Current File : //www/varak.net/wiki.varak.net/maintenance/benchmarks/bench_if_switch.php
<?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 BenchIfSwitch extends Benchmarker {
public function __construct() {
parent::__construct();
$this->addDescription( 'Benchmark if elseif... versus switch case.' );
}
public function execute() {
$this->bench( [
[ 'function' => [ $this, 'doElseIf' ] ],
[ 'function' => [ $this, 'doSwitch' ] ],
] );
}
// bench function 1
protected 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
protected 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 = BenchIfSwitch::class;
require_once RUN_MAINTENANCE_IF_MAIN;
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