cvs: php4 /pear/Benchmark Iterate.php

mj Fri Mar 2 10:24:00 2001 EDT Modified files: /php4/pear/Benchmark Iterate.php Log: - added check for existing bcmath extensions to Benchmark/Iterate.php - did some cosmetic changes to Benchmark/Iterate.php Index: php4/pear/Benchmark/Iterate.php diff -u php4/pear/Benchmark/Iterate.php:1.4 php4/pear/Benchmark/Iterate.php:1.5 --- php4/pear/Benchmark/Iterate.php:1.4 Tue Jan 9 17:01:53 2001 +++ php4/pear/Benchmark/Iterate.php Fri Mar 2 10:23:59 2001 @@ -16,7 +16,7 @@ // | Authors: Sebastian Bergmann <sb@sebastian-bergmann.de> | // +----------------------------------------------------------------------+ // -// $Id: Iterate.php,v 1.4 2001/01/10 01:01:53 ssb Exp $ +// $Id: Iterate.php,v 1.5 2001/03/02 18:23:59 mj Exp $ // require_once 'Benchmark/Timer.php'; @@ -32,12 +32,12 @@ * * $benchmark = new Benchmark_Iterate; * -* $benchmark->run( 'my_function', 100 ); +* $benchmark->run('my_function', 100); * * $result = $benchmark->get(); * * @author Sebastian Bergmann <sb@sebastian-bergmann.de> -* @version $Revision: 1.4 $ +* @version $Revision: 1.5 $ * @access public */ @@ -59,13 +59,13 @@ for($i = 1; $i <= $iterations; $i++) { // set 'start' marker for current iteration - $this->set_marker('start_' . $i); + $this->set_marker('start_'.$i); // call function to be benchmarked call_user_func($function); // set 'end' marker for current iteration - $this->set_marker('end_' . $i); + $this->set_marker('end_'.$i); } } @@ -75,9 +75,9 @@ /** * Returns benchmark result. * - * $result[ x ] = execution time of iteration x - * $result[ 'mean' ] = mean execution time - * $result[ 'iterations' ] = number of iterations + * $result[x ] = execution time of iteration x + * $result['mean' ] = mean execution time + * $result['iterations'] = number of iterations * * @return array $result * @access public @@ -97,20 +97,28 @@ for($i = 1; $i <= $iterations; $i++) { // get elapsed time for current iteration - $time = $this->time_elapsed('start_' . $i , 'end_' . $i); + $time = $this->time_elapsed('start_'.$i , 'end_'.$i); // sum up total time spent - $total = bcadd($total, $time, 6); - + if (extension_loaded('bcmath')) { + $total = bcadd($total, $time, 6); + } else { + $total = $total + $time; + } + // store time - $result[ $i ] = $time; + $result[$i] = $time; } // calculate and store mean time - $result[ 'mean' ] = bcdiv($total, $iterations, 6); + if (extension_loaded('bcmath')) { + $result['mean'] = bcdiv($total, $iterations, 6); + } else { + $result['mean'] = $total / $iterations; + } // store iterations - $result[ 'iterations' ] = $iterations; + $result['iterations'] = $iterations; // return result array return $result;