3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Blop { var $i = 0; } $a = new Blop; $b = $a; $c = &$a; $a->i = $a->i + 1; var_dump($a); var_dump($b); var_dump($c);

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)
8.3.60.0200.00016.50
8.3.50.0050.00917.23
8.3.40.0100.01018.89
8.3.30.0110.00418.59
8.3.20.0080.00018.60
8.3.10.0080.00018.78
8.3.00.0030.00519.25
8.2.180.0110.00716.38
8.2.170.0070.00722.96
8.2.160.0150.00018.82
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00819.54
8.2.110.0090.00019.39
8.2.100.0080.00317.78
8.2.90.0000.00819.13
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0000.00717.92
8.2.40.0000.00919.20
8.2.30.0070.00417.68
8.2.20.0030.00717.63
8.2.10.0000.00717.50
8.2.00.0050.00517.59
8.1.280.0110.00425.92
8.1.270.0000.00823.99
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0050.00522.67
8.1.230.0000.01017.76
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00517.23
8.1.190.0000.00817.09
8.1.180.0040.00418.10
8.1.170.0030.00617.62
8.1.160.0070.00019.01
8.1.150.0040.00418.62
8.1.140.0040.00417.40
8.1.130.0070.00017.39
8.1.120.0040.00417.39
8.1.110.0040.00417.25
8.1.100.0030.00317.43
8.1.90.0040.00417.45
8.1.80.0000.00817.31
8.1.70.0030.00317.32
8.1.60.0000.00817.41
8.1.50.0000.00717.50
8.1.40.0070.00017.34
8.1.30.0030.00517.59
8.1.20.0030.00917.49
8.1.10.0040.00417.56
8.1.00.0050.00517.37
8.0.300.0040.00418.77
8.0.290.0030.00616.63
8.0.280.0000.00818.48
8.0.270.0080.00017.20
8.0.260.0000.00616.87
8.0.250.0060.00316.73
8.0.240.0070.00016.89
8.0.230.0070.00016.78
8.0.220.0000.00816.88
8.0.210.0070.00016.82
8.0.200.0030.00316.89
8.0.190.0040.00416.92
8.0.180.0030.00616.84
8.0.170.0090.00016.76
8.0.160.0050.00216.90
8.0.150.0080.00016.73
8.0.140.0000.00716.72
8.0.130.0000.00713.23
8.0.120.0030.00516.63
8.0.110.0050.00316.71
8.0.100.0040.00416.86
8.0.90.0040.00416.65
8.0.80.0110.00416.76
8.0.70.0060.00316.71
8.0.60.0030.00616.72
8.0.50.0000.00716.92
8.0.30.0160.00317.06
8.0.20.0120.00616.96
8.0.10.0070.00016.91
8.0.00.0070.01316.66
7.4.330.0000.00513.04
7.4.320.0030.00316.53
7.4.300.0000.00616.53
7.4.290.0030.00616.58
7.4.280.0040.00416.42
7.4.270.0030.00316.58
7.4.260.0050.00013.17
7.4.250.0040.00416.42
7.4.240.0030.00316.52
7.4.230.0000.00716.28
7.4.220.0060.01216.47
7.4.210.0120.00916.61
7.4.200.0030.00316.52
7.4.190.0000.00816.63
7.4.160.0050.01016.34
7.4.150.0140.00516.46
7.4.140.0110.00717.86
7.4.130.0130.00616.49
7.4.120.0140.00316.52
7.4.110.0150.00316.27
7.4.100.0070.01016.59
7.4.90.0060.01316.39
