3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 1; is_null($x);

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)
8.3.60.0110.00418.18
8.3.50.0110.00418.08
8.3.40.0070.01020.33
8.3.30.0080.00818.42
8.3.20.0000.00821.77
8.3.10.0070.00720.98
8.3.00.0090.00519.57
8.2.180.0130.01018.16
8.2.170.0060.00922.96
8.2.160.0110.01119.37
8.2.150.0040.00424.18
8.2.140.0090.00422.59
8.2.130.0090.00423.34
8.2.120.0050.00722.46
8.2.110.0070.00719.75
8.2.100.0080.00718.31
8.2.90.0120.00218.32
8.2.80.0090.00418.77
8.2.70.0100.00318.13
8.2.60.0090.00418.05
8.2.50.0030.01018.38
8.2.40.0110.00118.26
8.2.30.0100.00418.23
8.2.20.0090.00518.38
8.2.10.0060.00718.96
8.2.00.0100.00318.72
8.1.270.0080.00723.02
8.1.260.0080.00824.24
8.1.250.0100.00525.13
8.1.240.0020.00919.62
8.1.230.0070.00719.79
8.1.220.0040.00418.52
8.1.210.0030.00518.52
8.1.200.0060.00217.96
8.1.190.0050.00317.93
8.1.180.0070.00118.27
8.1.170.0050.00417.99
8.1.160.0030.00520.18
8.1.150.0040.00318.50
8.1.140.0080.00018.63
8.1.130.0040.00318.04
8.1.120.0050.00317.81
8.1.110.0080.00017.93
8.1.100.0030.00517.92
8.1.90.0060.00217.93
8.1.80.0020.00617.96
8.1.70.0000.00717.99
8.1.60.0020.00618.12
8.1.50.0060.00318.03
8.1.40.0070.00117.92
8.1.30.0070.00118.17
8.1.20.0020.00618.17
8.1.10.0050.00318.02
8.1.00.0080.00017.96
8.0.300.0060.00218.23
8.0.290.0060.00517.24
8.0.280.0070.00418.09
8.0.270.0080.00517.92
8.0.260.0090.00517.25
8.0.250.0050.00217.35
8.0.240.0090.00217.30
8.0.230.0100.00017.22
8.0.220.0050.01017.23
8.0.210.0150.00417.19
8.0.200.0090.00517.32
8.0.190.0050.00717.26
8.0.180.0070.00617.32
8.0.170.0150.00517.18
8.0.160.0090.00317.36
8.0.150.0160.00417.16
8.0.140.0180.00417.19
8.0.130.0100.00815.48
8.0.120.0110.00617.15
8.0.110.0050.00617.30
8.0.100.0130.00517.23
8.0.90.0160.00417.04
8.0.80.0080.00917.09
8.0.70.0020.00617.29
8.0.60.0060.00517.23
8.0.50.0100.00517.12
8.0.30.0110.00317.37
8.0.20.0090.00517.40
8.0.10.0090.00217.31
8.0.00.0120.00318.11
7.4.330.0080.00114.67
7.4.320.0080.00416.87
7.4.300.0080.00416.95
7.4.290.0150.00616.97
7.4.280.0090.00616.85
7.4.270.0170.00216.93
7.4.260.0150.00615.34
7.4.250.0190.00316.90
7.4.240.0120.00416.74
7.4.230.0140.00716.84
7.4.220.0130.00316.81
7.4.210.0130.00716.68
7.4.200.0160.00317.00
7.4.190.0240.00717.41
7.4.180.0270.00317.52
7.4.160.0290.00017.33
7.4.150.0150.00717.52
7.4.140.0140.00317.29
7.4.130.0150.00616.62
7.4.120.0120.00816.83
7.4.110.0200.00516.73
7.4.100.0220.00516.96
7.4.90.0080.01116.68
7.4.80.0100.00618.40
7.4.70.0170.00716.73
7.4.60.0220.00416.85
7.4.50.0160.00816.75
7.4.40.0200.00916.74
7.4.30.0190.00816.80
7.4.20.0180.00816.73
7.4.10.0210.00516.82
7.4.00.0130.01316.81
7.3.330.0140.00716.57
7.3.320.0120.00815.06
7.3.310.0160.00516.51
7.3.300.0140.00617.01
7.3.290.0120.00716.40
7.3.280.0130.01116.69
7.3.270.0200.01417.18
7.3.260.0170.00916.62
7.3.250.0290.00616.90
7.3.240.0140.00716.32
7.3.230.0210.00516.51
7.3.220.0320.00316.85
7.3.210.0220.00516.64
7.3.200.0180.00816.80
7.3.190.0180.00916.69
7.3.180.0200.00616.62
7.3.170.0180.00717.04
7.3.160.0210.00516.63
7.3.150.0190.00516.68
7.3.140.0110.00616.54
7.3.130.0160.00916.51
7.3.120.0240.00416.43
7.3.110.0190.00716.41
7.3.100.0190.00716.48
7.3.90.0180.01116.57
7.3.80.0150.00916.55
7.3.70.0180.00516.77
7.3.60.0210.00516.54
7.3.50.0150.01016.77
7.3.40.0220.00516.67
7.3.30.0170.00916.61
7.3.20.0210.00516.56
7.3.10.0130.01416.59
7.3.00.0220.00516.56
7.2.340.0300.00517.40
7.2.330.0190.01016.77
7.2.320.0230.00516.99
7.2.310.0080.00916.76
7.2.300.0100.00616.88
7.2.290.0090.00916.81
7.2.280.0110.00616.90
7.2.270.0060.01116.68
7.2.260.0110.00616.77
7.2.250.0170.00916.61
7.2.240.0150.00516.74
7.2.230.0180.00716.79
7.2.220.0170.00816.67
7.2.210.0200.00616.90
7.2.200.0190.00816.73
7.2.190.0210.00516.92
7.2.180.0160.01116.72
7.2.170.0180.00816.99
7.2.160.0140.01316.80
7.2.150.0240.00617.02
7.2.140.0220.00616.88
7.2.130.0240.00317.07
7.2.120.0230.00616.87
7.2.110.0230.00316.97
7.2.100.0230.00616.87
7.2.90.0180.01016.86
7.2.80.0480.00816.85
7.2.70.0160.00816.93
7.2.60.0130.00516.85
7.2.50.0120.00416.98
7.2.40.0150.00917.05
7.2.30.0130.00816.83
7.2.20.0200.00716.88
7.2.10.0220.00617.14
7.2.00.0200.00816.97

preferences:
56.42 ms | 400 KiB | 5 Q