3v4l.org

run code in 300+ PHP versions simultaneously
<?php // ridefinisce la costante dell'errore utente - solo PHP 4 define (FATAL,E_USER_ERROR); define (ERROR,E_USER_WARNING); define (WARNING,E_USER_NOTICE); // configura il livello di restituzione errore per questo script error_reporting (FATAL | ERROR | WARNING); // funzione di gestione dell'errore function myErrorHandler ($errno, $errstr, $errfile, $errline) { switch ($errno) { case FATAL: echo "<b>FATAL</b> [$errno] $errstr<br>\n"; echo " Fatal error in line ".$errline." of file ".$errfile; echo ", PHP ".PHP_VERSION." (".PHP_OS.")<br>\n"; echo "Aborting...<br>\n"; break; case ERROR: echo "<b>ERROR</b> [$errno] $errstr<br>\n"; break; case WARNING: echo "<b>WARNING</b> [$errno] $errstr<br>\n"; break; default: echo "Unkown error type: [$errno] $errstr<br>\n"; break; } } // funzione di prova del gestore di errore function scale_by_log ($vect, $scale) { if ( !is_numeric($scale) || $scale <= 0 ) trigger_error("log(x) for x <= 0 is undefined, you used: scale = $scale", FATAL); if (!is_array($vect)) { trigger_error("Incorrect input vector, array of values expected", ERROR); return null; } for ($i=0; $i<count($vect); $i++) { if (!is_numeric($vect[$i])) trigger_error("Value at position $i is not a number, using 0 (zero)", WARNING); $temp[$i] = log($scale) * $vect[$i]; } return $temp; } // configura il gestore dell'errore definito dall'utente $old_error_handler = set_error_handler("myErrorHandler"); // attiva alcuni errori, definendo prima un array misto con elementi non numerici echo "vector a\n"; $a = array(2,3,"foo",5.5,43.3,21.11); print_r($a); // genera il secondo array, generando un avviso echo "----\nvector b - a warning (b = log(PI) * a)\n"; $b = scale_by_log($a, M_PI); print_r($b); // questo è il problema, passiamo una stringa al posto di un array echo "----\nvector c - an error\n"; $c = scale_by_log("not array",2.3); var_dump($c); // errore critico, il log di zero o di un numero negativo non è definito echo "----\nvector d - fatal error\n"; $d = scale_by_log($a, -2.5); ?>

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).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0130.00718.36
8.3.50.0260.00821.92
8.3.40.0190.00018.88
8.3.30.0040.01120.39
8.3.20.0040.00418.80
8.3.10.0050.00320.92
8.3.00.0060.00319.80
8.2.180.0110.01116.50
8.2.170.0140.00022.96
8.2.160.0110.00420.52
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0000.00819.96
8.2.110.0090.00019.45
8.2.100.0000.01117.72
8.2.90.0040.00419.05
8.2.80.0050.00319.46
8.2.70.0050.00317.50
8.2.60.0000.00817.93
8.2.50.0000.01018.07
8.2.40.0000.00819.79
8.2.30.0040.00421.27
8.2.20.0050.00317.64
8.2.10.0040.00417.75
8.2.00.0040.00817.63
8.1.280.0120.00625.92
8.1.270.0000.00823.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0100.00022.42
8.1.230.0080.00320.97
8.1.220.0000.00918.77
8.1.210.0050.00318.95
8.1.200.0040.00817.23
8.1.190.0050.00217.39
8.1.180.0030.00518.10
8.1.170.0030.00518.65
8.1.160.0000.00718.85
8.1.150.0000.00718.59
8.1.140.0000.00717.40
8.1.130.0000.00717.68
8.1.120.0060.00617.45
8.1.110.0080.00017.44
8.1.100.0050.00317.41
8.1.90.0040.00417.29
8.1.80.0000.00917.27
8.1.70.0030.00317.36
8.1.60.0100.00017.57
8.1.50.0070.00017.51
8.1.40.0000.00717.38
8.1.30.0080.00017.43
8.1.20.0040.00417.62
