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  90 <span id="id1"></span><h1>日付と時刻<a class="headerlink" href="#index-0" title="このヘッドラインへのパーマリンク">¶</a></h1>
  91 <p>日付と時刻の用法を学びます。</p>
  92 <div class="section" id="clock">
  93 <span id="index-1"></span><h2>Clock() 関数<a class="headerlink" href="#clock" title="このヘッドラインへのパーマリンク">¶</a></h2>
  94 <p>文法:</p>
  95 <div class="highlight-ring"><div class="highlight"><pre>Clock() ---&gt; プログラム開始時からのクロック・ティック数
  96 </pre></div>
  97 </div>
  98 <p>用例:</p>
  99 <div class="highlight-ring"><div class="highlight"><pre><span class="k">See</span> <span class="s">&quot;Calculate performance&quot;</span> <span class="o">+</span> <span class="n">nl</span>
 100 <span class="n">t1</span> <span class="o">=</span> <span class="n">clock</span><span class="p">()</span>
 101 <span class="k">for</span> <span class="n">x</span> <span class="o">=</span> <span class="mi">1</span> <span class="k">to</span> <span class="mi">1000000</span> <span class="k">next</span>
 102 <span class="k">see</span> <span class="n">clock</span><span class="p">()</span> <span class="o">-</span> <span class="n">t1</span>
 103 </pre></div>
 104 </div>
 105 </div>
 106 <div class="section" id="clockspersecond">
 107 <span id="index-2"></span><h2>ClocksPerSecond() 関数<a class="headerlink" href="#clockspersecond" title="このヘッドラインへのパーマリンク">¶</a></h2>
 108 <p>一秒あたりのクロック数を返します。</p>
 109 <p>文法:</p>
 110 <div class="highlight-ring"><div class="highlight"><pre><span class="n">clockspersecond</span><span class="p">()</span> <span class="o">---&gt;</span> <span class="n">一秒あたりのクロック数</span>
 111 </pre></div>
 112 </div>
 113 <p>用例:</p>
 114 <div class="highlight-ring"><div class="highlight"><pre><span class="c"># 1 秒待つ</span>
 115 <span class="n">t</span> <span class="o">=</span> <span class="n">clock</span><span class="p">()</span>
 116 <span class="k">while</span> <span class="n">clock</span><span class="p">()</span> <span class="o">-</span> <span class="n">t</span> <span class="o">&lt;=</span> <span class="n">clockspersecond</span><span class="p">()</span> <span class="k">end</span>
 117 </pre></div>
 118 </div>
 119 </div>
 120 <div class="section" id="time">
 121 <span id="index-3"></span><h2>Time() 関数<a class="headerlink" href="#time" title="このヘッドラインへのパーマリンク">¶</a></h2>
 122 <p>Time() 関数はシステムの時刻を取得します。</p>
 123 <p>用例:</p>
 124 <div class="highlight-ring"><div class="highlight"><pre><span class="k">See</span> <span class="s">&quot;Time : &quot;</span> <span class="o">+</span> <span class="n">time</span><span class="p">()</span>
 125 </pre></div>
 126 </div>
 127 </div>
 128 <div class="section" id="date">
 129 <span id="index-4"></span><h2>Date() 関数<a class="headerlink" href="#date" title="このヘッドラインへのパーマリンク">¶</a></h2>
 130 <p>Date() 関数は日付を取得します。</p>
 131 <p>文法:</p>
 132 <div class="highlight-ring"><div class="highlight"><pre>Date() ---&gt; 文字列は &quot;日/月/西暦&quot; 表記による日付表記です。
 133 </pre></div>
 134 </div>
 135 <p>用例:</p>
 136 <div class="highlight-ring"><div class="highlight"><pre><span class="k">See</span> <span class="s">&quot;Date : &quot;</span> <span class="o">+</span> <span class="n">date</span><span class="p">()</span>  <span class="c"># 日付 : 24/05/2015</span>
 137 </pre></div>
 138 </div>
 139 </div>
 140 <div class="section" id="timelist">
 141 <span id="index-5"></span><h2>TimeList() 関数<a class="headerlink" href="#timelist" title="このヘッドラインへのパーマリンク">¶</a></h2>
 142 <p>TimeList() 関数は日付と時刻の情報を表示します。</p>
 143 <p>文法:</p>
 144 <div class="highlight-ring"><div class="highlight"><pre>TimeList() ---&gt; リストは時刻と日時の情報を有しています。
