3v4l.org

run code in 300+ PHP versions simultaneously
<?php //ini_set('memory_limit', '1M'); register_shutdown_function(function(){ echo "SHUTDOWN"; echo PHP_EOL; $error = error_get_last(); if (isset($error)) { if (0 === strpos($error['message'], 'Allowed memory size')) { // ini_set('memory_limit', -1); w('AFTER ERROR'); } } }); w('FIRST'); function w($a) { echo $a; echo PHP_EOL; $r = 1000000; while($r--) { $m = str_repeat('a', 100000000); echo memory_get_usage() . ":" . rand(1,4) ; echo PHP_EOL; } } echo "WORK FINE";

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)
7.4.00.0100.01014.61
7.3.120.0060.01314.97
7.3.110.0070.01115.06
7.3.100.0030.01414.90
7.3.90.0110.00714.72
7.3.80.0070.00715.00
7.3.70.0030.01015.01
7.3.60.0040.00414.96
7.3.50.0030.01214.77
7.3.40.0070.00714.95
7.3.30.0030.01414.72
7.3.20.0070.00716.61
7.3.10.0000.01716.71
7.3.00.0030.00716.87
7.2.250.0040.01415.32
7.2.240.0070.01315.00
7.2.230.0070.01015.27
7.2.220.0070.00714.73
7.2.210.0040.01515.34
7.2.200.0070.00715.08
7.2.190.0000.01615.06
7.2.180.0070.01015.15
7.2.170.0030.00915.18
7.2.00.0180.00319.47
7.1.330.0060.00715.64
7.1.320.0100.00015.82
7.1.310.0030.01415.74
7.1.300.0030.00915.81
7.1.290.0110.00415.74
7.1.280.0000.00915.52
7.1.270.0040.01115.73
7.1.260.0090.00015.61
7.1.70.0040.00417.14
7.1.60.0100.01319.22
7.1.50.0030.01716.89
7.1.00.0070.06722.29
7.0.200.0080.00816.79
7.0.140.0070.07322.00
7.0.100.0470.07719.88
7.0.90.0430.08020.01
7.0.80.0470.07320.14
7.0.70.0400.03019.91
7.0.60.0170.08720.00
7.0.50.0500.08020.39
7.0.40.0170.07720.04
7.0.30.0100.08020.13
7.0.20.0170.07320.13
7.0.10.0070.08319.99
7.0.00.0000.09320.14
5.6.280.0000.07320.79
5.6.250.0070.08020.50
5.6.240.0170.07020.70
5.6.230.0100.08320.61
5.6.220.0100.06720.56
5.6.210.0100.10720.56
5.6.200.0000.08320.95
5.6.190.0130.08021.03
5.6.180.0030.08721.18
5.6.170.0130.07321.14
5.6.160.0100.07720.95
5.6.150.0030.08321.02
5.6.140.0070.08021.12
5.6.130.0030.08721.09
5.6.120.0070.08720.96
5.6.110.0100.05321.17
5.6.100.0100.07320.99
5.6.90.0270.05021.00
5.6.80.0100.05320.45
5.6.70.0070.04720.52
5.6.60.0170.07020.48
5.6.50.0030.05720.48
5.6.40.0100.07320.41
5.6.30.0130.06320.54
5.6.20.0130.07720.38
5.6.10.0030.05720.31
5.6.00.0130.04320.39
5.5.380.0100.07720.36
5.5.370.0100.07720.36
5.5.360.0070.08720.45
5.5.350.0130.07020.48
5.5.340.0030.09020.89
5.5.330.0030.07720.84
5.5.320.0130.06720.91
5.5.310.0070.05020.89
5.5.300.0100.07720.93
5.5.290.0070.08720.79
5.5.280.0070.08720.90
5.5.270.0070.05320.93
5.5.260.0100.07720.63
5.5.250.0170.04320.58
5.5.240.0130.06320.32
5.5.230.0100.08320.27
5.5.220.0030.08320.29
5.5.210.0100.05020.27
5.5.200.0070.07020.23
5.5.190.0030.04720.27
5.5.180.0030.08020.16
5.5.160.0070.06720.23
5.5.150.0130.06020.25
5.5.140.0070.04020.11
5.5.130.0070.07720.19
5.5.120.0070.06320.27
5.5.110.0100.05020.26
5.5.100.0070.04720.11
5.5.90.0100.07319.98
5.5.80.0170.07720.17
5.5.70.0000.05320.09
