@ 2013-10-25T11:55:34Z <?php
// attiveremo la nostra gestione degli errori
error_reporting(0);
// funzione personalizzata di gestione dell'errore
function userErrorHandler($errno, $errmsg, $filename, $linenum, $vars)
{
// orario per la registrazione
$dt = date("Y-m-d H:i:s (T)");
// definisce una matrice associativa con i messaggi di errore
// in realtà i soli campi che saranno considerati sono
// E_WARNING, E_NOTICE, E_USER_ERROR,
// E_USER_WARNING and E_USER_NOTICE
$errortype = array (
E_ERROR => "Error",
E_WARNING => "Warning",
E_PARSE => "Parsing Error",
E_NOTICE => "Notice",
E_CORE_ERROR => "Core Error",
E_CORE_WARNING => "Core Warning",
E_COMPILE_ERROR => "Compile Error",
E_COMPILE_WARNING => "Compile Warning",
E_USER_ERROR => "User Error",
E_USER_WARNING => "User Warning",
E_USER_NOTICE => "User Notice",
E_STRICT => "Runtime Notice"
);
// indica gli errori per i quali fare salvare la trace delle variabili
$user_errors = array(E_USER_ERROR, E_USER_WARNING, E_USER_NOTICE);
$err = "<errorentry>\n";
$err .= "\t<datetime>" . $dt . "</datetime>\n";
$err .= "\t<errornum>" . $errno . "</errornum>\n";
$err .= "\t<errortype>" . $errortype[$errno] . "</errortype>\n";
$err .= "\t<errormsg>" . $errmsg . "</errormsg>\n";
$err .= "\t<scriptname>" . $filename . "</scriptname>\n";
$err .= "\t<scriptlinenum>" . $linenum . "</scriptlinenum>\n";
if (in_array($errno, $user_errors)) {
$err .= "\t<vartrace>" . wddx_serialize_value($vars, "Variables") . "</vartrace>\n";
}
$err .= "</errorentry>\n\n";
// for testing
// echo $err;
// salva nell'errorlog e invia un e-mail se vi sono errori critici
// error_log($err, 3, "/usr/local/php4/error.log");
// // if ($errno == E_USER_ERROR) {
// mail("phpdev@example.com", "Critical User Error", $err);
// }
// }
function distance($vect1, $vect2)
{
if (!is_array($vect1) || !is_array($vect2)) {
trigger_error("Incorrect parameters, arrays expected", E_USER_ERROR);
return NULL;
}
if (count($vect1) != count($vect2)) {
trigger_error("Vectors need to be of the same size", E_USER_ERROR);
return NULL;
}
for ($i=0; $i<count($vect1); $i++) {
$c1 = $vect1[$i]; $c2 = $vect2[$i];
$d = 0.0;
if (!is_numeric($c1)) {
trigger_error("Coordinate $i in vector 1 is not a number, using zero",
E_USER_WARNING);
$c1 = 0.0;
}
if (!is_numeric($c2)) {
trigger_error("Coordinate $i in vector 2 is not a number, using zero",
E_USER_WARNING);
$c2 = 0.0;
}
$d += $c2*$c2 - $c1*$c1;
}
return sqrt($d);
}
$old_error_handler = set_error_handler("userErrorHandler");
// variabile non definita, genera un warning
$t = I_AM_NOT_DEFINED;
// definisce dei vettori
$a = array(2, 3, "foo");
$b = array(5.5, 4.3, -1.6);
$c = array(1, -3);
// genera un errore utente
$t1 = distance($c, $b) . "\n";
// un'altro errore utente
$t2 = distance($b, "i am not an array") . "\n";
// genera un warning
$t3 = distance($a, $b) . "\n";
print_r($t1);
?>
Enable javascript to submit You have javascript disabled. You will not be able to edit any code.
Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).
Version System time (s) User time (s) Memory (MiB) 5.4.21 0.009 0.036 12.43 5.4.20 0.011 0.047 12.42 5.4.19 0.010 0.043 12.41 5.4.18 0.019 0.055 12.42 5.4.17 0.011 0.043 12.43 5.4.16 0.010 0.047 12.42 5.4.15 0.012 0.052 12.41 5.4.14 0.011 0.041 12.10 5.4.13 0.015 0.037 12.09 5.4.12 0.010 0.038 12.05 5.4.11 0.019 0.056 12.05 5.4.10 0.016 0.047 12.05 5.4.9 0.009 0.041 12.05 5.4.8 0.010 0.040 12.05 5.4.7 0.009 0.039 12.04 5.4.6 0.010 0.038 12.04 5.4.5 0.016 0.051 12.04 5.4.4 0.018 0.054 12.03 5.4.3 0.018 0.052 12.03 5.4.2 0.017 0.053 12.02 5.4.1 0.010 0.039 12.03 5.4.0 0.009 0.046 11.52 5.3.27 0.012 0.043 12.73 5.3.26 0.019 0.055 12.72 5.3.25 0.013 0.049 12.72 5.3.24 0.015 0.042 12.72 5.3.23 0.014 0.042 12.71 5.3.22 0.017 0.058 12.69 5.3.21 0.019 0.056 12.69 5.3.20 0.017 0.055 12.69 5.3.19 0.015 0.059 12.68 5.3.18 0.018 0.056 12.68 5.3.17 0.012 0.040 12.68 5.3.16 0.020 0.055 12.68 5.3.15 0.017 0.059 12.68 5.3.14 0.014 0.059 12.67 5.3.13 0.015 0.045 12.66 5.3.12 0.016 0.062 12.67 5.3.11 0.018 0.060 12.66 5.3.10 0.014 0.059 12.15 5.3.9 0.015 0.058 12.13 5.3.8 0.010 0.041 12.12 5.3.7 0.028 0.064 12.12 5.3.6 0.010 0.040 12.11 5.3.5 0.018 0.053 12.05 5.3.4 0.014 0.058 12.05 5.3.3 0.015 0.054 12.01 5.3.2 0.018 0.054 11.79 5.3.1 0.012 0.046 11.76 5.3.0 0.009 0.043 11.74
preferences:dark mode live preview
144.66 ms | 1394 KiB | 7 Q