3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x(){ throw new Exception; } try { $a = 'meukee'; $x = $a ?? x(); var_dump($x); $a = null; $x = $a ?? x(); var_dump($x); } catch (Exception $e) { var_dump($x); # unchanged }

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)
8.4.130.0140.00617.57
8.4.120.0120.00822.31
8.4.110.0120.00718.95
8.4.100.0120.00917.77
8.4.90.0120.00517.86
8.4.80.0040.00418.03
8.4.70.0120.00819.71
8.4.60.0120.00618.74
8.4.50.0100.01018.51
8.4.40.0130.00619.61
8.4.30.0100.01022.04
8.4.20.0030.00518.87
8.4.10.0030.00617.65
8.3.260.0110.00916.54
8.3.250.0120.00718.88
8.3.240.0120.00816.50
8.3.230.0060.00316.55
8.3.220.0040.00416.54
8.3.210.0090.01216.66
8.3.200.0120.00916.64
8.3.190.0130.00617.16
8.3.180.0100.00817.15
8.3.170.0000.01820.70
8.3.160.0110.00719.01
8.3.150.0090.00917.15
8.3.140.0040.01116.63
8.3.130.0040.00418.46
8.3.120.0090.00919.09
8.3.110.0030.00716.50
8.3.100.0000.01524.06
8.3.90.0000.00826.77
8.3.80.0040.00718.43
8.3.70.0100.01018.25
8.3.60.0200.00018.55
8.3.50.0070.01221.22
8.3.40.0090.00618.67
8.3.30.0060.00918.84
8.3.20.0040.00421.80
8.3.10.0040.00420.41
8.3.00.0080.00023.40
8.2.290.0050.00420.35
8.2.280.0060.01318.23
8.2.270.0090.00917.25
8.2.260.0150.00316.86
8.2.250.0130.00318.39
8.2.240.0070.00719.11
8.2.230.0090.00620.94
8.2.220.0100.01037.54
8.2.210.0130.00626.77
8.2.200.0060.00316.75
8.2.190.0080.00816.63
8.2.180.0060.01016.50
8.2.170.0120.00622.96
8.2.160.0110.00420.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00021.00
8.2.110.0060.00320.48
8.2.100.0050.00517.72
8.2.90.0030.00617.75
8.2.80.0050.00318.92
8.2.70.0060.00317.50
8.2.60.0040.00417.63
8.2.50.0040.00417.55
8.2.40.0070.00019.34
8.2.30.0000.00719.23
8.2.20.0030.00518.04
8.2.10.0000.00719.18
8.2.00.0000.00820.62
8.1.330.0130.00616.83
8.1.320.0110.00815.96
8.1.310.0050.00316.38
8.1.300.0040.00418.38
8.1.290.0030.00618.88
8.1.280.0070.00725.92
8.1.270.0000.00723.92
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0100.00019.01
8.1.230.0040.00717.76
8.1.220.0000.00817.79
8.1.210.0030.00518.77
8.1.200.0050.00517.35
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0040.00418.67
8.1.160.0060.00318.89
8.1.150.0040.00418.88
8.1.140.0070.00022.09
8.1.130.0080.00020.14
8.1.120.0000.00717.36
8.1.110.0030.00617.30
8.1.100.0060.00317.46
8.1.90.0000.00817.35
8.1.80.0050.00317.48
8.1.70.0070.00017.42
8.1.60.0080.00017.59
8.1.50.0000.00817.51
8.1.40.0040.00417.52
8.1.30.0000.00817.51
8.1.20.0060.00917.59
8.1.10.0040.00417.48
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.31
8.0.270.0000.00717.21
8.0.260.0000.00720.00
8.0.250.0030.00316.94
8.0.240.0000.00717.01
8.0.230.0070.00016.90
8.0.220.0000.00716.82
8.0.210.0000.00616.89
8.0.200.0000.00716.96
8.0.190.0060.00316.84
8.0.180.0030.00516.79
8.0.170.0040.00416.94
8.0.160.0080.00016.84
8.0.150.0070.00016.77
8.0.140.0070.00016.91
8.0.130.0000.00613.39
8.0.120.0080.00016.79
8.0.110.0070.00016.85
8.0.100.0000.00716.93
8.0.90.0060.00316.82
8.0.80.0040.01416.87
8.0.70.0040.00417.01
8.0.60.0050.00316.77
8.0.50.0040.00416.92
8.0.30.0090.01417.12
8.0.20.0140.00617.02
8.0.10.0030.00516.91
8.0.00.0070.01716.92
7.4.330.0030.00315.55
7.4.320.0000.00816.48
7.4.300.0060.00016.43
7.4.290.0040.00416.57
7.4.280.0000.00816.50
7.4.270.0030.00316.52
7.4.260.0030.00616.43
7.4.250.0000.00816.57
7.4.240.0020.00516.53
7.4.230.0030.00616.46
7.4.220.0050.00316.69
7.4.210.0060.00916.55
7.4.200.0030.00316.49
7.4.140.0110.00617.86
7.4.130.0130.00616.61
7.4.120.0060.01116.42
7.4.110.0060.01216.48
7.4.100.0030.01416.65
7.4.90.0090.01516.44
7.4.80.0000.01719.39
7.4.70.0130.00316.45
7.4.60.0120.00416.44
7.4.50.0000.01416.52
7.4.40.0210.00316.53
7.4.00.0090.00614.54
7.3.330.0050.00013.17
7.3.320.0000.00513.29
7.3.310.0040.00416.18
7.3.300.0000.00716.36
7.3.290.0070.00016.28
7.3.280.0030.01216.33
7.3.260.0090.00916.48
7.3.240.0080.00916.39
7.3.230.0180.00616.33
7.3.210.0140.00316.34
7.3.200.0060.00916.32
7.3.190.0060.00916.43
7.3.180.0100.00616.46
7.3.170.0090.01416.38
7.3.160.0040.01316.36
7.3.70.0080.00914.79
7.3.60.0160.00014.56
7.3.50.0120.00914.58
7.3.40.0100.00014.70
7.3.30.0100.00314.74
7.3.20.0070.00614.68
7.3.10.0030.02214.60
7.3.00.0090.00414.89
7.2.330.0090.00916.46
7.2.320.0100.00716.43
7.2.310.0090.00616.46
7.2.300.0060.01016.66
7.2.290.0100.00716.63
7.2.200.0160.00614.95
7.2.190.0030.00714.97
7.2.180.0060.00614.68
7.2.170.0130.00614.97
7.2.160.0030.01015.06
7.2.150.0110.00314.95
7.2.140.0210.00314.82
7.2.130.0140.00014.61
7.2.120.0140.00015.14
7.2.110.0120.00314.93
7.2.100.0040.01014.74
7.2.90.0080.00514.98
7.2.80.0090.00414.80
7.2.70.0060.00915.04
7.2.60.0100.01415.04
7.2.50.0140.01114.98
7.2.40.1210.00715.00
7.2.30.0060.01215.06
7.2.20.0120.00614.84
7.2.10.0080.00615.10
7.2.00.0140.00414.86
7.1.300.0120.00313.79
7.1.290.0110.00713.93
7.1.280.0120.00413.89
7.1.270.0100.00613.94
7.1.260.0110.00913.76
7.1.250.0080.00813.75

preferences:
30.96 ms | 403 KiB | 5 Q