3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $b; } $a = new A(); $map = array($a); $obj = $map[0]; var_dump($obj->b); $a->b = '100'; //var_dump($map[0]->b); $obj = $map[0]; var_dump($obj->b);

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)
8.3.60.0000.01416.38
8.3.50.0090.00721.92
8.3.40.0040.01118.68
8.3.30.0170.00319.17
8.3.20.0080.00020.16
8.3.10.0040.00423.70
8.3.00.0070.00419.36
8.2.180.0040.01118.26
8.2.170.0080.00822.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.01426.16
8.2.120.0080.00022.17
8.2.110.0120.00422.09
8.2.100.0060.00617.72
8.2.90.0040.00419.28
8.2.80.0040.00417.97
8.2.70.0050.00517.50
8.2.60.0040.00418.05
8.2.50.0070.00418.07
8.2.40.0060.00318.16
8.2.30.0040.00418.00
8.2.20.0030.00517.81
8.2.10.0030.00717.99
8.2.00.0070.00417.74
8.1.280.0070.00725.92
8.1.270.0060.00323.92
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00023.97
8.1.230.0030.00719.16
8.1.220.0000.00717.74
8.1.210.0040.00718.77
8.1.200.0090.00017.48
8.1.190.0050.00317.54
8.1.180.0000.00919.07
8.1.170.0040.00418.31
8.1.160.0050.00221.98
8.1.150.0020.00518.60
8.1.140.0000.00817.45
8.1.130.0000.00717.82
8.1.120.0040.00417.46
8.1.110.0000.00717.39
8.1.100.0050.00217.35
8.1.90.0000.00717.44
8.1.80.0040.00417.44
8.1.70.0050.00317.38
8.1.60.0040.00417.49
8.1.50.0080.00017.54
8.1.40.0000.00717.53
8.1.30.0040.00417.57
8.1.20.0030.00517.55
8.1.10.0080.00017.50
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0030.00318.50
8.0.270.0040.00417.21
8.0.260.0060.00017.26
8.0.250.0000.00716.87
8.0.240.0000.00816.95
8.0.230.0000.00716.84
8.0.220.0020.00516.90
8.0.210.0060.00016.79
8.0.200.0030.00316.83
8.0.190.0040.00416.98
8.0.180.0050.00316.82
8.0.170.0000.00816.95
8.0.160.0080.00016.82
8.0.150.0040.00416.73
8.0.140.0040.00416.89
8.0.130.0070.00013.31
8.0.120.0000.00716.81
8.0.110.0040.00416.93
8.0.100.0040.00416.93
8.0.90.0050.00316.72
8.0.80.0070.01016.88
8.0.70.0040.00416.86
8.0.60.0000.00716.85
8.0.50.0070.00016.87
8.0.30.0150.00717.15
8.0.20.0100.01117.40
8.0.10.0000.00716.93
8.0.00.0080.00916.60
7.4.330.0030.00315.00
7.4.320.0000.00616.59
7.4.300.0030.00316.61
7.4.290.0060.00016.61
7.4.280.0030.00316.50
7.4.270.0030.00316.62
7.4.260.0070.00016.48
7.4.250.0040.00416.42
7.4.240.0030.00316.55
7.4.230.0030.00316.49
7.4.220.0100.00716.42
7.4.210.0080.00716.54
7.4.200.0070.00016.66
7.4.190.0000.00716.56
7.4.160.0090.00616.39
7.4.150.0070.01117.40
7.4.140.0080.01017.86
7.4.130.0100.00716.52
7.4.120.0100.00616.54
7.4.110.0040.01516.54
7.4.100.0110.00716.65
7.4.90.0030.01316.47
7.4.80.0110.01419.39
7.4.70.0140.00316.64
7.4.60.0090.00616.43
7.4.50.0060.00316.28
