3v4l.org

run code in 300+ PHP versions simultaneously
<?php function abc(?string $abc = null) { var_dump($abc); } abc(null);

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)
8.3.60.0060.01218.43
8.3.50.0150.00316.50
8.3.40.0090.00918.59
8.3.30.0070.00718.36
8.3.20.0060.00320.68
8.3.10.0000.00721.60
8.3.00.0040.00420.95
8.2.180.0110.00418.13
8.2.170.0030.01222.96
8.2.160.0100.00321.99
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00420.52
8.2.120.0000.00726.35
8.2.110.0060.00322.08
8.2.100.0040.00817.53
8.2.90.0000.00919.11
8.2.80.0080.00017.97
8.2.70.0060.00317.38
8.2.60.0080.00017.91
8.2.50.0030.00618.10
8.2.40.0040.00422.36
8.2.30.0020.00520.79
8.2.20.0040.00417.92
8.2.10.0030.00517.91
8.2.00.0050.00317.80
8.1.280.0140.00325.92
8.1.270.0070.00022.16
8.1.260.0000.00826.35
8.1.250.0030.00528.09
8.1.240.0030.00623.91
8.1.230.0000.01122.18
8.1.220.0000.01017.74
8.1.210.0040.00418.77
8.1.200.0070.00317.10
8.1.190.0040.00417.11
8.1.180.0000.00818.10
8.1.170.0040.00418.37
8.1.160.0000.00718.94
8.1.150.0080.00020.50
8.1.140.0040.00419.45
8.1.130.0030.00618.75
8.1.120.0000.00717.32
8.1.110.0000.00717.32
8.1.100.0000.00817.36
8.1.90.0000.00817.34
8.1.80.0030.00317.33
8.1.70.0000.00717.17
8.1.60.0030.00517.39
8.1.50.0070.00017.40
8.1.40.0060.00317.43
8.1.30.0020.00517.59
8.1.20.0050.00317.47
8.1.10.0050.00317.42
8.1.00.0000.00817.23
8.0.300.0000.00718.77
8.0.290.0000.00716.58
8.0.280.0000.00818.20
8.0.270.0000.00717.12
8.0.260.0050.00316.59
8.0.250.0000.00716.69
8.0.240.0080.00016.80
8.0.230.0030.00316.82
8.0.220.0000.00716.74
8.0.210.0030.00316.62
8.0.200.0070.00016.85
8.0.190.0000.00916.84
8.0.180.0040.00416.76
8.0.170.0000.00716.80
8.0.160.0070.00016.77
8.0.150.0030.00316.69
8.0.140.0040.00416.71
8.0.130.0050.00313.06
8.0.120.0040.00416.58
8.0.110.0040.00416.86
8.0.100.0020.00516.53
8.0.90.0000.00716.64
8.0.80.0050.01016.74
8.0.70.0050.00216.61
8.0.60.0000.00716.79
8.0.50.0040.00416.85
8.0.30.0070.01116.80
8.0.20.0110.00817.40
8.0.10.0030.00316.86
8.0.00.0150.00316.41
7.4.330.0020.00215.55
7.4.320.0000.00616.38
7.4.300.0060.00016.57
7.4.290.0000.01016.57
7.4.280.0050.00216.41
7.4.270.0030.00316.38
7.4.260.0000.00713.19
7.4.250.0000.00716.54
7.4.240.0030.00316.45
7.4.230.0040.00416.43
7.4.220.0090.00916.35
7.4.210.0030.01416.46
7.4.200.0070.00016.52
7.4.160.0100.00616.43
7.4.150.0150.00617.40
7.4.140.0100.00817.86
7.4.130.0090.01616.41
7.4.120.0120.00816.37
7.4.110.0100.00716.41
7.4.100.0090.00916.43
7.4.90.0080.00816.30
7.4.80.0140.00519.39
7.4.70.0090.00616.46
7.4.60.0000.01616.39
7.4.50.0070.01116.65
7.4.40.0000.01616.38
7.4.30.0100.00716.40
7.4.00.0030.01214.88
7.3.330.0020.00213.16
7.3.320.0000.00513.04
7.3.310.0040.00416.25
7.3.300.0030.00316.09
7.3.290.0040.00416.11
7.3.280.0100.00616.19
7.3.270.0130.00317.40
7.3.260.0140.00416.21
7.3.250.0170.00316.41
7.3.240.0070.01016.21
7.3.230.0030.01516.22
7.3.210.0070.01016.49
7.3.200.0060.01516.34
7.3.190.0030.01316.32
7.3.180.0090.00616.26
7.3.170.0060.01216.29
7.3.160.0100.01316.26
7.3.120.0090.00914.84
7.3.110.0070.01014.83
7.3.100.0030.01314.91
7.3.90.0070.00314.52
7.3.80.0100.00314.79
7.3.70.0120.00414.63
7.3.60.0040.00714.63
7.3.50.0040.01114.43
7.3.40.0070.00714.71
7.3.30.0000.01414.70
7.3.20.0060.00916.63
7.3.10.0120.00316.46
7.3.00.0000.01816.23
7.2.330.0090.00916.45
7.2.320.0090.00916.52
7.2.310.0150.00616.59
7.2.300.0130.00316.41
7.2.290.0000.01716.29
7.2.250.0070.01114.75
7.2.240.0000.01815.00
7.2.230.0090.00614.83
7.2.220.0120.00314.45
7.2.210.0040.01214.40
7.2.200.0070.00714.88
7.2.190.0080.00314.78
7.2.180.0040.01114.50
7.2.170.0070.00714.68
7.2.80.0040.00716.69
7.2.60.0030.01016.64
7.2.00.0060.00619.17
7.1.330.0090.00615.89
7.1.320.0030.01015.80
7.1.310.0070.00315.70
7.1.300.0100.00415.40
7.1.290.0090.00315.81
7.1.280.0100.00715.68
7.1.270.0030.00915.68
7.1.260.0130.00015.85
7.1.200.0080.00415.75
7.1.100.0000.01117.99
7.1.70.0030.00717.06
7.1.60.0730.01033.16
7.1.50.0170.02032.98
7.1.40.0930.01032.61
7.1.30.0230.00332.38
7.1.20.0730.01032.82
7.1.10.0730.01014.63
7.1.00.0570.00714.82
7.0.200.0100.00314.46
7.0.190.0870.01714.41
7.0.180.0000.01014.12
7.0.170.0030.00714.16
7.0.160.0600.01314.14
7.0.150.0030.00714.36
7.0.140.0600.00714.07
7.0.130.0530.00714.46
7.0.120.0570.00714.43
7.0.110.0500.01014.25
7.0.100.0470.01314.23
7.0.90.0500.01314.37
7.0.80.0530.01014.15
7.0.70.0430.01014.39
7.0.60.0470.00714.16
7.0.50.0430.01314.58
7.0.40.0500.01014.42
7.0.30.0470.01014.57
7.0.20.0470.01014.60
7.0.10.0170.01014.61
7.0.00.0130.00314.55

preferences:
40.59 ms | 400 KiB | 5 Q