3v4l.org

run code in 300+ PHP versions simultaneously
<?php function x($a = 1, $b = 2) { echo 'a: ' + $a + PHP_EOL; echo 'b: ' + $b + PHP_EOL; } x(null, 3);

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)
8.3.60.0100.00716.63
8.3.50.0100.01121.93
8.3.40.0090.00618.69
8.3.30.0120.00418.77
8.3.20.0080.00020.20
8.3.10.0000.00723.66
8.3.00.0000.00819.38
8.2.180.0120.00618.42
8.2.170.0070.00722.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00426.16
8.2.110.0120.00022.25
8.2.100.0100.00717.68
8.2.90.0040.00418.80
8.2.80.0080.00017.97
8.2.70.0100.00017.61
8.2.60.0100.00317.80
8.2.50.0030.00518.07
8.2.40.0000.00819.42
8.2.30.0030.00320.49
8.2.20.0040.00417.59
8.2.10.0000.00818.03
8.2.00.0070.00017.86
8.1.280.0150.00325.92
8.1.270.0060.00322.19
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00322.57
8.1.230.0080.00317.53
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0050.00317.10
8.1.180.0040.00418.10
8.1.170.0000.00918.54
8.1.160.0050.00222.01
8.1.150.0000.00718.76
8.1.140.0050.00319.44
8.1.130.0020.00517.62
8.1.120.0050.00217.30
8.1.110.0030.00317.25
8.1.100.0000.00717.30
8.1.90.0000.00717.21
8.1.80.0060.00317.36
8.1.70.0030.00317.19
8.1.60.0040.00417.53
8.1.50.0060.00617.49
8.1.40.0070.00017.46
8.1.30.0070.00317.66
8.1.20.0000.00717.57
8.1.10.0000.00817.50
8.1.00.0030.00517.45
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0070.00018.39
8.0.270.0030.00317.09
8.0.260.0000.00817.19
8.0.250.0000.00616.91
8.0.240.0050.00216.96
8.0.230.0070.00016.94
8.0.220.0030.00316.75
8.0.210.0000.00816.86
8.0.200.0040.00416.96
8.0.190.0040.00416.82
8.0.180.0000.00816.84
8.0.170.0000.00716.74
8.0.160.0040.00416.91
8.0.150.0040.00316.74
8.0.140.0050.00516.82
8.0.130.0050.00013.29
8.0.120.0040.00416.82
8.0.110.0030.00416.80
8.0.100.0000.00816.83
8.0.90.0080.00016.82
8.0.80.0060.01016.77
8.0.70.0040.00416.75
8.0.60.0080.00016.76
8.0.50.0030.00516.71
8.0.30.0090.01116.94
8.0.20.0110.00717.40
8.0.10.0000.00716.86
8.0.00.0110.00616.67
7.4.330.0050.00015.08
7.4.320.0020.00516.46
7.4.300.0070.00016.54
7.4.290.0060.00016.46
7.4.280.0080.00016.41
7.4.270.0060.00016.55
7.4.260.0030.00316.34
7.4.250.0000.00916.54
7.4.240.0020.00616.34
7.4.230.0030.00316.53
7.4.220.0100.00716.45
7.4.210.0060.01016.56
7.4.200.0080.00016.56
7.4.160.0160.00016.29
7.4.150.0130.00417.40
7.4.140.0100.01217.86
7.4.130.0110.00816.47
7.4.120.0060.01116.49
7.4.110.0080.01216.34
7.4.100.0130.01016.55
7.4.90.0070.01116.32
7.4.80.0090.01219.39
7.4.70.0050.01116.44
7.4.60.0080.00816.38
7.4.50.0000.00816.55
7.4.40.0170.00616.23
7.4.30.0070.01016.61
7.4.10.0070.01116.50
7.4.00.0100.00815.43
7.3.330.0060.00013.23
7.3.320.0000.00513.33
7.3.310.0030.00316.20
7.3.300.0030.00316.31
7.3.290.0090.00416.37
7.3.280.0080.00916.36
7.3.270.0100.00717.40
7.3.260.0060.00916.43
7.3.250.0090.00816.41
7.3.240.0090.01116.38
7.3.230.0120.00616.39
7.3.210.0100.00616.49
7.3.200.0090.00916.50
7.3.190.0060.00916.32
7.3.180.0050.01316.34
7.3.170.0090.00616.44
7.3.160.0080.00816.54
7.3.130.0100.01016.43
7.3.120.0120.00816.33
7.3.110.0100.00316.52
7.3.100.0060.00316.51
7.3.90.0080.00416.50
7.3.80.0070.00716.42
7.3.70.0000.01816.33
7.3.60.0040.01216.38
7.3.50.0110.00016.36
7.3.40.0070.01016.14
7.3.30.0090.00316.38
7.3.20.0060.00918.05
7.3.10.0050.01017.47
7.3.00.0020.01417.23
7.2.330.0030.01316.34
7.2.320.0120.01216.25
7.2.310.0030.01416.41
7.2.300.0120.00916.41
7.2.290.0080.01016.34
7.2.260.0050.01116.33
7.2.250.0030.01416.38
7.2.240.0090.00916.28
7.2.230.0070.01116.37
7.2.220.0030.01316.35
7.2.210.0090.00916.65
7.2.200.0080.01216.36
7.2.190.0120.00316.54
7.2.180.0000.01716.45
7.2.170.0150.00416.47