5.5.60.0130.05020.02
5.5.50.0100.08020.16
5.5.40.0170.07020.09
5.5.30.0100.06720.09
5.5.20.0130.06720.03
5.5.10.0030.04319.97
5.5.00.0030.04320.04
5.4.450.0100.05019.38
5.4.440.0070.07719.50
5.4.430.0100.08019.53
5.4.420.0130.07019.50
5.4.410.0130.07719.15
5.4.400.0130.07019.08
5.4.390.0130.07018.88
5.4.380.0130.07019.18
5.4.370.0130.06719.03
5.4.360.0070.04319.21
5.4.350.0070.07018.98
5.4.340.0000.05319.16
5.4.320.0070.07019.04
5.4.310.0070.04718.90
5.4.300.0100.05719.17
5.4.290.0000.08019.12
5.4.280.0000.08319.04
5.4.270.0070.07319.12
5.4.260.0100.07019.14
5.4.250.0170.06719.12
5.4.240.0100.07318.84
5.4.230.0130.06318.87
5.4.220.0130.06018.84
5.4.210.0070.04718.87
5.4.200.0030.06019.15
5.4.190.0100.07319.22
5.4.180.0100.07319.02
5.4.170.0100.05718.90
5.4.160.0030.08019.18
5.4.150.0070.07319.11
5.4.140.0100.03016.38
5.4.130.0000.07716.47
5.4.120.0130.06316.49
5.4.110.0100.07016.42
5.4.100.0100.03716.49
5.4.90.0070.07316.49
5.4.80.0100.06716.38
5.4.70.0070.06716.55
5.4.60.0100.06316.48
5.4.50.0070.04016.46
5.4.40.0030.07316.30
5.4.30.0030.07316.40
5.4.20.0070.05716.46
5.4.10.0070.06016.43
5.4.00.0070.07315.90
5.3.290.0130.04014.81
5.3.280.0070.07314.65
5.3.270.0070.04314.62
5.3.260.0100.04014.67
5.3.250.0000.04314.62
5.3.240.0000.04314.65
5.3.230.0070.06714.60
5.3.220.0000.08314.70
5.3.210.0030.04014.63
5.3.200.0100.07014.58
5.3.190.0070.07714.68
5.3.180.0100.07314.68
5.3.170.0070.06714.52
5.3.160.0100.07314.55
5.3.150.0070.03314.52
5.3.140.0030.07314.68
5.3.130.0070.07714.50
5.3.120.0030.06714.69
5.3.110.0070.07714.66
5.3.100.0130.06314.07
5.3.90.0070.07014.01
5.3.80.0100.07014.04
5.3.70.0000.08013.91
5.3.60.0000.07713.93
5.3.50.0070.07714.07
5.3.40.0030.06714.01
5.3.30.0030.04013.96
5.3.20.0100.07013.60
5.3.10.0030.07713.57
5.3.00.0070.04013.55
5.2.170.0070.06011.14
5.2.160.0100.05711.14
5.2.150.0070.03011.16
5.2.140.0070.06011.14
5.2.130.0100.05711.06
5.2.120.0070.06011.06
5.2.110.0030.06010.96
5.2.100.0070.06011.14
5.2.90.0030.05710.89
5.2.80.0030.05011.16
5.2.70.0030.06311.04
5.2.60.0000.05710.89
5.2.50.0070.06011.00
5.2.40.0030.03311.05
5.2.30.0070.06311.04
5.2.20.0000.06310.84
5.2.10.0070.05710.90
5.2.00.0100.05310.74
5.1.60.0000.0539.98
5.1.50.0030.05010.02
5.1.40.0030.0579.82
5.1.30.0030.05710.38
5.1.20.0070.05710.41
5.1.10.0030.05310.11
5.1.00.0030.03710.08
5.0.50.0070.0408.79
5.0.40.0070.0278.79
5.0.30.0030.0638.79
5.0.20.0070.0408.79
5.0.10.0070.0408.79
5.0.00.0000.0538.79
4.4.90.0000.0238.79
4.4.80.0030.0338.79
4.4.70.0030.0178.79
4.4.60.0000.0378.79
4.4.50.0030.0208.79
4.4.40.0000.0378.79
4.4.30.0000.0238.79
4.4.20.0030.0378.79
4.4.10.0030.0378.79
4.4.00.0030.0508.79
4.3.110.0000.0278.79
4.3.100.0000.0278.79
4.3.90.0000.0308.79
4.3.80.0030.0508.79
4.3.70.0000.0338.79
4.3.60.0100.0278.79
4.3.50.0070.0338.79
4.3.40.0030.0478.79
4.3.30.0000.0338.79
4.3.20.0030.0308.79
4.3.10.0000.0408.79
4.3.00.0000.0438.79

preferences:
37.14 ms | 401 KiB | 5 Q