3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { function __construct(){echo 'a';} } ${INF} = 'a'; // new ${!${''}='Test'}; var_dump(${-INF});

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)
8.3.60.0070.00716.88
8.3.50.0240.01321.21
8.3.40.0120.00318.66
8.3.30.0040.01118.80
8.3.20.0070.00020.48
8.3.10.0080.00023.59
8.3.00.0040.00418.03
8.2.180.0100.00716.50
8.2.170.0150.00422.96
8.2.160.0080.00820.35
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0060.00317.50
8.2.110.0040.00820.52
8.2.100.0110.00017.80
8.2.90.0000.00819.08
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0000.00918.04
8.2.50.0060.00318.07
8.2.40.0040.00421.02
8.2.30.0000.00820.50
8.2.20.0000.00817.57
8.2.10.0070.00017.96
8.2.00.0000.00717.97
8.1.280.0110.00725.92
8.1.270.0060.00823.95
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0000.00922.61
8.1.230.0090.00319.42
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0080.00020.44
8.1.160.0040.00421.93
8.1.150.0000.00818.93
8.1.140.0040.00419.70
8.1.130.0040.00417.64
8.1.120.0030.00617.43
8.1.110.0090.00017.40
8.1.100.0040.00417.34
8.1.90.0000.00817.36
8.1.80.0070.00017.49
8.1.70.0000.00717.32
8.1.60.0070.00017.50
8.1.50.0030.00617.52
8.1.40.0000.00817.49
8.1.30.0030.00617.68
8.1.20.0000.00817.50
8.1.10.0000.00717.32
8.1.00.0030.00517.35
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0050.00218.36
8.0.270.0000.00817.13
8.0.260.0030.00317.16
8.0.250.0000.00817.06
8.0.240.0000.00617.08
8.0.230.0000.00717.05
8.0.220.0030.00316.89
8.0.210.0070.00016.81
8.0.200.0030.00316.84
8.0.190.0000.00817.05
8.0.180.0050.00316.93
8.0.170.0040.00416.96
8.0.160.0030.00317.00
8.0.150.0000.00716.85
8.0.140.0050.00216.89
8.0.130.0030.00313.42
8.0.120.0080.00016.83
8.0.110.0000.00716.91
8.0.100.0000.00716.82
8.0.90.0040.00416.82
8.0.80.0030.01416.91
8.0.70.0040.00416.86
8.0.60.0000.00716.92
8.0.50.0000.00716.80
8.0.30.0080.01016.96
8.0.20.0080.01117.40
8.0.10.0000.00717.01
8.0.00.0140.00516.75
7.4.330.0000.00515.08
7.4.320.0030.00316.53
7.4.300.0000.00616.46
7.4.290.0070.00016.49
7.4.280.0070.00016.59
7.4.270.0030.00316.45
7.4.260.0030.00316.59
7.4.250.0000.00816.55
7.4.240.0030.00516.60
7.4.230.0030.00316.62
7.4.220.0060.01316.67
7.4.210.0060.01216.45
7.4.200.0070.00016.34
7.4.160.0120.00416.60
7.4.150.0100.00717.40
7.4.140.0040.01717.86
7.4.130.0090.00816.51
7.4.120.0090.00816.45
7.4.110.0060.01716.60
7.4.100.0140.00916.61
7.4.90.0070.01016.48
7.4.80.0100.01319.39
7.4.70.0130.00716.50
7.4.60.0060.01016.54
7.4.50.0000.00816.51
7.4.40.0070.01316.53
7.4.30.0110.00716.55
7.4.00.0000.01614.98
7.3.330.0020.00213.07
7.3.320.0000.00513.22
7.3.310.0070.00016.10
7.3.300.0060.00016.12
7.3.290.0090.00516.25
7.3.280.0120.00616.22
7.3.270.0100.00717.40
7.3.260.0090.00916.30
7.3.250.0090.01016.31
7.3.240.0100.00616.32
7.3.230.0100.01016.57
7.3.210.0030.01316.29
7.3.200.0120.00416.20
7.3.190.0060.01016.45
7.3.180.0170.00316.35
7.3.170.0070.01116.33
7.3.160.0040.01116.53
7.2.330.0170.00316.60
7.2.320.0040.01416.65
7.2.310.0080.00816.39
7.2.300.0070.01016.53
7.2.290.0070.01416.33
7.2.60.0040.01116.88
7.2.50.0090.00916.80
7.1.200.0060.00615.56
7.1.100.0000.01317.92
7.1.70.0030.00316.73
7.1.60.0070.01719.50
7.1.50.0160.00316.80
7.1.00.0000.07722.40
7.0.200.0410.01014.42
7.0.60.0030.04319.82
7.0.50.0000.08717.88
7.0.40.0030.04320.18
7.0.30.0330.05020.08
7.0.20.0200.07720.23
7.0.10.0030.06020.19
7.0.00.0170.06720.06
5.6.280.0000.04021.01
5.6.210.0070.08020.50
5.6.200.0030.04018.15
5.6.190.0100.07020.39
5.6.180.0270.05020.42
5.6.170.0270.08020.58
5.6.160.0030.08320.50
5.6.150.0030.06718.16
5.6.140.0130.07018.18
5.6.130.0030.08018.18
5.6.120.0100.04320.97
5.6.110.0070.07020.91
5.6.100.0100.07320.98
5.6.90.0030.05020.98
5.6.80.0030.08020.38
5.5.350.0270.07720.43
5.5.340.0070.08718.05
5.5.330.0100.08020.35
5.5.320.0370.08320.27
5.5.310.1000.05020.37
5.5.300.0070.04317.99
5.5.290.0030.08017.95
5.5.280.0100.03720.66
5.5.270.0070.05320.87
5.5.260.0100.08020.76
5.5.250.0130.08020.68
5.5.240.0100.06020.12
5.4.450.0830.05019.47
5.4.440.0770.06019.61
5.4.430.1070.05719.47
5.4.420.0730.06319.61
5.4.410.0930.06719.48
5.4.400.0800.06019.15
5.4.390.0770.05719.26
5.4.380.0670.06318.99
5.4.370.0870.04318.98
5.4.360.0730.05319.01
5.4.350.0830.04319.14
5.4.340.0670.06319.28
5.4.320.0800.06019.31
5.4.310.1070.06019.12
5.4.300.0870.05719.28
5.4.290.0830.05318.84
5.4.280.0930.05319.01
5.4.270.0870.05018.84
5.4.260.1000.04319.14
5.4.250.0870.04719.12
5.4.240.0830.06019.40
5.4.230.0870.05318.86
5.4.220.1070.05319.28
5.4.210.1100.05019.37
5.4.200.0970.07018.97
5.4.190.0900.07019.36
5.4.180.1000.05018.97
5.4.170.0770.06319.21
5.4.160.0900.05019.10
5.4.150.0770.05719.04
5.4.140.0870.05016.57
5.4.130.0700.05316.39
5.4.120.0730.05316.41
5.4.110.0800.06316.60
5.4.100.0700.05716.25
5.4.90.0730.05316.45
5.4.80.0870.07016.50
5.4.70.0070.07316.50
5.4.60.0300.04716.38
5.4.50.0230.04316.49
5.4.40.0170.04716.51
5.4.30.0100.06016.53
5.4.20.0000.03316.51
5.4.10.0270.04016.36

preferences:
84.79 ms | 401 KiB | 5 Q