3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); $b['hi'] = 1; if(($a['hello'] ?? $b['hi'] ?? $c['hello']) === 1) { echo '2'; }

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)
8.3.70.0120.00316.38
8.3.60.0130.00616.38
8.3.50.0110.00720.97
8.3.40.0110.00318.97
8.3.30.0080.00818.84
8.3.20.0050.00220.31
8.3.10.0070.00021.89
8.3.00.0080.00018.05
8.2.180.0110.00718.39
8.2.170.0140.00322.96
8.2.160.0030.01020.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0060.00317.75
8.2.110.0050.00522.24
8.2.100.0080.00417.75
8.2.90.0000.00819.21
8.2.80.0030.00617.97
8.2.70.0060.00317.49
8.2.60.0080.00017.93
8.2.50.0030.00518.07
8.2.40.0030.00520.94
8.2.30.0050.00320.50
8.2.20.0040.00417.68
8.2.10.0040.00417.94
8.2.00.0070.00018.06
8.1.280.0110.00425.92
8.1.270.0150.00422.20
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.64
8.1.230.0060.00617.42
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0050.00318.66
8.1.160.0030.00521.96
8.1.150.0050.00218.73
8.1.140.0030.00617.37
8.1.130.0070.00017.64
8.1.120.0000.00717.30
8.1.110.0040.00417.24
8.1.100.0000.00717.24
8.1.90.0070.00017.34
8.1.80.0060.00317.20
8.1.70.0000.00717.25
8.1.60.0080.00017.53
8.1.50.0040.00417.37
8.1.40.0070.00417.44
8.1.30.0030.00617.46
8.1.20.0070.00317.59
8.1.10.0040.00417.39
8.1.00.0070.00017.46
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0070.00018.45
8.0.270.0050.00317.07
8.0.260.0060.00017.26
8.0.250.0070.00016.84
8.0.240.0000.00716.86
8.0.230.0000.01116.84
8.0.220.0030.00316.66
8.0.210.0030.00516.67
8.0.200.0060.00016.72
8.0.190.0040.00416.89
8.0.180.0030.00616.75
8.0.170.0040.00416.61
8.0.160.0030.00316.88
8.0.150.0060.00316.82
8.0.140.0030.00616.79
8.0.130.0030.00313.15
8.0.120.0060.00316.63
8.0.110.0000.00716.75
8.0.100.0080.00016.75
8.0.90.0030.00316.78
8.0.80.0060.01216.75
8.0.70.0050.00216.67
8.0.60.0030.00316.68
8.0.50.0000.00716.72
8.0.30.0130.00417.23
8.0.20.0120.00817.42
8.0.10.0000.00716.77
8.0.00.0120.00916.62
7.4.330.0000.00615.08
7.4.320.0030.00316.46
7.4.300.0000.00616.52
7.4.290.0030.00316.61
7.4.280.0040.00416.50
7.4.270.0040.00416.59
7.4.260.0110.00016.59
7.4.250.0030.00516.46
7.4.240.0000.00816.53
7.4.230.0030.00316.41
7.4.220.0120.00316.36
7.4.210.0060.00816.57
7.4.200.0030.00316.58
7.4.160.0060.01016.41
7.4.150.0110.00617.40
7.4.140.0120.00717.86
7.4.130.0110.01016.45
7.4.120.0090.00916.41
7.4.110.0090.00916.53
7.4.100.0080.00816.41
7.4.90.0110.00716.41
7.4.80.0060.02019.39
7.4.70.0070.01016.29
7.4.60.0090.00616.56
7.4.50.0030.00316.31
7.4.40.0070.01416.79
7.4.30.0060.01016.64
7.4.00.0060.01115.00
7.3.330.0020.00213.02
7.3.320.0030.00313.02
7.3.310.0030.00316.35
7.3.300.0030.00316.26
7.3.290.0060.00816.23
7.3.280.0070.01116.29
7.3.270.0100.00717.40
7.3.260.0040.01316.41
7.3.250.0120.00616.40
7.3.240.0090.01316.51
7.3.230.0090.00916.39
7.3.210.0110.00816.57
7.3.200.0080.00816.51
7.3.190.0000.01516.29
7.3.180.0030.01316.56
7.3.170.0140.00616.38
7.3.160.0030.01316.54
7.3.120.0110.00416.11
7.3.110.0080.00816.12
