3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace test { function check($value) { echo is_null($value); } check(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)
8.4.20.0140.00717.25
8.4.10.0090.00317.50
8.3.150.0080.00017.17
8.3.140.0060.00316.78
8.3.130.0080.00018.36
8.3.120.0060.01220.68
8.3.110.0090.00020.94
8.3.100.0100.01018.37
8.3.90.0030.01216.60
8.3.80.0090.00317.97
8.3.70.0170.00316.36
8.3.60.0060.01216.50
8.3.50.0210.01221.88
8.3.40.0120.00318.72
8.3.30.0110.00718.47
8.3.20.0040.00419.13
8.3.10.0070.00021.78
8.3.00.0080.00019.79
8.2.270.0060.01216.43
8.2.260.0070.00718.67
8.2.250.0030.00616.57
8.2.240.0080.01117.24
8.2.230.0040.00422.58
8.2.220.0150.00424.06
8.2.210.0050.00326.77
8.2.200.0060.00316.63
8.2.190.0100.00316.58
8.2.180.0140.00716.63
8.2.170.0120.00322.96
8.2.160.0100.00319.08
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0070.00020.36
8.2.120.0070.00426.35
8.2.110.0030.00720.95
8.2.100.0040.00817.91
8.2.90.0000.00819.15
8.2.80.0040.00417.97
8.2.70.0030.00517.13
8.2.60.0040.00417.91
8.2.50.0050.00318.10
8.2.40.0000.00720.58
8.2.30.0030.00619.23
8.2.20.0000.00717.95
8.2.10.0040.00417.98
8.2.00.0070.00018.10
8.1.310.0060.00917.98
8.1.300.0000.01616.00
8.1.290.0080.00018.88
8.1.280.0060.01225.92
8.1.270.0030.00622.21
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00417.36
8.1.230.0050.00522.66
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.01017.22
8.1.190.0040.00717.22
8.1.180.0040.00418.10
8.1.170.0060.00318.44
8.1.160.0080.00018.68
8.1.150.0000.00719.97
8.1.140.0000.00719.50
8.1.130.0000.00718.77
8.1.120.0000.00717.29
8.1.110.0030.00617.30
8.1.100.0000.00717.20
8.1.90.0000.00717.29
8.1.80.0040.00417.20
8.1.70.0000.00717.34
8.1.60.0040.00417.55
8.1.50.0040.00417.45
8.1.40.0030.00617.42
8.1.30.0040.00417.65
8.1.20.0000.00817.54
8.1.10.0040.00417.50
8.1.00.0070.00017.38
8.0.300.0000.00718.77
8.0.290.0040.00416.58
8.0.280.0050.00318.25
8.0.270.0030.00317.29
8.0.260.0000.01119.00
8.0.250.0040.00416.82
8.0.240.0040.00416.81
8.0.230.0070.00016.80
8.0.220.0000.00716.71
8.0.210.0000.00716.64
8.0.200.0030.00316.82
8.0.190.0000.00916.78
8.0.180.0040.00416.78
8.0.170.0040.00416.84
8.0.160.0030.00316.75
8.0.150.0070.00316.73
8.0.140.0030.00316.71
8.0.130.0050.00013.14
8.0.120.0070.00016.76
8.0.110.0000.00716.73
8.0.100.0070.00016.63
8.0.90.0000.00716.76
8.0.80.0000.01516.77
8.0.70.0040.00416.74
8.0.60.0040.00416.87
8.0.50.0040.00416.65
8.0.30.0070.01117.09
8.0.20.0130.00817.40
8.0.10.0040.00416.77
8.0.00.0120.00516.58
7.4.330.0070.00015.55
7.4.320.0040.00416.30
7.4.300.0030.00316.44
7.4.290.0030.00316.54
7.4.280.0040.00416.34
7.4.270.0030.00316.45
7.4.260.0070.00016.41
7.4.250.0070.00016.47
7.4.240.0080.00016.43
7.4.230.0000.00716.38
7.4.220.0090.00916.55
7.4.210.0080.00816.49
7.4.200.0030.00316.28
7.4.160.0120.00316.43
7.4.150.0100.00717.40
7.4.140.0100.01217.86
7.4.130.0220.00016.37
7.4.120.0100.01016.46
7.4.110.0130.00316.30
7.4.100.0070.01416.39
7.4.90.0120.00516.34
7.4.80.0060.01519.39
7.4.70.0120.00916.28
7.4.60.0130.00316.39
7.4.50.0080.00416.45
7.4.40.0040.01116.48
7.4.30.0030.01616.52
7.4.00.0000.01014.58
7.3.330.0000.00513.09
7.3.320.0050.00013.25
7.3.310.0070.00016.07
7.3.300.0000.00616.32
7.3.290.0030.00316.14
7.3.280.0070.01016.22
7.3.270.0090.00917.40
7.3.260.0110.00516.44
7.3.240.0050.01116.29
7.3.230.0070.01016.34
7.3.210.0150.00316.42
7.3.200.0060.01216.44
7.3.190.0080.00816.30
7.3.180.0030.01416.29
7.3.170.0120.00616.36
7.3.160.0140.00316.33
7.2.330.0100.00716.37
7.2.320.0030.01316.56
7.2.310.0070.01416.59
7.2.300.0120.00916.23
7.2.290.0130.01016.49
7.1.70.0000.00717.11
7.1.60.0060.00616.82
7.1.50.2700.01032.78
7.1.40.2930.00732.29
7.1.30.4070.01332.52
7.1.20.2800.01332.55
7.1.10.2100.00314.68
7.1.00.0070.00714.65
7.0.200.0000.00816.79
7.0.190.0030.01014.80
7.0.180.2630.00714.42
7.0.170.5230.00714.31
7.0.160.3970.01014.47
7.0.150.2000.00714.32
7.0.140.0030.01014.55
7.0.130.0070.00314.57
7.0.120.0830.00714.41
7.0.110.0000.01014.46
7.0.100.0000.01014.08
7.0.90.2100.00314.58
7.0.80.0170.01014.45
7.0.70.0100.00314.41
7.0.60.0070.00714.35
7.0.50.0230.01314.44
7.0.40.3100.00714.54
7.0.30.2630.00714.55
7.0.20.0000.01314.51
7.0.10.0500.00714.44
7.0.00.0030.00714.42

preferences:
27.2 ms | 403 KiB | 5 Q