 145 </pre></div>
 146 </div>
 147 <p>この表はリストの項目です。</p>
 148 <table border="1" class="docutils">
 149 <colgroup>
 150 <col width="20%" />
 151 <col width="80%" />
 152 </colgroup>
 153 <thead valign="bottom">
 154 <tr class="row-odd"><th class="head">インデックス</th>
 155 <th class="head">値</th>
 156 </tr>
 157 </thead>
 158 <tbody valign="top">
 159 <tr class="row-even"><td>1</td>
 160 <td>略式による週の名前</td>
 161 </tr>
 162 <tr class="row-odd"><td>2</td>
 163 <td>正式による週の名前</td>
 164 </tr>
 165 <tr class="row-even"><td>3</td>
 166 <td>略式による月の名前</td>
 167 </tr>
 168 <tr class="row-odd"><td>4</td>
 169 <td>正式による月の名前</td>
 170 </tr>
 171 <tr class="row-even"><td>5</td>
 172 <td>日付と時刻</td>
 173 </tr>
 174 <tr class="row-odd"><td>6</td>
 175 <td>今月の経過日数</td>
 176 </tr>
 177 <tr class="row-even"><td>7</td>
 178 <td>時間 (24 時間制)</td>
 179 </tr>
 180 <tr class="row-odd"><td>8</td>
 181 <td>時間 (12 時間制)</td>
 182 </tr>
 183 <tr class="row-even"><td>9</td>
 184 <td>今年の経過日数</td>
 185 </tr>
 186 <tr class="row-odd"><td>10</td>
 187 <td>今年の経過週数</td>
 188 </tr>
 189 <tr class="row-even"><td>11</td>
 190 <td>今時の経過分数</td>
 191 </tr>
 192 <tr class="row-odd"><td>12</td>
 193 <td>AM (午前) または PM (午後)</td>
 194 </tr>
 195 <tr class="row-even"><td>13</td>
 196 <td>今分の経過秒数</td>
 197 </tr>
 198 <tr class="row-odd"><td>14</td>
 199 <td>今年の経過週数 (日～土)</td>
 200 </tr>
 201 <tr class="row-even"><td>15</td>
 202 <td>今週の経過日数</td>
 203 </tr>
 204 <tr class="row-odd"><td>16</td>
 205 <td>日付</td>
 206 </tr>
 207 <tr class="row-even"><td>17</td>
 208 <td>時刻</td>
 209 </tr>
 210 <tr class="row-odd"><td>18</td>
 211 <td>世紀による年の表記</td>
 212 </tr>
 213 <tr class="row-even"><td>19</td>
 214 <td>西暦</td>
 215 </tr>
 216 <tr class="row-odd"><td>20</td>
 217 <td>タイムゾーン</td>
 218 </tr>
 219 <tr class="row-even"><td>21</td>
 220 <td>パーセント記号</td>
 221 </tr>
 222 </tbody>
 223 </table>
 224 <p>用例:</p>
 225 <div class="highlight-ring"><div class="highlight"><pre><span class="sd">## 実行結果:</span>
 226 <span class="sd">## Sun                  略式による週の名前</span>
 227 <span class="sd">## Sunday               正式による週の名前</span>
 228 <span class="sd">## May                  略式による月の名前</span>
 229 <span class="sd">## May                  正式による月の名前</span>
 230 <span class="sd">## 05/24/15 09:58:38    日付と時刻</span>
 231 <span class="sd">## 24                   今月の経過日数</span>
 232 <span class="sd">## 09                   時間 (24 時間制)</span>
 233 <span class="sd">## 09                   時間 (12 時間制)</span>
 234 <span class="sd">## 144                  今年の経過日数</span>
 235 <span class="sd">## 05                   今年の経過週数</span>
 236 <span class="sd">## 58                   今時の経過分数</span>
 237 <span class="sd">## AM                   AM (午前) または PM (午後)</span>
 238 <span class="sd">## 38                   今分の経過秒数</span>
 239 <span class="sd">## 21                   今年の経過週数 (日～土)</span>
 240 <span class="sd">## 0                    今週の経過日数</span>
 241 <span class="sd">## 05/24/15             日付</span>
 242 <span class="sd">## 09:58:38             日時</span>
 243 <span class="sd">## 15                   世紀による年表記</span>
 244 <span class="sd">## 2015                 西暦</span>
 245 <span class="sd">## 東京 (標準時)        タイムゾーン (結果は OS, 言語、地域に依存)</span>
 246 <span class="sd">## %                    パーセント記号</span>
 247
 248 <span class="k">See</span> <span class="n">TimeList</span><span class="p">()</span>
 249 </pre></div>
 250 </div>
 251 <p>用例:</p>