7.4.80.0060.01219.39
7.4.70.0140.00416.38
7.4.60.0120.00616.37
7.4.50.0050.00516.38
7.4.40.0030.01216.07
7.4.30.0160.00916.58
7.4.00.0080.00815.07
7.3.330.0000.00713.13
7.3.320.0050.00013.10
7.3.310.0030.00316.32
7.3.300.0000.00716.30
7.3.290.0060.00916.31
7.3.280.0130.00716.29
7.3.270.0130.00316.53
7.3.260.0130.00416.48
7.3.240.0130.00316.29
7.3.230.0100.00716.49
7.3.210.0130.01016.46
7.3.200.0080.00816.71
7.3.190.0100.00716.50
7.3.180.0150.00616.34
7.3.170.0110.00516.63
7.3.160.0100.00716.28
7.3.120.0110.00415.01
7.2.330.0150.00816.73
7.2.320.0000.02316.78
7.2.310.0180.00616.78
7.2.300.0100.01316.79
7.2.290.0150.00316.84
7.2.00.0060.00919.61
7.1.100.0040.01118.25
7.1.70.0040.00417.16
7.1.60.0070.01019.21
7.1.50.0120.01216.83
7.1.00.0000.04322.32
7.0.200.0030.00316.80
7.0.140.0070.07322.09
7.0.120.0100.06722.03
7.0.60.0000.08719.94
7.0.50.0030.05017.85
7.0.40.0230.08320.09
7.0.30.0330.08720.14
7.0.20.0300.07320.15
7.0.10.0170.08720.11
7.0.00.0270.07720.29
5.6.280.0070.07020.91
5.6.210.0070.04320.63
5.6.200.0000.04318.30
5.6.190.0230.07320.77
5.6.180.0370.07020.61
5.6.170.0300.07020.47
5.6.160.0270.06720.47
5.6.150.0130.08320.40
5.6.140.0270.05020.21
5.6.130.0130.09320.20
5.6.120.0130.05720.37
5.6.110.0070.05020.19
5.6.100.0270.05720.16
5.6.90.0270.06320.30
5.6.80.0270.05719.88
5.6.70.0230.08019.70
5.6.60.0200.07319.69
5.6.50.0300.06319.71
5.6.40.0230.08019.68
5.6.30.0270.07319.70
5.6.20.0230.06719.80
5.6.10.0170.04319.81
5.6.00.0170.04019.84
5.5.350.0030.03020.52
5.5.340.0070.05318.08
5.5.330.0270.08020.40
5.5.320.0300.07720.47
5.5.310.0270.05020.31
5.5.300.0200.08320.30
5.5.290.0200.06719.99
5.5.280.0100.05020.14
5.5.270.0270.07319.97
5.5.260.0200.08720.33
5.5.250.0230.06719.80
5.5.240.0300.07719.51
5.5.230.0330.07019.70
5.5.220.0200.08319.61
5.5.210.0300.08019.61
5.5.200.0270.06719.56
5.5.190.0130.07319.47
5.5.180.0270.03719.36
5.5.160.0330.07019.35
5.5.150.0230.08019.67
5.5.140.0230.07019.67
5.5.130.0330.07019.55
5.5.120.0270.06719.32
5.5.110.0230.03319.59
5.5.100.0170.05019.46
5.5.90.0200.03719.55
5.5.80.0170.03719.23
5.5.70.0200.03719.48
5.5.60.0170.03719.27
5.5.50.0130.03719.38
5.5.40.0170.04019.34
5.5.30.0270.03319.46
5.5.20.0130.04019.38
5.5.10.0100.04319.47
5.5.00.0170.03319.36
5.4.450.0170.08319.25
5.4.440.0230.05719.33
5.4.430.0170.05319.57
5.4.420.0130.05319.57
5.4.410.0270.06319.20
5.4.400.0200.05719.15
5.4.390.0270.07019.00
5.4.380.0270.06719.15
5.4.370.0270.07019.25
5.4.360.0270.07318.86
5.4.350.0230.06019.00
5.4.340.0230.08018.93
5.4.320.0230.06319.25
