3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bar() { return null; } $x = bar() ?? 'default'; var_dump($x); $x = is_null(bar()) ? bar() : 'default';

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)
8.3.60.0120.00316.61
8.3.50.0230.01221.21
8.3.40.0140.00418.67
8.3.30.0110.00418.76
8.3.20.0000.00720.33
8.3.10.0000.00823.66
8.3.00.0040.00419.69
8.2.180.0180.00418.01
8.2.170.0070.00722.96
8.2.160.0060.00920.32
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00319.11
8.2.110.0030.00722.25
8.2.100.0120.00018.04
8.2.90.0050.00319.05
8.2.80.0000.00817.97
8.2.70.0080.00317.38
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0130.00018.93
8.2.30.0040.00420.69
8.2.20.0040.00817.62
8.2.10.0000.00718.00
8.2.00.0030.00517.98
8.1.280.0110.00425.92
8.1.270.0030.00523.83
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.53
8.1.230.0040.00717.65
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0050.00317.00
8.1.180.0050.00318.10
8.1.170.0050.00320.19
8.1.160.0070.00021.94
8.1.150.0000.00718.82
8.1.140.0040.00419.56
8.1.130.0000.00717.71
8.1.120.0040.00417.29
8.1.110.0070.00017.41
8.1.100.0000.00717.31
8.1.90.0000.00717.39
8.1.80.0000.00817.43
8.1.70.0080.00017.42
8.1.60.0060.00317.59
8.1.50.0080.00017.52
8.1.40.0070.00317.54
8.1.30.0060.00317.65
8.1.20.0070.00017.66
8.1.10.0030.00517.45
8.1.00.0000.00717.46
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.30
8.0.270.0030.00317.11
8.0.260.0060.00017.11
8.0.250.0070.00016.82
8.0.240.0070.00016.91
8.0.230.0000.00716.86
8.0.220.0000.00716.80
8.0.210.0070.00016.73
8.0.200.0000.00616.93
8.0.190.0040.00416.81
8.0.180.0020.00516.86
8.0.170.0020.00516.84
8.0.160.0040.00416.77
8.0.150.0000.00816.84
8.0.140.0000.00716.68
8.0.130.0050.00013.25
8.0.120.0000.00816.80
8.0.110.0040.00416.77
8.0.100.0040.00416.89
8.0.90.0000.00716.67
8.0.80.0140.00016.79
8.0.70.0000.00816.86
8.0.60.0000.00716.78
8.0.50.0000.00816.85
8.0.30.0130.00617.04
8.0.20.0090.01217.40
8.0.10.0040.00416.94
8.0.00.0080.00916.79
7.4.330.0050.00015.08
7.4.320.0000.00616.40
7.4.300.0000.00616.62
7.4.290.0070.00016.46
7.4.280.0050.00316.49
7.4.270.0000.00716.52
7.4.260.0030.00316.47
7.4.250.0000.00716.56
7.4.240.0030.00316.56
7.4.230.0000.00716.32
7.4.220.0110.01116.53
7.4.210.0070.00716.63
7.4.200.0040.00416.35
7.4.160.0140.00016.65
7.4.150.0150.00317.40
7.4.140.0090.01017.86
7.4.130.0070.01116.48
7.4.120.0090.01016.51
7.4.110.0140.00316.52
7.4.100.0060.01616.57
7.4.90.0080.00816.59
7.4.80.0190.00019.39
7.4.70.0100.00716.47
7.4.60.0110.01116.41
7.4.50.0080.00016.40
7.4.40.0060.01216.66
7.4.30.0130.01016.43
7.4.00.0030.01314.59
7.3.330.0030.00313.24
7.3.320.0030.00313.16
7.3.310.0030.00316.27
7.3.300.0070.00016.11
7.3.290.0090.00816.25
7.3.280.0090.00916.26
7.3.270.0030.01317.40
7.3.260.0100.00716.19
7.3.250.0040.01516.27
7.3.240.0090.01116.49
7.3.230.0060.01116.39
7.3.210.0080.00816.40
7.3.200.0120.00416.34
7.3.190.0060.00916.17
7.3.180.0090.00616.51
7.3.170.0090.00916.27
7.3.160.0120.00616.48
7.2.330.0110.00716.83
7.2.320.0130.00716.64
7.2.310.0150.00916.51
7.2.300.0060.00916.51
7.2.290.0080.00916.73
7.2.60.0030.01316.92
7.1.200.0040.01115.74
7.1.100.0040.01118.00
7.1.70.0110.00416.96
7.1.60.0030.02019.50
7.1.50.0090.01216.94
7.1.00.0030.07722.51
7.0.200.0000.00716.69
7.0.60.0070.05319.93
7.0.50.0070.04317.86
7.0.40.0070.05720.41
7.0.30.0470.07320.08
7.0.20.0430.05720.33
7.0.10.0270.08320.33
7.0.00.0030.07320.24
5.6.280.0000.04020.89
5.6.210.0130.07020.61
5.6.200.0030.08318.15
5.6.190.0030.05020.64
5.6.180.0370.06720.59
5.6.170.0270.07720.50
5.6.160.0030.08720.54
5.6.150.0030.04018.19
5.6.140.0030.08318.28
5.6.130.0030.07718.15
5.6.120.0030.04320.96
5.6.110.0030.07320.96
5.6.100.0130.06021.11
5.6.90.0070.09021.04
5.6.80.0000.04720.36
5.6.70.4370.03720.37
5.5.350.0200.04720.49
5.5.340.0070.07718.02
5.5.330.0100.08020.21
5.5.320.0200.07720.27
5.5.310.0270.06320.31
5.5.300.0030.08318.05
5.5.290.0130.07318.09
5.5.280.0030.08720.90
5.5.270.0100.08320.68
5.5.260.0100.05020.97
5.5.250.0100.08020.58
5.5.240.0130.05320.11
5.4.450.0100.06319.48
5.4.440.0570.07319.47
5.4.430.0670.06019.47
5.4.420.0630.05719.60
5.4.410.0600.06319.32
5.4.400.0730.05319.16
5.4.390.0730.06019.16
5.4.380.0730.04719.40
5.4.370.0130.04719.06
5.4.360.0100.05318.98
5.4.350.0200.05318.84
5.4.340.0570.07018.98
5.4.320.0700.06319.01
5.4.310.0300.05719.29
5.4.300.0070.05318.84
5.4.290.0470.05019.28
5.4.280.0770.06719.26
5.4.270.0800.07318.87
5.4.260.0800.08019.26
5.4.250.0870.07319.25
5.4.240.0600.06719.21
5.4.230.0730.06018.86
5.4.220.0830.05319.05
5.4.210.0800.05719.14
5.4.200.0770.06019.30
5.4.190.0700.05719.30
5.4.180.0800.05319.05
5.4.170.0730.05719.04
5.4.160.0700.05719.00
5.4.150.0670.07018.97
5.4.140.0700.04316.57
5.4.130.0570.05316.48
5.4.120.0830.05016.49
5.4.110.0770.06016.19
5.4.100.0770.04716.43
5.4.90.0900.06316.52
5.4.80.0770.05716.61
5.4.70.0830.04716.58
5.4.60.0930.04316.39
5.4.50.0870.05016.60
5.4.40.0930.05016.43
5.4.30.0830.05316.59
5.4.20.0670.05716.39
5.4.10.0670.05316.44
5.4.00.0870.04715.83

preferences:
57.95 ms | 401 KiB | 5 Q