7.3.100.0090.00316.05
7.3.90.0090.00616.00
7.3.80.0070.00716.05
7.3.70.0020.01015.98
7.3.60.0100.00515.96
7.3.50.0030.01215.98
7.3.40.0040.00716.02
7.3.30.0070.00616.05
7.3.20.0040.01116.91
7.3.10.0050.01016.85
7.3.00.0070.00716.84
7.2.330.0140.00316.58
7.2.320.0100.01016.79
7.2.310.0070.01316.46
7.2.300.0100.01016.65
7.2.290.0130.01016.80
7.2.250.0030.01115.06
7.2.240.0030.01216.12
7.2.230.0050.01315.98
7.2.220.0060.00815.94
7.2.210.0080.00916.11
7.2.200.0050.01315.96
7.2.190.0100.00716.00
7.2.180.0090.00716.10
7.2.170.0000.01516.16
7.2.160.0070.00717.15
7.2.150.0030.01417.15
7.2.140.0060.00317.15
7.2.130.0090.00617.15
7.2.120.0100.00317.15
7.2.110.0030.00917.15
7.2.100.0070.01017.15
7.2.90.0040.01217.15
7.2.80.0140.00417.15
7.2.70.0070.01017.15
7.2.60.0070.00816.92
7.2.50.0060.00917.15
7.2.40.0000.01517.15
7.2.30.0000.01517.15
7.2.20.0060.00617.15
7.2.10.0030.01317.15
7.2.00.0080.00618.25
7.1.330.0070.00916.53
7.1.320.0060.00616.55
7.1.310.0080.00516.40
7.1.300.0070.00716.50
7.1.290.0040.00616.37
7.1.280.0060.00516.51
7.1.270.0030.01216.43
7.1.260.0080.00616.35
7.1.250.0070.00717.15
7.1.200.0000.01015.73
7.1.100.0070.00718.11
7.1.70.0000.00717.15
7.1.60.0160.00919.19
7.1.50.0030.00716.84
7.1.00.0030.07722.40
7.0.200.0040.00416.83
7.0.60.0030.09019.84
7.0.50.0030.07317.84
7.0.40.0100.04019.98
7.0.30.0300.08020.19
7.0.20.0200.07020.04
7.0.10.0030.04320.18
7.0.00.0030.04319.99
5.6.280.0000.07721.07
5.6.210.0100.08020.54
5.6.200.0000.06018.13
5.6.190.0030.04320.64
5.6.180.0100.05320.55
5.6.170.0170.04320.71
5.6.160.0100.04320.64
5.6.150.0030.04018.12
5.6.140.0100.06018.23
5.6.130.0230.07018.15
5.6.120.0030.08321.11
5.6.110.0070.06720.88
5.6.100.0130.07021.06
5.6.90.0130.07720.87
5.6.80.0100.07320.40
5.5.350.0070.07320.40
5.5.340.0100.03718.07
5.5.330.0000.04320.37
5.5.320.0170.07020.51
5.5.310.0370.04020.32
5.5.300.0030.08018.07
5.5.290.0130.04317.98
5.5.280.0130.08020.87
5.5.270.0070.06720.76
5.5.260.0170.06720.76
5.5.250.0100.07320.57
5.5.240.0070.04720.04
5.4.450.0870.04719.48
5.4.440.0530.07019.48
5.4.430.0670.06319.61
5.4.420.0730.05019.33
5.4.410.0200.05019.25
5.4.400.0400.06319.15
5.4.390.0800.05319.22
5.4.380.0500.06319.25
5.4.370.0300.06019.23
5.4.360.0330.06019.03
5.4.350.0670.05319.23
5.4.340.0170.06719.06
5.4.320.0430.04719.28
5.4.310.0570.06719.25
5.4.300.0800.04319.14
5.4.290.0800.05719.27
5.4.280.0730.06019.24
5.4.270.0930.06319.25
5.4.260.1030.04318.84
5.4.250.0800.07719.12
5.4.240.0830.07319.27
5.4.230.0770.07318.83
5.4.220.0700.07019.14
5.4.210.0600.07319.00
5.4.200.0930.06719.25
5.4.190.0800.07719.14
5.4.180.0830.05719.27
5.4.170.1000.06719.21
5.4.160.0930.07019.13
5.4.150.0930.07019.11
5.4.140.0830.05316.49
5.4.130.0800.04016.57
5.4.120.0730.05316.47
5.4.110.0700.06316.61
5.4.100.0670.06316.53
5.4.90.0730.04016.47
5.4.80.0730.05716.52
5.4.70.0230.06716.39
5.4.60.0200.04316.32
5.4.50.0200.04716.52
5.4.40.0330.06316.38
5.4.30.0030.07016.50
5.4.20.0030.03716.52
5.4.10.0330.06016.16

preferences:
45.17 ms | 401 KiB | 5 Q