3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; ++$a; // 1 class Foo { function __construct() {} } new Foo(++$a); // 2 function bar() {} bar(++$a); // 3 class WTF {} new WTF(++$a); // 4 var_dump($a);

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)
8.3.60.0080.00816.50
8.3.50.0150.01021.08
8.3.40.0170.00018.77
8.3.30.0070.00718.59
8.3.20.0080.00020.29
8.3.10.0000.00821.77
8.3.00.0080.00019.56
8.2.180.0070.00716.75
8.2.170.0140.00322.96
8.2.160.0060.01320.47
8.2.150.0030.00524.18
8.2.140.0090.00624.66
8.2.130.0030.01126.16
8.2.120.0030.00617.63
8.2.110.0060.00319.38
8.2.100.0090.00317.84
8.2.90.0070.00019.09
8.2.80.0080.00017.97
8.2.70.0050.00317.50
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0040.00419.52
8.2.30.0040.00419.70
8.2.20.0040.00417.48
8.2.10.0040.00418.02
8.2.00.0000.00917.92
8.1.280.0180.00325.92
8.1.270.0000.00820.38
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00423.90
8.1.230.0080.00421.04
8.1.220.0070.00317.74
8.1.210.0030.00518.77
8.1.200.0040.00417.23
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.49
8.1.160.0000.00721.91
8.1.150.0060.00318.82
8.1.140.0040.00717.30
8.1.130.0030.00317.66
8.1.120.0070.00017.26
8.1.110.0070.00017.38
8.1.100.0050.00217.27
8.1.90.0040.00417.30
8.1.80.0000.00817.26
8.1.70.0020.00417.44
8.1.60.0050.00217.54
8.1.50.0000.00717.40
8.1.40.0000.00817.39
8.1.30.0050.00317.68
8.1.20.0000.00817.63
8.1.10.0040.00417.58
8.1.00.0030.00617.52
8.0.300.0060.00318.77
8.0.290.0040.00416.63
8.0.280.0070.00018.40
8.0.270.0000.00817.21
8.0.260.0030.00317.12
8.0.250.0000.00716.91
8.0.240.0050.00216.88
8.0.230.0060.00016.85
8.0.220.0000.00716.79
8.0.210.0070.00016.79
8.0.200.0050.00216.78
8.0.190.0040.00416.77
8.0.180.0000.00716.86
8.0.170.0000.00716.73
8.0.160.0000.00816.77
8.0.150.0040.00416.77
8.0.140.0000.00716.76
8.0.130.0000.00613.29
8.0.120.0040.00416.82
8.0.110.0040.00416.84
8.0.100.0000.00716.79
8.0.90.0020.00516.86
8.0.80.0060.00816.77
8.0.70.0040.00416.88
8.0.60.0050.00316.89
8.0.50.0040.00416.71
8.0.30.0110.00616.99
8.0.20.0100.00917.40
8.0.10.0080.00016.84
8.0.00.0100.00916.69
7.4.330.0050.00015.08
7.4.320.0030.00316.43
7.4.300.0000.00616.36
7.4.290.0030.00316.57
7.4.280.0070.00016.57
7.4.270.0070.00016.51
7.4.260.0000.00716.43
7.4.250.0040.00416.52
7.4.240.0070.00116.62
7.4.230.0000.00716.60
7.4.220.0140.01016.63
7.4.210.0100.00316.63
7.4.200.0050.00216.61
7.4.160.0040.01216.57
7.4.150.0140.00417.40
7.4.140.0150.00917.86
7.4.130.0090.00916.36
7.4.120.0090.00916.53
7.4.110.0090.01216.26
7.4.100.0100.00716.43
7.4.90.0100.00616.61
7.4.80.0060.01019.39