7.4.40.0030.01322.77
7.4.30.0090.01216.31
7.4.00.0070.00914.92
7.3.330.0050.00013.39
7.3.320.0030.00313.37
7.3.310.0050.00216.32
7.3.300.0070.00016.41
7.3.290.0050.01016.27
7.3.280.0080.00716.28
7.3.270.0070.01317.40
7.3.260.0000.01816.29
7.3.250.0120.00816.41
7.3.240.0060.01216.43
7.3.230.0120.00616.49
7.3.210.0150.00316.22
7.3.200.0060.01419.39
7.3.190.0100.01016.59
7.3.180.0070.00716.58
7.3.170.0040.01216.38
7.3.160.0040.01216.28
7.3.120.0110.00914.58
7.3.110.0080.00814.72
7.3.100.0070.00714.87
7.3.90.0080.00714.87
7.3.80.0080.00514.94
7.3.70.0040.00914.74
7.3.60.0060.00714.85
7.3.50.0050.00714.75
7.3.40.0030.00914.66
7.3.30.0070.00714.86
7.3.20.0080.00816.72
7.3.10.0050.00916.49
7.3.00.0090.00316.46
7.2.330.0090.01216.29
7.2.320.0160.00316.64
7.2.310.0090.01216.57
7.2.300.0090.00816.80
7.2.290.0070.01016.44
7.2.250.0030.02014.90
7.2.240.0090.01015.06
7.2.230.0080.00614.92
7.2.220.0030.00714.98
7.2.210.0060.00815.05
7.2.200.0100.00514.82
7.2.190.0020.01115.07
7.2.180.0050.00814.84
7.2.170.0080.00314.92
7.2.160.0140.00015.16
7.2.150.0030.01016.76
7.2.140.0100.00316.89
7.2.130.0060.00616.99
7.2.120.0060.00616.82
7.2.110.0060.00616.92
7.2.100.0040.00916.82
7.2.90.0040.01117.02
7.2.80.0060.00916.84
7.2.70.0000.01216.68
7.2.60.0060.00416.77
7.2.50.0000.00916.93
7.2.40.0040.00416.69
7.2.30.0060.01016.85
7.2.20.0000.01516.70
7.2.10.0000.01316.63
7.2.00.0090.00616.65
7.1.330.0050.00815.75
7.1.320.0080.00415.88
7.1.310.0030.00715.67
7.1.300.0050.00715.71
7.1.290.0060.00515.35
7.1.280.0070.01015.73
7.1.270.0060.00615.59
7.1.260.0100.00315.92
7.1.250.0000.01315.59
7.1.200.0040.00415.96
7.1.100.0120.01616.13
7.1.70.0030.00517.21
7.1.60.0040.01519.46
7.1.50.0000.02216.71
7.1.00.0030.07722.45
7.0.200.0000.00716.46
7.0.140.0070.07022.21
7.0.60.0030.09319.94
7.0.50.0130.04717.96
7.0.40.0130.08020.20
7.0.30.0270.08320.16
7.0.20.0200.05020.09
7.0.10.0070.04020.21
7.0.00.0100.06720.20
5.6.280.0070.07021.07
5.6.210.0130.04020.46
5.6.200.0070.08718.25
5.6.190.0030.04320.64
5.6.180.3930.04320.67
5.6.170.0370.08020.44
5.6.160.0100.03720.46
5.6.150.0030.08718.19
5.6.140.0070.03318.21
5.6.130.0070.08018.18
5.6.120.0030.08321.03
5.6.110.0030.04720.98
5.6.100.0130.07321.08
5.6.90.0070.05720.95
5.6.80.0100.07720.45
5.5.350.0100.07320.41
5.5.340.0030.05017.98
5.5.330.0000.04320.42
5.5.320.0330.08020.34
5.5.310.0200.05720.39
5.5.300.0130.08017.94
5.5.290.0100.07017.91
5.5.280.0030.04020.84
5.5.270.0100.08020.67
5.5.260.0130.07020.73
5.5.250.0030.04720.55
5.5.240.0170.03320.18
5.4.450.0000.03719.64
5.4.440.1100.04019.48
5.4.430.0700.04019.45
5.4.420.0430.05319.63
5.4.410.1230.03719.28
5.4.400.0330.03018.98