 252 <div class="highlight-ring"><div class="highlight"><pre><span class="k">See</span> <span class="s">&quot;Day Name : &quot;</span> <span class="o">+</span> <span class="n">TimeList</span><span class="p">()</span><span class="o">[</span><span class="mi">2</span><span class="o">]</span>       <span class="c"># Sunday</span>
 253 </pre></div>
 254 </div>
 255 <p>用例:</p>
 256 <div class="highlight-ring"><div class="highlight"><pre><span class="k">See</span> <span class="s">&quot;Month Name : &quot;</span> <span class="o">+</span> <span class="n">TimeList</span><span class="p">()</span><span class="o">[</span><span class="mi">4</span><span class="o">]</span>     <span class="c"># May</span>
 257 </pre></div>
 258 </div>
 259 </div>
 260 <div class="section" id="adddays">
 261 <span id="index-6"></span><h2>AddDays() 関数<a class="headerlink" href="#adddays" title="このヘッドラインへのパーマリンク">¶</a></h2>
 262 <p>文法:</p>
 263 <div class="highlight-ring"><div class="highlight"><pre>AddDays(cDate,nDays) ---&gt; cDate から  nDays 後の日付です。
 264 </pre></div>
 265 </div>
 266 <p>用例:</p>
 267 <div class="highlight-ring"><div class="highlight"><pre><span class="n">cDate</span> <span class="o">=</span> <span class="n">date</span><span class="p">()</span>
 268 <span class="k">see</span> <span class="n">cDate</span> <span class="o">+</span> <span class="n">nl</span>                  <span class="c"># 24/05/2015</span>
 269 <span class="n">cDate</span> <span class="o">=</span> <span class="n">adddays</span><span class="p">(</span><span class="n">cDate</span><span class="p">,</span><span class="mi">10</span><span class="p">)</span>
 270 <span class="k">see</span> <span class="n">cDate</span> <span class="o">+</span> <span class="n">nl</span>                  <span class="c"># 03/06/2015</span>
 271 </pre></div>
 272 </div>
 273 </div>
 274 <div class="section" id="diffdays">
 275 <span id="index-7"></span><h2>DiffDays() 関数<a class="headerlink" href="#diffdays" title="このヘッドラインへのパーマリンク">¶</a></h2>
 276 <p>文法:</p>
 277 <div class="highlight-ring"><div class="highlight"><pre><span class="n">DiffDays</span><span class="p">(</span><span class="n">cDate1</span><span class="p">,</span><span class="n">cDate2</span><span class="p">)</span> <span class="o">---&gt;</span> <span class="n">日数</span> <span class="p">(</span><span class="n">Date1</span> <span class="o">-</span> <span class="n">Date2</span><span class="p">)</span>
 278 </pre></div>
 279 </div>
 280 <p>用例:</p>
 281 <div class="highlight-ring"><div class="highlight"><pre><span class="n">cDate1</span> <span class="o">=</span> <span class="n">date</span><span class="p">()</span>
 282 <span class="k">see</span> <span class="n">cDate1</span> <span class="o">+</span> <span class="n">nl</span>                                         <span class="c"># 24/05/2015</span>
 283 <span class="n">cDate2</span> <span class="o">=</span> <span class="n">adddays</span><span class="p">(</span><span class="n">cDate1</span><span class="p">,</span><span class="mi">10</span><span class="p">)</span>
 284 <span class="k">see</span> <span class="n">cDate2</span> <span class="o">+</span> <span class="n">nl</span>                                         <span class="c"># 03/06/2015</span>
 285 <span class="k">see</span> <span class="s">&quot;DiffDays = &quot;</span> <span class="o">+</span> <span class="n">diffdays</span><span class="p">(</span><span class="n">cDate1</span><span class="p">,</span><span class="n">cDate2</span><span class="p">)</span> <span class="o">+</span> <span class="n">nl</span>        <span class="c"># -10</span>
