3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MergeVariableList extends ArrayIterator {} $a = new MergeVariableList(); $a['test'] = 'toto'; echo $a['test'];

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)
8.3.60.0100.01018.32
8.3.50.0140.00418.05
8.3.40.0110.00418.94
8.3.30.0070.00719.21
8.3.20.0070.00020.30
8.3.10.0080.00023.51
8.3.00.0050.00319.21
8.2.180.0070.00718.16
8.2.170.0140.00022.96
8.2.160.0100.00320.57
8.2.150.0040.00424.18
8.2.140.0120.00324.66
8.2.130.0050.00326.16
8.2.120.0000.00819.66
8.2.110.0090.00019.24
8.2.100.0000.01217.78
8.2.90.0060.00318.16
8.2.80.0040.00417.97
8.2.70.0000.00818.05
8.2.60.0090.00018.09
8.2.50.0040.00418.10
8.2.40.0000.00719.33
8.2.30.0070.00019.36
8.2.20.0020.00517.86
8.2.10.0070.00018.02
8.2.00.0040.00417.61
8.1.280.0030.01225.92
8.1.270.0040.00419.00
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00022.58
8.1.230.0090.00321.04
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.22
8.1.180.0080.00018.10
8.1.170.0050.00220.65
8.1.160.0000.00819.01
8.1.150.0000.00718.84
8.1.140.0080.00017.44
8.1.130.0000.00717.75
8.1.120.0040.00417.31
8.1.110.0040.00417.40
8.1.100.0040.00417.27
8.1.90.0070.00017.45
8.1.80.0040.00417.29
8.1.70.0030.00317.32
8.1.60.0030.00617.43
8.1.50.0000.00817.35
8.1.40.0030.00617.50
8.1.30.0030.00517.59
8.1.20.0000.00817.59
8.1.10.0030.00517.57
8.1.00.0000.00717.49
8.0.300.0080.00019.95
8.0.290.0080.00016.63
8.0.280.0070.00018.34
8.0.270.0030.00617.26
8.0.260.0060.00017.33
8.0.250.0030.00316.84
8.0.240.0000.00817.00
8.0.230.0070.00016.90
8.0.220.0060.00016.84
8.0.210.0030.00316.76
8.0.200.0000.00716.90
8.0.190.0000.00816.79
8.0.180.0000.00716.88
8.0.170.0030.00316.79
8.0.160.0070.00016.86
8.0.150.0000.00716.88
8.0.140.0030.00616.82
8.0.130.0030.00313.24
8.0.120.0040.00416.68
8.0.110.0040.00416.84
8.0.100.0000.00716.78
8.0.90.0000.00716.79
8.0.80.0060.01516.89
8.0.70.0080.00016.89
8.0.60.0040.00416.87
8.0.50.0000.00716.67
8.0.30.0180.00417.15
8.0.20.0090.01117.40
8.0.10.0000.00717.02
8.0.00.0170.00516.95
7.4.330.0000.00515.07
7.4.320.0000.00716.38
7.4.300.0030.00316.30
7.4.290.0020.00516.52
7.4.280.0040.00416.55
7.4.270.0000.00616.48
7.4.260.0030.00316.43
7.4.250.0040.00416.40
7.4.240.0030.00316.49
7.4.230.0030.00316.47
7.4.220.0090.00916.53
7.4.210.0090.00916.41
7.4.200.0070.00016.43
7.4.160.0040.01116.57
7.4.150.0110.00717.40
7.4.140.0110.00817.86
7.4.130.0050.01516.52
7.4.120.0080.01016.49
7.4.110.0100.00716.44
7.4.100.0080.01216.56
7.4.90.0130.00316.53
