3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); $b['hi'] = 1; if(($a['hello'] ?? $b['hi'] ?? $c['hello'] ?? 1) === 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)
8.3.40.0110.00419.02
8.3.30.0090.00618.75
8.3.20.0000.00720.16
8.3.10.0000.00821.76
8.3.00.0080.00017.93
8.2.170.0130.00722.96
8.2.160.0070.00720.39
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00417.61
8.2.110.0090.00022.11
8.2.100.0080.00417.75
8.2.90.0040.00419.36
8.2.80.0000.00917.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0080.00019.40
8.2.30.0050.00220.50
8.2.20.0040.00417.74
8.2.10.0000.00818.04
8.2.00.0000.00717.96
8.1.270.0070.01021.99
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.97
8.1.230.0080.00418.85
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0040.00417.38
8.1.180.0000.00818.10
8.1.170.0030.00618.43
8.1.160.0030.00521.95
8.1.150.0000.00818.77
8.1.140.0030.00517.32
8.1.130.0030.00317.63
8.1.120.0000.00717.24
8.1.110.0040.00417.35
8.1.100.0080.00017.32
8.1.90.0020.00517.25
8.1.80.0100.00017.36
8.1.70.0000.00717.25
8.1.60.0050.00217.54
8.1.50.0030.00617.43
8.1.40.0070.00417.44
8.1.30.0040.00417.60
8.1.20.0040.00417.63
8.1.10.0000.00817.48
8.1.00.0050.00317.42
8.0.300.0080.00018.77
8.0.290.0000.00716.75
8.0.280.0040.00418.39
8.0.270.0050.00317.20
8.0.260.0030.00317.31
8.0.250.0040.00416.73
8.0.240.0060.00016.84
8.0.230.0000.00816.75
8.0.220.0000.00616.83
8.0.210.0050.00316.78
8.0.200.0030.00316.77
8.0.190.0030.00516.84
8.0.180.0060.00616.80
8.0.170.0030.00516.79
8.0.160.0040.00416.68
8.0.150.0080.00016.80
8.0.140.0030.00516.77
8.0.130.0060.00013.13
8.0.120.0030.00516.65
8.0.110.0000.00816.79
8.0.100.0030.00616.66
8.0.90.0030.00416.61
8.0.80.0070.00716.75
8.0.70.0040.00416.89
8.0.60.0000.00716.59
8.0.50.0030.00316.65
8.0.30.0120.00816.93
8.0.20.0090.01017.40
8.0.10.0040.00416.93
8.0.00.0090.00916.73
7.4.330.0000.00615.09
7.4.320.0030.00316.46
7.4.300.0040.00416.46
7.4.290.0040.00416.52
7.4.280.0000.00916.45
7.4.270.0030.00616.59
7.4.260.0000.00716.62
7.4.250.0080.00016.55
7.4.240.0020.00616.63
7.4.230.0070.00016.63
7.4.220.0070.00716.44
7.4.210.0090.00516.54
7.4.200.0000.00716.59
7.4.160.0120.00416.56
7.4.150.0100.00717.40
7.4.140.0090.01017.86
7.4.130.0150.00516.55
7.4.120.0070.01016.34
7.4.110.0130.00316.36
7.4.100.0080.00916.49
7.4.90.0110.00716.54
7.4.80.0090.01319.39
7.4.70.0140.00616.57
7.4.60.0100.00716.50
7.4.50.0000.00816.54
7.4.40.0140.00916.58
7.4.30.0050.01416.43
7.4.00.0080.00814.74
7.3.330.0000.00513.18
7.3.320.0000.00513.00
7.3.310.0060.00316.32
7.3.300.0030.00316.27
7.3.290.0100.00516.24
7.3.280.0100.00916.24
7.3.270.0090.01017.40
7.3.260.0130.00316.37
7.3.250.0070.01116.31
7.3.240.0100.01016.30
7.3.230.0120.00816.43
7.3.210.0070.01016.56
7.3.200.0070.01416.56
7.3.190.0060.01316.48
