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<?php
/**
* Benchmark if elseif... versus switch case.
*
* This come from r75429 message
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Benchmark
* @author Platonides
*/
require_once( __DIR__ . '/Benchmarker.php' );
/**
* Maintenance script that benchmark if elseif... versus switch case.
*
* @ingroup Maintenance
*/
class bench_if_switch extends Benchmarker {
public function __construct() {
parent::__construct();
$this->mDescription = "Benchmark if elseif... versus switch case.";
}
public function execute() {
$this->bench( array(
array( 'function' => array( $this, 'doElseIf' ) ),
array( 'function' => array( $this, 'doSwitch' ) ),
));
print $this->getFormattedResults();
}
// bench function 1
function doElseIf() {
$a = 'z';
if( $a == 'a') {}
elseif( $a == 'b') {}
elseif( $a == 'c') {}
elseif( $a == 'd') {}
elseif( $a == 'e') {}
elseif( $a == 'f') {}
elseif( $a == 'g') {}
elseif( $a == 'h') {}
elseif( $a == 'i') {}
elseif( $a == 'j') {}
elseif( $a == 'k') {}
elseif( $a == 'l') {}
elseif( $a == 'm') {}
elseif( $a == 'n') {}
elseif( $a == 'o') {}
elseif( $a == 'p') {}
else {}
}
// bench function 2
function doSwitch() {
$a = 'z';
switch( $a ) {
case 'b': break;
case 'c': break;
case 'd': break;
case 'e': break;
case 'f': break;
case 'g': break;
case 'h': break;
case 'i': break;
case 'j': break;
case 'k': break;
case 'l': break;
case 'm': break;
case 'n': break;
case 'o': break;
case 'p': break;
default:
}
}
}
$maintClass = 'bench_if_switch';
require_once( RUN_MAINTENANCE_IF_MAIN );
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