7.4.80.0110.00719.39
7.4.70.0110.01216.43
7.4.60.0060.01016.52
7.4.50.0000.00716.47
7.4.40.0170.00416.55
7.4.30.0140.00616.63
7.4.00.0030.01014.59
7.3.330.0030.00313.21
7.3.320.0000.00513.07
7.3.310.0040.00416.27
7.3.300.0000.00616.19
7.3.290.0050.00916.31
7.3.280.0050.01216.28
7.3.270.0060.01217.40
7.3.260.0060.01216.61
7.3.250.0130.00816.50
7.3.240.0100.01616.45
7.3.230.0040.01816.49
7.3.210.0030.01316.44
7.3.200.0090.00919.39
7.3.190.0000.01716.28
7.3.180.0070.01016.45
7.3.170.0030.01316.61
7.3.160.0130.00316.24
7.3.120.0090.00914.72
7.3.110.0100.00715.06
7.3.100.0000.01414.58
7.3.90.0120.00615.06
7.3.80.0070.00714.83
7.3.70.0080.00414.77
7.3.60.0060.00814.79
7.3.50.0060.00614.61
7.3.40.0030.00614.50
7.3.30.0030.00914.92
7.3.20.0050.00316.40
7.3.10.0070.00416.64
7.3.00.0040.00716.50
7.2.330.0070.01116.53
7.2.320.0070.01416.89
7.2.310.0100.00716.83
7.2.300.0130.00316.51
7.2.290.0120.01216.40
7.2.250.0070.01315.30
7.2.240.0100.01015.27
7.2.230.0060.01015.08
7.2.220.0070.00715.25
7.2.210.0030.01315.15
7.2.200.0050.00515.20
7.2.190.0060.01014.99
7.2.180.0000.00914.66
7.2.170.0070.01014.96
7.2.60.0080.00616.86
7.2.00.0030.00919.27
7.1.330.0060.00915.50
7.1.320.0060.00615.56
7.1.310.0030.01115.66
7.1.300.0070.00715.74
7.1.290.0000.01315.75
7.1.280.0070.00715.38
7.1.270.0100.00315.59
7.1.260.0000.00915.65
7.1.200.0080.00315.54
7.1.100.0980.00311.92
7.1.70.0060.00316.89
7.1.60.0030.00717.16
7.1.50.0090.01217.02
7.1.00.0000.08022.36
7.0.200.0050.00516.78
7.0.140.0070.07022.07
7.0.60.0330.05319.88
7.0.50.0000.07317.86
7.0.40.0030.09020.11
7.0.30.0330.05020.06
7.0.20.0200.03720.33
7.0.10.0300.04720.19
7.0.00.0030.09020.23
5.6.280.0030.07321.08
5.6.210.0130.07720.55
5.6.200.0130.03318.19
5.6.190.0070.05720.50
5.6.180.3300.04720.34
5.6.170.0330.07320.43
5.6.160.0130.07720.48
5.6.150.0030.04718.23
5.6.140.0000.04318.17
5.6.130.0100.03718.15
5.6.120.0100.03721.00
5.6.110.0030.08020.97
5.6.100.0170.07721.04
5.6.90.0100.05721.04
5.6.80.0070.06020.38
5.6.70.0330.06720.39
5.5.350.0170.04020.47
5.5.340.0070.05718.09
5.5.330.0030.07320.25
5.5.320.0430.04720.28
5.5.310.1300.05020.23
5.5.300.0170.07017.98
5.5.290.0170.07717.96
5.5.280.0070.09020.91
5.5.270.0100.03320.68
5.5.260.0130.05320.76
5.5.250.0000.04320.47
5.5.240.0230.06020.21
5.4.450.0670.06719.63
5.4.440.0100.06019.59
5.4.430.0200.05019.54
5.4.420.0130.05319.64
5.4.410.0170.05319.45
5.4.400.0230.04319.07
5.4.390.0200.05019.22
5.4.380.0170.06318.79
5.4.370.0200.05318.50
5.4.360.0230.06018.47
