3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(int $x, string $a = null) { var_dump($a); } test(8);

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)
8.3.60.0110.00416.63
8.3.50.0070.01321.14
8.3.40.0070.00718.80
8.3.30.0090.01218.42
8.3.20.0040.00420.21
8.3.10.0070.00021.57
8.3.00.0040.00423.63
8.2.180.0070.01116.32
8.2.170.0040.01122.96
8.2.160.0120.00322.20
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00420.82
8.2.120.0040.00426.35
8.2.110.0000.00919.38
8.2.100.0070.00417.80
8.2.90.0000.00719.05
8.2.80.0040.00417.97
8.2.70.0050.00517.13
8.2.60.0000.00917.80
8.2.50.0000.00818.09
8.2.40.0000.00822.26
8.2.30.0000.00719.21
8.2.20.0040.00417.60
8.2.10.0000.00717.98
8.2.00.0000.00817.90
8.1.280.0150.00625.92
8.1.270.0050.00322.19
8.1.260.0050.00528.09
8.1.250.0000.00728.09
8.1.240.0030.00619.06
8.1.230.0070.00417.83
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0030.00617.13
8.1.190.0080.00017.00
8.1.180.0000.00818.10
8.1.170.0040.00418.28
8.1.160.0070.00020.63
8.1.150.0060.00320.54
8.1.140.0000.00819.39
8.1.130.0030.00317.56
8.1.120.0030.00317.21
8.1.110.0030.00317.37
8.1.100.0000.00817.29
8.1.90.0030.00717.32
8.1.80.0000.01117.24
8.1.70.0030.00317.27
8.1.60.0040.00417.52
8.1.50.0040.00417.35
8.1.40.0080.00317.43
8.1.30.0060.00317.46
8.1.20.0040.00417.42
8.1.10.0070.00317.30
8.1.00.0000.00717.17
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.26
8.0.270.0000.00717.12
8.0.260.0030.00317.11
8.0.250.0000.00616.72
8.0.240.0040.00416.84
8.0.230.0030.00316.71
8.0.220.0030.00316.73
8.0.210.0080.00016.75
8.0.200.0060.00016.68
8.0.190.0070.00316.84
8.0.180.0030.00616.77
8.0.170.0110.00016.84
8.0.160.0040.00416.82
8.0.150.0040.00416.63
8.0.140.0070.00416.73
8.0.130.0030.00313.16
8.0.120.0000.00816.66
8.0.110.0030.00516.77
8.0.100.0000.00716.58
8.0.90.0000.00816.63
8.0.80.0130.00616.71
8.0.70.0000.00816.65
8.0.60.0030.00316.80
8.0.50.0040.00416.71
8.0.30.0120.00616.97
8.0.20.0090.01017.40
8.0.10.0070.00016.71
8.0.00.0130.01716.62
7.4.330.0050.00016.83
7.4.320.0000.00716.51
7.4.300.0030.00316.50
7.4.290.0000.00716.47
7.4.280.0000.00816.51
7.4.270.0040.00416.55
7.4.260.0040.00416.50
7.4.250.0000.00716.48
7.4.240.0030.00316.52
7.4.230.0030.00316.34
7.4.220.0060.01216.52
7.4.210.0100.00516.46
7.4.200.0070.00016.46
7.4.160.0090.00916.46
7.4.150.0120.00417.40
7.4.140.0150.00517.86
7.4.130.0110.00716.51
7.4.120.0140.00616.45
7.4.110.0100.00716.58
7.4.100.0070.01016.35
7.4.90.0100.00716.45
7.4.80.0110.01019.39
7.4.70.0040.01216.29
7.4.60.0160.00316.40
7.4.50.0070.00716.23
7.4.40.0060.01216.37
7.4.30.0070.01416.20
7.4.00.0060.00714.77
7.3.330.0000.00813.02
7.3.320.0000.00613.02
7.3.310.0000.00716.25
7.3.300.0030.00316.09
7.3.290.0030.00316.24
7.3.280.0080.01116.25
7.3.270.0090.00617.40
7.3.260.0030.01416.24
7.3.250.0090.01016.24
7.3.240.0110.00516.28
7.3.230.0110.00616.39
7.3.210.0110.01116.21
7.3.200.0110.00719.39
7.3.190.0030.01316.35
7.3.180.0060.01116.27
7.3.170.0070.01016.09
7.3.160.0040.01116.20
7.3.120.0070.01014.74
7.3.110.0030.01314.57
7.3.100.0090.00614.65
7.3.90.0110.00314.37
7.3.80.0030.01014.60
7.3.70.0000.01114.58
7.3.60.0050.00514.87
7.3.50.0050.00514.77
7.3.40.0110.00314.61
7.3.30.0100.00714.68
7.3.20.0070.00416.57
7.3.10.0070.00716.51
7.3.00.0070.00716.33
7.2.330.0110.00816.27
7.2.320.0090.01116.55
7.2.310.0110.00616.54
7.2.300.0060.01216.56
7.2.290.0080.00816.63
7.2.250.0060.01214.84
7.2.240.0100.00315.02
7.2.230.0110.00314.90
7.2.220.0040.01014.42
7.2.210.0060.00614.88
7.2.200.0110.00714.69
7.2.190.0080.00414.82
7.2.180.0050.00514.94
7.2.170.0070.01114.79
7.2.110.0240.00716.39
7.2.60.0060.00616.89
7.2.00.0060.00619.01
7.1.330.0080.00615.61
7.1.320.0000.01215.81
7.1.310.0100.01015.62
7.1.300.0160.00015.65
7.1.290.0000.01415.47
7.1.280.0000.01115.75
7.1.270.0110.00715.71
7.1.260.0100.01015.71
7.1.200.0060.00615.75
7.1.100.0070.00717.84
7.1.70.0000.00817.22
7.1.60.0140.01119.40
7.1.50.0030.01716.93
7.1.00.0100.07022.36
7.0.200.0030.00616.50
7.0.60.0200.07721.79
7.0.50.0100.04717.84
7.0.40.0070.08720.09
7.0.30.0230.04320.30
7.0.20.0370.06720.16
7.0.10.0130.07720.06
7.0.00.0170.08020.18
5.6.280.0030.03321.16
5.6.210.0170.07320.63
5.6.200.0100.05018.16
5.6.190.0000.05720.33
5.6.180.0330.04320.42
5.6.170.0200.07720.57
5.6.160.0030.04720.63
5.6.150.0070.06018.18
5.6.140.0070.04718.17
5.6.130.0170.07718.15
5.6.120.0070.09020.97
5.6.110.0030.05721.14
5.6.100.0030.04321.11
5.6.90.0070.07720.88
5.6.80.0030.08020.37
5.5.350.0200.08020.40
5.5.340.0300.03018.09
5.5.330.0170.05320.47
5.5.320.0630.04720.27
5.5.310.0300.05020.27
5.5.300.0100.07718.09
5.5.290.0100.03318.05
5.5.280.0130.08320.85
5.5.270.0070.05320.76
5.5.260.0070.05320.86
5.5.250.0200.06720.68
5.5.240.0230.07320.37

preferences:
59.47 ms | 401 KiB | 5 Q