 286 <span class="k">see</span> <span class="s">&quot;DiffDays = &quot;</span> <span class="o">+</span> <span class="n">diffdays</span><span class="p">(</span><span class="n">cDate2</span><span class="p">,</span><span class="n">cDate1</span><span class="p">)</span> <span class="o">+</span> <span class="n">nl</span>        <span class="c"># 10</span>
 287 </pre></div>
 288 </div>
 289 </div>
 290 <div class="section" id="epochtime">
 291 <span id="index-8"></span><h2>EpochTime() 関数<a class="headerlink" href="#epochtime" title="このヘッドラインへのパーマリンク">¶</a></h2>
 292 <p>文法:</p>
 293 <div class="highlight-ring"><div class="highlight"><pre><span class="n">EpochTime</span><span class="p">(</span> <span class="n">cDate</span><span class="p">,</span> <span class="n">cTime</span> <span class="p">)</span> <span class="o">---&gt;</span> <span class="n">エポック秒</span>
 294 </pre></div>
 295 </div>
 296 <p>用例:</p>
 297 <div class="highlight-ring"><div class="highlight"><pre><span class="sd">###-------------------------------------------------------------</span>
 298 <span class="c"># EpochTime()</span>
 299 <span class="c"># 用例    ---   EpochSec = EpochTime( Date(), Time() )</span>
 300 <span class="c"># 呼び出し形式: EpochSec = EpochTime( &quot;15/07/2016&quot;, &quot;10:15:30&quot; )</span>
 301 <span class="c">#               EpochSec = 1468577730</span>
 302 <span class="c">#---------------------------------------------------------------</span>
 303
 304 <span class="k">Func</span> <span class="n">EpochTime</span><span class="p">(</span><span class="n">Date</span><span class="p">,</span> <span class="n">Time</span><span class="p">)</span>
 305
 306     <span class="n">arrayDate</span> <span class="o">=</span> <span class="n">split</span><span class="p">(</span><span class="n">Date</span><span class="p">,</span> <span class="s">&quot;/&quot;</span><span class="p">)</span>
 307     <span class="n">arrayTime</span> <span class="o">=</span> <span class="n">split</span><span class="p">(</span><span class="n">Time</span><span class="p">,</span> <span class="s">&quot;:&quot;</span><span class="p">)</span>
 308
 309     <span class="n">Year</span> <span class="o">=</span> <span class="n">arrayDate</span><span class="o">[</span><span class="mi">3</span><span class="o">]</span> <span class="p">;</span> <span class="n">Month</span>  <span class="o">=</span> <span class="n">arrayDate</span><span class="o">[</span><span class="mi">2</span><span class="o">]</span> <span class="p">;</span> <span class="n">Day</span>    <span class="o">=</span> <span class="n">arrayDate</span><span class="o">[</span><span class="mi">1</span><span class="o">]</span>
 310     <span class="n">Hour</span> <span class="o">=</span> <span class="n">arrayTime</span><span class="o">[</span><span class="mi">1</span><span class="o">]</span> <span class="p">;</span> <span class="n">Minute</span> <span class="o">=</span> <span class="n">arrayTime</span><span class="o">[</span><span class="mi">2</span><span class="o">]</span> <span class="p">;</span> <span class="n">Second</span> <span class="o">=</span> <span class="n">arrayTime</span><span class="o">[</span><span class="mi">3</span><span class="o">]</span>
 311
 312     <span class="n">cDate1</span>    <span class="o">=</span> <span class="n">Day</span> <span class="o">+</span><span class="s">&quot;/&quot;</span><span class="o">+</span> <span class="n">Month</span> <span class="o">+</span><span class="s">&quot;/&quot;</span><span class="o">+</span> <span class="n">Year</span>
 313     <span class="n">cDate2</span>    <span class="o">=</span> <span class="s">&quot;01/01/&quot;</span> <span class="o">+</span> <span class="n">Year</span>