7.4.70.0120.00816.37
7.4.60.0030.01216.47
7.4.50.0030.00516.47
7.4.40.0100.00716.59
7.4.30.0130.00316.55
7.4.00.0030.01014.96
7.3.330.0030.00313.03
7.3.320.0050.00013.13
7.3.310.0000.00716.32
7.3.300.0000.00716.21
7.3.290.0040.00416.16
7.3.280.0080.01216.29
7.3.270.0100.00617.40
7.3.260.0120.00916.55
7.3.250.0090.00816.58
7.3.240.0110.00616.22
7.3.230.0030.01316.39
7.3.210.0100.00616.50
7.3.200.0100.00616.35
7.3.190.0030.01416.37
7.3.180.0140.00716.34
7.3.170.0100.00716.45
7.3.160.0120.00816.48
7.2.330.0090.00916.71
7.2.320.0120.00616.38
7.2.310.0130.00616.38
7.2.300.0090.01216.32
7.2.290.0040.01316.57
7.2.80.0030.00916.54
7.2.60.0000.00916.64
7.2.00.0060.00819.47
7.1.200.0030.01015.73
7.1.100.0040.00717.77
7.1.70.0000.00716.84
7.1.60.0060.01920.03
7.1.50.0000.01016.89
7.1.00.0100.07022.44
7.0.200.0420.00314.57
7.0.60.0100.07719.90
7.0.50.0070.07017.72
7.0.40.0070.08020.27
7.0.30.0470.07320.20
7.0.20.0400.07020.33
7.0.10.0030.05020.10
7.0.00.0030.04320.18
5.6.280.0100.06720.78
5.6.210.0030.08020.72
5.6.200.0130.06318.15
5.6.190.0070.07320.52
5.6.180.3170.03720.64
5.6.170.0330.07020.45
5.6.160.0000.07020.50
5.6.150.0070.04718.15
5.6.140.0070.08718.28
5.6.130.0070.08018.11
5.6.120.0070.04321.02
5.6.110.0200.07721.14
5.6.100.0070.08320.98
5.6.90.0070.08321.01
5.6.80.0100.07020.38
5.6.70.4370.03720.48
5.5.350.0070.07020.41
5.5.340.0200.06718.03
5.5.330.0200.07020.57
5.5.320.3070.04720.31
5.5.310.0300.06020.28
5.5.300.0030.07718.06
5.5.290.0070.08017.98
5.5.280.0030.07720.84
5.5.270.0170.03020.87
5.5.260.0130.03720.94
5.5.250.0070.06720.78
5.5.240.0230.08020.19
5.4.450.0630.06319.52
5.4.440.0700.08019.34
5.4.430.0700.07719.19
5.4.420.0570.05719.18
5.4.410.0470.06719.33
5.4.400.0500.06019.21
5.4.390.0730.05318.82
5.4.380.0730.06019.27
5.4.370.0630.05018.86
5.4.360.0570.07719.05
5.4.350.0670.06318.99
5.4.340.0830.06018.88
5.4.320.0800.07319.30
5.4.310.0870.07019.21
5.4.300.0730.07319.11
5.4.290.0870.06019.14
5.4.280.0730.07319.27
5.4.270.0830.07019.14
5.4.260.0870.06019.14
5.4.250.0830.06319.23
5.4.240.0670.05319.13
5.4.230.0700.05319.04
5.4.220.0770.06718.96
5.4.210.0870.05019.15
5.4.200.0530.05719.12
5.4.190.0770.07719.25
5.4.180.0800.05019.05
5.4.170.0730.05719.21
5.4.160.0700.07719.26
5.4.150.0430.06018.98
5.4.140.0600.05016.45
5.4.130.0500.05316.54
5.4.120.0630.05316.62
5.4.110.0600.05016.66
5.4.100.0730.04016.64
5.4.90.0630.04716.57
5.4.80.0630.04016.65
5.4.70.0030.03316.48
5.4.60.0330.03716.52
5.4.50.0000.04316.43
5.4.40.0200.04316.53
5.4.30.0300.06716.32
5.4.20.0230.04716.16

preferences:
59.75 ms | 401 KiB | 5 Q