Ejemplo n.º 1
0
<?php

/*
 $Id: nestedloop.php,v 1.1 2004/02/16 14:35:19 tim Exp $
 http://www.bagley.org/~doug/shootout/
*/
$n = $argc == 2 ? $argv[1] : 100;
nestedloop($n);
function nestedloop($n)
{
    $x = 0;
    for ($a = 0; $a < $n; $a++) {
        for ($b = 0; $b < $n; $b++) {
            for ($f = 0; $f < $n; $f++) {
                $x++;
            }
        }
    }
    print "{$x}\n";
}
Ejemplo n.º 2
0
simpleudcall();
$t = end_test($t, "simpleudcall");
mandel();
$t = end_test($t, "mandel");
mandel2();
$t = end_test($t, "mandel2");
ackermann(7);
$t = end_test($t, "ackermann(7)");
ary(50000);
$t = end_test($t, "ary(50000)");
ary2(50000);
$t = end_test($t, "ary2(50000)");
ary3(2000);
$t = end_test($t, "ary3(2000)");
fibo(30);
$t = end_test($t, "fibo(30)");
hash1(50000);
$t = end_test($t, "hash1(50000)");
hash2(500);
$t = end_test($t, "hash2(500)");
heapsort(20000);
$t = end_test($t, "heapsort(20000)");
matrix(20);
$t = end_test($t, "matrix(20)");
nestedloop(12);
$t = end_test($t, "nestedloop(12)");
sieve(30);
$t = end_test($t, "sieve(30)");
strcat(200000);
$t = end_test($t, "strcat(200000)");
total($t0, "Total");
Ejemplo n.º 3
0
function main_function()
{
    for ($i = 0; $i < 100; ++$i) {
        ackermann(4);
        ary(50000);
        ary2(50000);
        ary3(100);
        fibo(23);
        hash1(10000);
        hash2(200);
        heapsort(2000);
        matrix(3);
        nestedloop(8);
        sieve(5);
        strcat(80000);
        binary_trees(7);
        fannkuch(6);
    }
}
Ejemplo n.º 4
0
    return $t['sec'] + $t['usec'] / 1000000;
}
function start_test()
{
    ob_start();
    return getmicrotime();
}
function end_test($start, $name)
{
    global $total;
    $end = getmicrotime();
    ob_end_clean();
    $total += $end - $start;
    $num = number_format($end - $start, 3);
    $pad = str_repeat(" ", 24 - strlen($name) - strlen($num));
    echo $name . $pad . $num . "\n";
    ob_start();
    return getmicrotime();
}
function total()
{
    global $total;
    $pad = str_repeat("-", 24);
    echo $pad . "\n";
    $num = number_format($total, 3);
    $pad = str_repeat(" ", 24 - strlen("Total") - strlen($num));
    echo "Total" . $pad . $num . "\n";
}
$t0 = $t = start_test();
nestedloop(14);
$t = end_test($t, "nestedloop(12)");
Ejemplo n.º 5
0
function main_function()
{
    ackermann(2);
    ary(500);
    ary2(500);
    ary3(5);
    fibo(13);
    hash1(100);
    hash2(20);
    heapsort(200);
    matrix(3);
    nestedloop(3);
    sieve(1);
    strcat(80);
    binary_trees(3);
    fannkuch(6);
}
Ejemplo n.º 6
0
<?php

function nestedloop($n)
{
    $x = 0;
    for ($a = 0; $a < $n; $a++) {
        for ($b = 0; $b < $n; $b++) {
            for ($c = 0; $c < $n; $c++) {
                for ($d = 0; $d < $n; $d++) {
                    for ($e = 0; $e < $n; $e++) {
                        for ($f = 0; $f < $n; $f++) {
                            $x++;
                        }
                    }
                }
            }
        }
    }
    print "{$x}\n";
}
nestedloop(2);
Ejemplo n.º 7
0
 static function nestedloop()
 {
     Timing::Start("nestedloop.php");
     nestedloop(100);
     Timing::Stop();
 }