtime(10);
  95 t1 = now()
  96 datevec(t1)
  97  ]]></programlisting>
  98     </refsection>
  99     <refsection role="see also">
 100         <title>参照</title>
 101         <simplelist type="inline">
 102             <member>
 103                 <link linkend="getdate">getdate</link>
 104             </member>
 105         </simplelist>
 106     </refsection>
 107 </refentry>