5.4.310.0200.05019.08
5.4.300.0230.06719.00
5.4.290.0170.06719.20
5.4.280.0300.03718.85
5.4.270.0230.04719.11
5.4.260.0200.07319.20
5.4.250.0170.04718.84
5.4.240.0300.03319.20
5.4.230.0270.03318.87
5.4.220.0170.03718.87
5.4.210.0100.04018.87
5.4.200.0170.04019.24
5.4.190.0100.04019.24
5.4.180.0130.03719.14
5.4.170.0170.03319.23
5.4.160.0100.04018.83
5.4.150.0100.04019.23
5.4.140.0130.04016.35
5.4.130.0230.06316.45
5.4.120.0270.04716.40
5.4.110.0170.03316.33
5.4.100.0270.02716.45
5.4.90.0100.03716.31
5.4.80.0170.03016.46
5.4.70.0170.03016.26
5.4.60.0070.04016.53
5.4.50.0130.03316.47
5.4.40.0230.03316.45
5.4.30.0130.03316.35
5.4.20.0170.03716.39
5.4.10.0130.04316.45
5.4.00.0130.03315.78
5.3.290.0270.07014.71
5.3.280.0100.04314.50
5.3.270.0130.03714.63
5.3.260.0200.03014.64
5.3.250.0130.03714.61
5.3.240.0200.04714.61
5.3.230.0170.04014.61
5.3.220.0200.03714.71
5.3.210.0100.04014.57
5.3.200.0070.04314.59
5.3.190.0230.03714.70
5.3.180.0100.04014.55
5.3.170.0130.03714.59
5.3.160.0100.04014.57
5.3.150.0130.04014.71
5.3.140.0170.03714.57
5.3.130.0100.04014.69
5.3.120.0230.06014.61
5.3.110.0170.03314.54
5.3.100.0100.03714.18
5.3.90.0130.04014.02
5.3.80.0130.03314.16
5.3.70.0100.04314.05
5.3.60.0100.04314.07
5.3.50.0170.03313.94
5.3.40.0170.03713.98
5.3.30.0100.03713.95
5.3.20.0370.05713.74
5.3.10.0200.05713.66
5.3.00.0300.06313.78
5.2.170.0130.03012.84
5.2.160.0130.02712.84
5.2.150.0070.03312.84
5.2.140.0130.03312.84
5.2.130.0230.05312.84
5.2.120.0200.06012.84
5.2.110.0330.05012.84
5.2.100.0100.04312.84
5.2.90.0200.06012.84
5.2.80.0200.05712.84
5.2.70.0200.03312.84
5.2.60.0200.04712.84
5.2.50.0230.05712.84
5.2.40.0100.05312.84
5.2.30.0200.05712.84
5.2.20.0070.04712.84
5.2.10.0200.05712.84
5.2.00.0130.05312.84
5.1.60.0200.05012.84
5.1.50.0200.05012.84
5.1.40.0170.05012.84
5.1.30.0070.04312.84
5.1.20.0130.03712.84
5.1.10.0130.04712.84
5.1.00.0130.05012.84
5.0.50.0130.04312.84
5.0.40.0070.04712.84
5.0.30.0100.06312.84
5.0.20.0130.04012.84
5.0.10.0070.03312.84
5.0.00.0170.05312.84
4.4.90.0100.03712.84
4.4.80.0100.02012.84
4.4.70.0030.04312.84
4.4.60.0030.02012.84
4.4.50.0070.01712.84
4.4.40.0130.02312.84
4.4.30.0100.03712.84
4.4.20.0000.02012.84
4.4.10.0070.04012.84
4.4.00.0070.05712.84
4.3.110.0130.02712.84
4.3.100.0100.03312.84
4.3.90.0070.03712.84
4.3.80.0200.04012.84
4.3.70.0100.03312.84
4.3.60.0030.03712.84
4.3.50.0100.03312.84
4.3.40.0070.04712.84
4.3.30.0030.02012.84
4.3.20.0000.03012.84
4.3.10.0070.03312.84
4.3.00.0070.03012.84

preferences:
53.61 ms | 401 KiB | 5 Q