8.1.10.0000.00817.43
8.1.00.0080.00417.32
8.0.300.0000.00719.89
8.0.290.0040.00417.15
8.0.280.0070.00018.46
8.0.270.0070.00017.31
8.0.260.0050.00216.89
8.0.250.0000.00717.00
8.0.240.0060.00316.91
8.0.230.0040.00417.00
8.0.220.0000.00716.83
8.0.210.0080.00016.93
8.0.200.0030.00316.96
8.0.190.0000.00817.02
8.0.180.0000.00817.00
8.0.170.0000.00716.83
8.0.160.0050.00316.90
8.0.150.0040.00416.81
8.0.140.0040.00416.88
8.0.130.0030.00613.35
8.0.120.0040.00416.94
8.0.110.0000.00816.86
8.0.100.0070.00016.83
8.0.90.0050.00317.02
8.0.80.0100.00717.03
8.0.70.0020.00516.82
8.0.60.0070.00017.04
8.0.50.0000.00816.80
8.0.30.0110.01117.13
8.0.20.0110.00817.40
8.0.10.0000.00717.13
8.0.00.0080.01016.77
7.4.330.0000.00616.91
7.4.320.0060.00016.72
7.4.300.0080.00016.88
7.4.290.0040.00416.69
7.4.280.0040.00416.86
7.4.270.0040.00416.77
7.4.260.0000.00513.56
7.4.250.0080.00016.81
7.4.240.0040.00416.77
7.4.230.0030.00316.93
7.4.220.0030.01516.63
7.4.210.0080.00816.76
7.4.200.0040.00416.59
7.4.190.0000.00716.95
7.4.160.0110.01316.50
7.4.150.0090.00917.40
7.4.140.0130.00517.86
7.4.130.0200.00316.70
7.4.120.0120.00716.77
7.4.110.0130.01016.53
7.4.100.0110.00816.74
7.4.90.0110.01116.56
7.4.80.0070.01119.39
7.4.70.0080.00816.62
7.4.60.0130.00316.53
7.4.50.0000.00916.82
7.4.40.0030.01222.77
7.4.30.0090.00916.84
7.4.00.0070.00714.96
7.3.330.0000.00513.76
7.3.320.0070.00013.69
7.3.310.0050.00216.72
7.3.300.0000.00716.64
7.3.290.0030.01316.55
7.3.280.0080.00816.59
7.3.270.0140.00417.40
7.3.260.0080.01018.24
7.3.250.0090.01216.56
7.3.240.0140.00316.58
7.3.230.0110.00816.75
7.3.210.0080.01016.72
7.3.200.0220.00019.39
7.3.190.0100.01316.70
7.3.180.0090.00916.49
7.3.170.0160.00316.56
7.3.160.0090.00616.81
7.3.120.0060.00915.21
7.2.330.0110.00816.86
7.2.320.0160.00316.51
7.2.310.0170.00416.89
7.2.300.0110.00716.73
7.2.290.0060.01017.00
7.2.60.0100.00317.20
7.2.50.0140.00317.43
7.2.00.0030.00919.38
7.1.200.0040.00815.56
7.1.100.0070.00718.62
7.1.70.0050.00217.46
7.1.60.0140.01019.24
7.1.50.0090.01217.28
7.1.00.0000.03722.79
7.0.200.0080.00416.94
7.0.140.0000.07722.27
7.0.110.0800.08320.50
7.0.100.0830.08020.50
7.0.90.0730.08320.53
7.0.80.0800.07720.45
7.0.70.0830.08320.29
7.0.60.0730.07020.45
7.0.50.0970.07020.52
7.0.40.0070.07720.13
7.0.30.0000.09020.16
7.0.20.0170.07020.12
7.0.10.0100.05020.03
7.0.00.0170.07720.08
5.6.280.0070.07021.39
5.6.260.0170.07321.07
5.6.250.0130.05021.01
5.6.240.0070.05021.05
5.6.230.0030.09021.13
5.6.220.0030.08321.01
5.6.210.0070.07721.09
5.6.200.0100.08021.28
5.6.190.0030.08321.27
5.6.180.0170.07320.98
5.6.170.0070.07720.95
5.6.160.0070.08021.13
5.6.150.0100.08021.04
5.6.140.0130.07721.00
5.6.130.0100.07721.01
5.6.120.0170.08021.03
5.6.110.0170.06721.00
5.6.100.0070.08321.11
5.6.90.0100.07721.02
5.6.80.0130.07320.46
5.6.70.0170.07020.37
5.6.60.0100.05720.20
5.6.50.0000.08320.52
5.6.40.0030.08020.18
5.6.30.0070.07320.49
5.6.20.0000.07720.28
5.6.10.0100.06320.27
5.6.00.0070.07720.63
5.5.380.0030.08320.68
5.5.370.0070.08320.93
5.5.360.0100.07721.04
5.5.350.0070.08720.53
5.5.340.0100.05721.34
5.5.330.0100.08721.26
5.5.320.0070.08021.29
5.5.310.0130.06321.37
5.5.300.0070.08721.23
5.5.290.0130.07721.20
5.5.280.0100.07721.23
5.5.270.0100.08721.33
5.5.260.0030.08721.10
5.5.250.0070.08321.06
5.5.240.0130.06020.75
5.5.230.0070.06320.61