7.3.180.0120.00916.47
7.3.170.0140.00716.46
7.3.160.0060.01016.57
7.3.120.0060.00614.85
7.3.110.0030.01614.77
7.3.100.0060.00915.04
7.3.90.0070.00314.88
7.3.80.0030.01214.91
7.3.70.0040.01114.80
7.3.60.0040.00814.73
7.3.50.0100.00314.98
7.3.40.0100.00314.89
7.3.30.0120.00614.89
7.3.20.0090.00916.71
7.3.10.0070.00716.72
7.3.00.0040.00716.59
7.2.330.0110.00716.34
7.2.320.0160.00816.28
7.2.310.0000.01616.55
7.2.300.0080.01316.54
7.2.290.0140.00416.55
7.2.250.0100.00715.12
7.2.240.0100.01015.27
7.2.230.0030.01414.74
7.2.220.0110.00315.27
7.2.210.0000.01115.12
7.2.200.0080.00415.24
7.2.190.0100.01015.20
7.2.180.0040.01115.00
7.2.170.0000.01615.04
7.2.60.0030.01316.93
7.2.00.0090.00319.20
7.1.330.0000.01515.86
7.1.320.0040.00415.64
7.1.310.0100.00315.75
7.1.300.0080.00415.60
7.1.290.0000.01615.38
7.1.280.0000.01415.91
7.1.270.0070.01015.68
7.1.260.0040.00415.61
7.1.200.0070.00015.48
7.1.100.0000.01118.35
7.1.70.0000.00717.16
7.1.60.0130.01019.19
7.1.50.0090.01316.80
7.1.00.0070.07322.37
7.0.200.0030.00616.67
7.0.60.0130.07020.04
7.0.50.0030.08317.88
7.0.40.0030.08720.24
7.0.30.0270.05720.14
7.0.20.0230.06020.13
7.0.10.0300.06720.18
7.0.00.0030.09020.17
5.6.280.0030.07021.10
5.6.210.0130.07320.62
5.6.200.0070.05318.13
5.6.190.0000.04720.77
5.6.180.0070.05020.77
5.6.170.0300.07020.51
5.6.160.0000.08020.48
5.6.150.0070.05718.23
5.6.140.0130.07718.14
5.6.130.0130.07318.16
5.6.120.0100.05720.98
5.6.110.0070.08021.14
5.6.100.0030.04320.99
5.6.90.0070.05020.88
5.6.80.0030.04020.53
5.5.350.3770.04320.48
5.5.340.0000.04317.99
5.5.330.0270.06720.32
5.5.320.0000.04320.42
5.5.310.0000.08020.34
5.5.300.0070.04017.98
5.5.290.0130.07317.98
5.5.280.0030.09020.87
5.5.270.0000.04320.66
5.5.260.0030.04020.71
5.5.250.0030.04320.58
5.5.240.0030.08020.18
5.4.450.0230.05019.48
5.4.440.0130.06319.47
5.4.430.0170.05319.55
5.4.420.0270.04319.44
5.4.410.0200.05019.30
5.4.400.0270.06319.26
5.4.390.0330.04319.13
5.4.380.0170.05319.01
5.4.370.0200.05019.30
5.4.360.0300.04319.16
5.4.350.0270.05318.98
5.4.340.0230.05019.01
5.4.320.0230.05019.06
5.4.310.0130.05719.13
5.4.300.0200.04719.25
5.4.290.0270.04719.25
5.4.280.0170.05719.32
5.4.270.0270.04719.14
5.4.260.0270.05018.84
5.4.250.0100.06019.05
5.4.240.0230.04719.22
5.4.230.0100.06319.14
5.4.220.0130.06019.36
5.4.210.0170.05718.83
5.4.200.0200.05319.28
5.4.190.0330.03719.11
5.4.180.0130.06019.35
5.4.170.0200.05019.14
5.4.160.0270.05719.34
5.4.150.0130.06018.99
5.4.140.0200.04716.30
5.4.130.0170.05016.30
5.4.120.0200.04716.40
5.4.110.0100.06016.59
5.4.100.0130.05016.60
5.4.90.0200.04716.59
5.4.80.0130.05316.60
5.4.70.0270.05316.17
5.4.60.0270.04316.28
5.4.50.0270.07016.25
5.4.40.0270.07016.43
5.4.30.0070.04716.34
5.4.20.0000.05716.42
5.4.10.0370.06016.39

preferences:
50.96 ms | 400 KiB | 5 Q