7.2.160.0100.00716.31
7.2.150.0060.00918.40
7.2.140.0030.01018.53
7.2.130.0020.01317.35
7.2.120.0080.00917.40
7.2.110.0100.00517.56
7.2.100.0050.01017.42
7.2.90.0100.01017.51
7.2.80.0080.01017.62
7.2.70.0110.00917.36
7.2.60.0080.00917.27
7.2.50.0130.00217.42
7.2.40.0120.00517.67
7.2.30.0040.01117.48
7.2.20.0070.00717.28
7.2.10.0070.01117.36
7.2.00.0040.01018.13
7.1.330.0040.01117.41
7.1.320.0040.01217.34
7.1.310.0070.01017.41
7.1.300.0080.00817.27
7.1.290.0090.00617.39
7.1.280.0030.00917.22
7.1.270.0110.00017.13
7.1.260.0070.00417.27
7.1.250.0060.00816.39
7.1.240.0030.00917.19
7.1.230.0100.00617.23
7.1.220.0080.00617.21
7.1.210.0040.01117.21
7.1.200.0080.00616.37
7.1.190.0110.00417.06
7.1.180.0040.01117.20
7.1.170.0070.00317.19
7.1.160.0040.01117.26
7.1.150.0070.01017.27
7.1.140.0090.00617.32
7.1.130.0090.00317.15
7.1.120.0030.01217.13
7.1.110.0030.00917.15
7.1.100.0050.00717.46
7.1.90.0040.00717.29
7.1.80.0060.00917.04
7.1.70.0030.01017.11
7.1.60.0100.01018.31
7.1.50.0070.00916.92
7.1.40.0030.01017.31
7.1.30.0060.00317.28
7.1.20.0080.00517.27
7.1.10.0150.00017.44
7.1.00.0070.04219.82
7.0.330.0120.00616.98
7.0.320.0040.01317.05
7.0.310.0070.00717.15
7.0.300.0110.00316.79
7.0.290.0030.00716.96
7.0.280.0030.01217.02
7.0.270.0030.00616.80
7.0.260.0030.01017.11
7.0.250.0070.00716.81
7.0.240.0070.00416.90
7.0.230.0000.00817.01
7.0.220.0030.00717.00
7.0.210.0110.00416.95
7.0.200.0240.00915.69
7.0.190.0070.00716.92
7.0.180.0130.00317.15
7.0.170.0030.01017.04
7.0.160.0030.00717.05
7.0.150.0090.00616.83
7.0.140.0060.00916.89
7.0.130.0070.00417.03
7.0.120.0100.00316.96
7.0.110.0110.00016.89
7.0.100.0100.00316.82
7.0.90.0070.00317.13
7.0.80.0090.00017.09
7.0.70.0100.00317.01
7.0.60.0050.04718.45
7.0.50.0100.03717.34
7.0.40.0050.04817.50
7.0.30.0130.03517.58
7.0.20.0180.02717.52
7.0.10.0070.02017.58
7.0.00.0030.04717.63
5.6.400.0070.00715.75
5.6.390.0060.00915.81
5.6.380.0130.00315.63
5.6.370.0110.00615.88
5.6.360.0040.01115.85
5.6.350.0100.00015.71
5.6.340.0120.00316.04
5.6.330.0080.00315.87
5.6.320.0070.01015.84
5.6.310.0060.01215.66
5.6.300.0060.01315.90
5.6.290.0060.01216.11
5.6.280.0050.03418.47
5.6.270.0100.00315.61
5.6.260.0030.01015.66
5.6.250.0070.00715.78
5.6.240.0040.00716.06
5.6.230.0060.00915.81
5.6.220.0030.01216.04
5.6.210.0060.04418.19
5.6.200.0110.03817.04
5.6.190.0050.04118.13
5.6.180.0200.03918.32
5.6.170.0100.02818.18
5.6.160.0070.02718.21
5.6.150.0090.03916.95
5.6.140.0040.03017.00
5.6.130.0030.04416.92
5.6.120.0050.04518.51
5.6.110.0040.02718.59
5.6.100.0050.04518.51
5.6.90.0070.05018.32
5.6.80.0050.02617.99
5.6.70.0070.00715.67
5.6.60.0030.01015.52
5.6.50.0070.00715.72
5.6.40.0090.00615.62
5.6.30.0070.00715.84
5.6.20.0130.00315.68
5.6.10.0070.00715.78
5.6.00.0080.00815.61
5.5.380.0060.00315.73
5.5.370.0090.00615.90
5.5.360.0060.00915.89
5.5.350.1970.03118.00
5.5.340.0090.02216.84
5.5.330.0100.03317.96
5.5.320.0400.03417.98
5.5.310.0090.03017.92
5.5.300.0080.03016.89
5.5.290.0070.04416.93
5.5.280.0150.03918.21
5.5.270.0030.02518.33
5.5.260.0110.04418.35
5.5.250.0100.03718.10
5.5.240.0170.04417.93
5.5.230.0090.00915.76
5.5.220.0030.01715.67
5.5.210.0110.00615.68
5.5.200.0040.01115.67
5.5.190.0080.00815.86
5.5.180.0060.01315.55
5.5.170.0030.01315.71
5.5.160.0130.00315.75
5.5.150.0030.01315.70
5.5.140.0060.01215.71
5.5.130.0000.01615.45
5.5.120.0000.02015.72
5.5.110.0060.01415.82
5.5.100.0100.01015.82
5.5.90.0120.00715.73
5.5.80.0000.01215.75
5.5.70.0030.01515.63
5.5.60.0130.00815.50
5.5.50.0030.01615.62
5.5.40.0040.01115.63
5.5.30.0000.01515.52
5.5.20.0120.00615.78
5.5.10.0040.01415.62
5.5.00.0070.01315.42

preferences:
46.33 ms | 401 KiB | 5 Q