5.5.220.0070.08020.60
5.5.210.0170.07720.63
5.5.200.0130.07320.62
5.5.190.0070.08020.70
5.5.180.0030.07720.72
5.5.160.0170.06720.64
5.5.150.0100.07020.74
5.5.140.0000.07320.60
5.5.130.0070.04020.68
5.5.120.0070.08320.61
5.5.110.0030.08720.59
5.5.100.0100.05020.62
5.5.90.0100.07320.41
5.5.80.0000.08020.52
5.5.70.0030.08720.41
5.5.60.0130.07020.47
5.5.50.0030.07320.45
5.5.40.0030.04720.60
5.5.30.0030.08320.41
5.5.20.0100.07720.59
5.5.10.0100.07320.58
5.5.00.0130.08020.48
5.4.450.0170.08319.95
5.4.440.0130.07719.73
5.4.430.0070.04719.81
5.4.420.0100.07719.81
5.4.410.0030.08719.75
5.4.400.0200.07019.54
5.4.390.0170.07019.32
5.4.380.0100.07019.64
5.4.370.0030.04719.59
5.4.360.0000.08719.63
5.4.350.0170.06719.63
5.4.340.0030.08319.38
5.4.320.0170.07019.50
5.4.310.0130.07019.45
5.4.300.0000.08019.42
5.4.290.0130.06319.56
5.4.280.0030.04019.64
5.4.270.0100.04719.60
5.4.260.0070.07719.32
5.4.250.0100.06719.45
5.4.240.0130.06719.32
5.4.230.0070.07319.45
5.4.220.0170.07019.50
5.4.210.0100.05019.45
5.4.200.0070.04319.44
5.4.190.0100.07019.64
5.4.180.0030.07019.54
5.4.170.0200.05019.36
5.4.160.0100.06719.30
5.4.150.0100.05019.52
5.4.140.0130.06016.79
5.4.130.0000.07016.95
5.4.120.0070.07716.90
5.4.110.0000.08016.91
5.4.100.0170.06716.94
5.4.90.0100.06716.95
5.4.80.0030.07316.81
5.4.70.0130.06716.91
5.4.60.0030.04316.93
5.4.50.0070.06716.75
5.4.40.0100.06716.90
5.4.30.0130.06716.90
5.4.20.0130.06316.78
5.4.10.0030.07716.89
5.4.00.0000.04716.34
5.3.290.0100.06714.97
5.3.280.0030.05015.16
5.3.270.0130.07315.20
5.3.260.0100.05015.03
5.3.250.0070.07715.05
5.3.240.0100.06715.13
5.3.230.0100.06714.94
5.3.220.0030.07714.95
5.3.210.0030.07715.15
5.3.200.0130.06715.02
5.3.190.0030.08014.85
5.3.180.0030.08014.87
5.3.170.0070.06714.96
5.3.160.0100.07315.15
5.3.150.0100.07015.11
5.3.140.0000.05015.01
5.3.130.0070.07714.89
5.3.120.0070.08015.00
5.3.110.0030.08314.85
5.3.100.0030.06014.33
5.3.90.0030.06014.42
5.3.80.0200.06314.39
5.3.70.0000.07714.54
5.3.60.0030.05714.25
5.3.50.0070.07314.34
5.3.40.0100.06714.27
5.3.30.0000.08014.29
5.3.20.0070.05314.00
5.3.10.0030.04314.21
5.3.00.0030.06714.06
5.2.170.0070.06012.00
5.2.160.0030.04712.00
5.2.150.0100.05712.00
5.2.140.0030.07012.00
5.2.130.0100.05712.00
5.2.120.0100.05012.00
5.2.110.0000.06712.00
5.2.100.0030.03712.00
5.2.90.0070.06012.00
5.2.80.0100.05712.00
5.2.70.0030.05712.00
5.2.60.0000.06712.00
5.2.50.0070.06012.00
5.2.40.0100.05712.00
5.2.30.0070.06012.00
5.2.20.0100.04312.00
5.2.10.0070.05312.00
5.2.00.0030.06712.00
5.1.60.0030.04712.00
5.1.50.0100.04712.00
5.1.40.0030.02712.00
5.1.30.0100.03312.00
5.1.20.0070.04012.00
5.1.10.0070.05012.00
5.1.00.0030.05712.00
5.0.50.0070.04312.01
5.0.40.0000.03712.01
5.0.30.0030.05012.09
5.0.20.0070.02012.09
5.0.10.0030.04312.09
5.0.00.0030.06712.09
4.4.90.0030.03312.00
4.4.80.0070.02712.00
4.4.70.0030.03012.00
4.4.60.0070.03012.00
4.4.50.0030.02312.00
4.4.40.0070.04712.00
4.4.30.0070.02712.00
4.4.20.0000.03312.00
4.4.10.0030.02012.01
4.4.00.0070.05012.01
4.3.110.0070.01712.02
4.3.100.0000.02712.09
4.3.90.0000.03712.09
4.3.80.0100.03012.09
4.3.70.0030.01712.09
4.3.60.0030.03312.09
4.3.50.0070.03012.09
4.3.40.0030.05312.09
4.3.30.0000.04012.09
4.3.20.0030.03012.09
4.3.10.0000.02712.09
4.3.00.0000.03712.09

preferences:
41.42 ms | 401 KiB | 5 Q