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原标题:Hadoop streaming php environmental variables
  • 时间:2012-04-21 23:53:59
  •  标签:
  • php
  • hadoop

我如何利用Sphp在地图绘制中获取投入档案名称?

最佳回答

如以下所述:rel=“nofollow” here,就php而言,地图缩略模板是:

01  function map ($filename, $content) {
02      foreach (explode(  , $content) as $word) {
03          collect($word, 1);
04      }
05  }
06   
07  function reduce($word, $values) {
08      $numWordCount = 0;
09   
10      foreach ($values as $value) {
11          $numWordCount += $value;
12      }
13   
14      collect($word, $numWordCount);

现在,可在网站上?

问题回答

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