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A function that calculates the running time of a php page

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Release： 2016-07-25 09:07:21
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  3. /*

  4. Calculate php program running time
  5. */
  6. function microtime_float()
  7. {
  8. list($usec, $sec) = explode(" ", microtime( ));
  9. return ((float)$usec + (float)$sec);
  10. }

  11. //Start timing and put it on the head

  12. $starttime = microtime_float();
  13. / /End the timer and put it at the bottom
  14. $runtime = number_format((microtime_float() – $starttime), 4).'s';
  15. //Output
  16. echo 'RunTime:'.$runtime;
  17. ?>< /p>
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一个计算php页面运行时间的函数
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