5.4.390.0530.03719.21
5.4.380.0470.07318.59
5.4.370.0470.06318.74
5.4.360.0500.05718.81
5.4.350.0570.07318.74
5.4.340.0330.05718.62
5.4.320.0120.04012.50
5.4.310.0060.03812.50
5.4.300.0070.03612.50
5.4.290.0060.05112.50
5.4.280.0170.06412.36
5.4.270.0060.05112.37
5.4.260.0100.03812.36
5.4.250.0050.04212.37
5.4.240.0070.04212.37
5.4.230.0070.04112.36
5.4.220.0080.04012.36
5.4.210.0130.05512.35
5.4.200.0100.04612.36
5.4.190.0060.06912.36
5.4.180.0100.05212.35
5.4.170.0160.05212.36
5.4.160.0040.04712.36
5.4.150.0070.05812.35
5.4.140.0110.04512.04
5.4.130.0060.05212.03
5.4.120.0090.03811.99
5.4.110.0050.04611.98
5.4.100.0160.04811.98
5.4.90.0130.04611.98
5.4.80.0130.05811.98
5.4.70.0060.03911.98
5.4.60.0110.04311.98
5.4.50.0070.04611.98
5.4.40.0280.06811.96
5.4.30.0150.05311.96
5.4.20.0100.05211.96
5.4.10.0070.04211.96
5.4.00.0080.04811.45
5.3.290.0060.03912.80
5.3.280.0120.04912.71
5.3.270.0080.05712.72
5.3.260.0040.04812.71
5.3.250.0100.04712.72
5.3.240.0130.05112.72
5.3.230.0140.08112.71
5.3.220.0070.04612.68
5.3.210.0060.04812.68
5.3.200.0140.04712.68
5.3.190.0160.06812.68
5.3.180.0150.04212.68
5.3.170.0160.06312.67
5.3.160.0120.05812.67
5.3.150.0110.04312.68
5.3.140.0080.05312.66
5.3.130.0130.05312.66
5.3.120.0080.04112.66
5.3.110.0130.03512.65
5.3.100.0100.03612.12
5.3.90.0070.03812.08
5.3.80.0040.04012.08
5.3.70.0040.04012.07
5.3.60.0110.03812.06
5.3.50.0110.04812.00
5.3.40.0100.05412.00
5.3.30.0100.05411.95
5.3.20.0120.05111.73
5.3.10.0130.06011.69
5.3.00.0160.07011.68
5.2.170.0080.0469.19
5.2.160.0100.0559.18
5.2.150.0140.0419.18
5.2.140.0090.0509.18
5.2.130.0190.0569.14
5.2.120.0070.0579.14
5.2.110.0130.0419.15
5.2.100.0180.0499.15
5.2.90.0090.0399.14
5.2.80.0090.0509.14
5.2.70.0170.0699.13
5.2.60.0170.0539.09
5.2.50.0120.0489.06
5.2.40.0100.0579.03
5.2.30.0240.0919.01
5.2.20.0100.0389.00
5.2.10.0070.0378.91
5.2.00.0180.0508.78
5.1.60.0090.0218.06
5.1.50.0050.0268.06
5.1.40.0050.0268.05
5.1.30.0040.0298.39
5.1.20.0050.0288.42
5.1.10.0050.0278.14
5.1.00.0070.0268.14
5.0.50.0040.0216.61
5.0.40.0050.0206.48
5.0.30.0030.0336.29
5.0.20.0050.0196.26
5.0.10.0060.0236.23
5.0.00.0050.0386.22
4.4.90.0050.0194.78
4.4.80.0070.0174.76
4.4.70.0030.0184.75
4.4.60.0340.0334.75
4.4.50.0050.0214.77
4.4.40.0040.0284.71
4.4.30.0040.0204.76
4.4.20.0040.0204.84
4.4.10.0030.0224.85
4.4.00.0050.0314.76
4.3.110.0050.0224.66
4.3.100.0040.0164.66
4.3.90.0040.0294.64
4.3.80.0050.0304.58
4.3.70.0030.0194.63
4.3.60.0030.0174.63
4.3.50.0040.0164.63
4.3.40.0040.0254.53
4.3.30.0030.0173.29
4.3.20.0090.0463.27
4.3.10.0060.0303.23
4.3.00.0100.01313.47

preferences:
39.26 ms | 401 KiB | 5 Q