$function) {
if (!function_exists($function)) unset($stringFunctions[$key]);
}
$string = "the quick brown fox jumps over the lazy dog";
for ($i=0; $i < $count; $i++) {
foreach ($stringFunctions as $function) {
$r = call_user_func_array($function, array($string));
}
}
return number_format(microtime(true) - $time_start, 3);
}
function test_Loops($count = 19000000) {
$time_start = microtime(true);
for($i = 0; $i < $count; ++$i);
$i = 0; while($i < $count) ++$i;
return number_format(microtime(true) - $time_start, 3);
}
function test_Math($count = 140000) {
$time_start = microtime(true);
$mathFunctions = array("abs", "acos", "asin", "atan", "bindec", "floor", "exp", "sin", "tan", "pi", "is_finite", "is_nan", "sqrt");
foreach ($mathFunctions as $key => $function) {
if (!function_exists($function)) unset($mathFunctions[$key]);
}
for ($i=0; $i < $count; $i++) {
foreach ($mathFunctions as $function) {
$r = call_user_func_array($function, array($i));
}
}
return number_format(microtime(true) - $time_start, 3);
}
function test_IfElse($count = 9000000) {
$time_start = microtime(true);
for ($i=0; $i < $count; $i++) {
if ($i == -1) {
} elseif ($i == -2) {
} else if ($i == -3) {
}
}
return number_format(microtime(true) - $time_start, 3);
}
$time_start = micro_time();
sleep(1);
$time_stop = micro_time();
$time_overall = bcsub($time_stop, $time_start, 6);
echo "
";
echo "";
$kb=512;
echo "Streaming $kb Kb... Execution speed is - ". round($kb / $deltat, 3)."Kb/s";
echo "";
echo "
";
echo "";
?>
| Execution time | $time_overall sec | "; echo "
| StringManipulation Time | ".test_StringManipulation()." sec | "; echo "
| Loops | ".test_Loops()." sec | "; echo "
| Math Functions | ".test_Math()." sec | "; echo "
| IfElse Conditions | ".test_IfElse()." sec | "; echo "
Post a Comment