 314     <span class="n">DayOfYear</span> <span class="o">=</span> <span class="n">DiffDays</span><span class="p">(</span> <span class="n">cDate1</span><span class="p">,</span> <span class="n">cDate2</span><span class="p">)</span>
 315
 316     <span class="sd">### 数式</span>
 317     <span class="n">tm_sec</span>  <span class="o">=</span> <span class="n">Second</span>    <span class="o">*</span> <span class="mi">1</span>
 318     <span class="n">tm_min</span>  <span class="o">=</span> <span class="n">Minute</span>    <span class="o">*</span> <span class="mi">60</span>
 319     <span class="n">tm_hour</span> <span class="o">=</span> <span class="n">Hour</span>      <span class="o">*</span> <span class="mi">3600</span>
 320     <span class="n">tm_yday</span> <span class="o">=</span> <span class="n">DayOfYear</span> <span class="o">*</span> <span class="mi">86400</span>
 321     <span class="n">tm_year</span> <span class="o">=</span> <span class="n">Year</span>      <span class="o">-</span> <span class="mi">1900</span>
 322
 323     <span class="n">tm_year1</span> <span class="o">=</span>         <span class="p">(</span> <span class="n">tm_year</span> <span class="o">-</span>  <span class="mi">70</span><span class="p">)</span>          <span class="o">*</span> <span class="mi">31536000</span>
 324     <span class="n">tm_year2</span> <span class="o">=</span> <span class="p">(</span> <span class="n">floor</span><span class="p">((</span> <span class="n">tm_year</span> <span class="o">-</span>  <span class="mi">69</span><span class="p">)</span> <span class="o">/</span>   <span class="mi">4</span> <span class="p">))</span> <span class="o">*</span> <span class="mi">86400</span>
 325     <span class="n">tm_year3</span> <span class="o">=</span> <span class="p">(</span> <span class="n">floor</span><span class="p">((</span> <span class="n">tm_year</span> <span class="o">-</span>   <span class="mi">1</span><span class="p">)</span> <span class="o">/</span> <span class="mi">100</span> <span class="p">))</span> <span class="o">*</span> <span class="mi">86400</span>
 326     <span class="n">tm_year4</span> <span class="o">=</span> <span class="p">(</span> <span class="n">floor</span><span class="p">((</span> <span class="n">tm_year</span> <span class="o">+</span> <span class="mi">299</span><span class="p">)</span> <span class="o">/</span> <span class="mi">400</span> <span class="p">))</span> <span class="o">*</span> <span class="mi">86400</span>
 327
 328     <span class="sd">### 結果</span>
 329     <span class="n">EpochSec</span> <span class="o">=</span> <span class="n">tm_sec</span> <span class="o">+</span> <span class="n">tm_min</span> <span class="o">+</span> <span class="n">tm_hour</span> <span class="o">+</span> <span class="n">tm_yday</span> <span class="o">+</span> <span class="n">tm_year1</span> <span class="o">+</span> <span class="n">tm_year2</span> <span class="o">-</span> <span class="n">tm_year3</span> <span class="o">+</span> <span class="n">tm_year4</span>
 330
 331 <span class="k">return</span> <span class="n">EpochSec</span>
 332 </pre></div>
 333 </div>
 334 </div>
 335 </div>
 336
 337
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 343 <ul>
 344 <li><a class="reference internal" href="#">日付と時刻</a><ul>
 345 <li><a class="reference internal" href="#clock">Clock() 関数</a></li>
 346 <li><a class="reference internal" href="#clockspersecond">ClocksPerSecond() 関数</a></li>
 347 <li><a class="reference internal" href="#time">Time() 関数</a></li>
 348 <li><a class="reference internal" href="#date">Date() 関数</a></li>
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