5.4.350.0300.05018.79
5.4.340.0130.06718.79
5.4.320.0330.06718.79
5.4.310.0330.05318.74
5.4.300.0230.07318.80
5.4.290.0200.06718.75
5.4.280.0200.06718.50
5.4.270.0270.05018.79
5.4.260.0230.07018.77
5.4.250.0130.08318.69
5.4.240.0270.07018.53
5.4.230.0130.06018.77
5.4.220.0130.06318.79
5.4.210.0130.06018.75
5.4.200.0270.04316.53
5.4.190.0200.04718.73
5.4.180.0230.04718.79
5.4.170.0070.06718.71
5.4.160.0170.05718.74
5.4.150.0270.06318.59
5.4.140.0270.06016.31
5.4.130.0270.04316.30
5.4.120.0130.06316.33
5.4.110.0300.05716.20
5.4.100.0230.06316.19
5.4.90.0270.06316.20
5.4.80.0330.04316.22
5.4.70.0100.06716.27
5.4.60.0300.05316.28
5.4.50.0230.06016.26
5.4.40.0170.07316.29
5.4.30.0270.05316.14
5.4.20.0230.06716.35
5.4.10.0300.05716.18
5.4.00.0300.05315.75
5.3.290.0200.06314.70
5.3.280.0200.05314.64
5.3.270.0130.06314.65
5.3.260.0270.07314.58
5.3.250.0170.07714.63
5.3.240.0270.07014.70
5.3.230.0330.06014.70
5.3.220.0130.08314.61
5.3.210.0230.07314.62
5.3.200.0400.05314.61
5.3.190.0200.05714.66
5.3.180.0200.07014.55
5.3.170.0100.06314.74
5.3.160.0230.04714.74
5.3.150.0270.04314.76
5.3.140.0100.06014.66
5.3.130.0170.06314.54
5.3.120.0200.05314.56
5.3.110.0230.06014.60
5.3.100.0200.06314.21
5.3.90.0200.05314.12
5.3.80.0230.04714.14
5.3.70.0170.05314.07
5.3.60.0070.06313.98
5.3.50.0170.05314.01
5.3.40.0130.06013.98
5.3.30.0100.05313.93
5.3.20.0300.05313.81
5.3.10.0100.05713.68
5.3.00.0170.05713.63
5.2.170.0130.05011.24
5.2.160.0170.04011.27
5.2.150.0170.04711.25
5.2.140.0270.05011.20
5.2.130.0170.05311.18
5.2.120.0130.04311.16
5.2.110.0130.04311.10
5.2.100.0130.04711.30
5.2.90.0170.05311.30
5.2.80.0130.06011.19
5.2.70.0200.05311.07
5.2.60.0130.06011.05
5.2.50.0100.06311.06
5.2.40.0130.04011.10
5.2.30.0170.03711.00
5.2.20.0230.04011.01
5.2.10.0130.04010.96
5.2.00.0230.03310.91
5.1.60.0170.03310.10
5.1.50.0170.04310.07
5.1.40.0200.03710.09
5.1.30.0170.04310.37
5.1.20.0170.05010.45
5.1.10.0130.04710.27
5.1.00.0100.05310.21
5.0.50.0130.0238.58
5.0.40.0070.0338.54
5.0.30.0070.0508.24
5.0.20.0100.0308.40
5.0.10.0170.0238.21
5.0.00.0100.0438.26
4.4.90.0100.0205.93
4.4.80.0000.0375.98
4.4.70.0030.0275.87
4.4.60.0030.0275.90
4.4.50.0030.0235.96
4.4.40.0070.0335.91
4.4.30.0070.0235.89
4.4.20.0130.0175.93
4.4.10.0030.0336.03
4.4.00.0200.0305.93
4.3.110.0030.0335.93
4.3.100.0000.0335.84
4.3.90.0070.0275.83
4.3.80.0030.0435.79
4.3.70.0030.0305.81
4.3.60.0130.0205.91
4.3.50.0070.0305.81
4.3.40.0170.0305.73
4.3.30.0070.0274.64
4.3.20.0030.0304.53
4.3.10.0000.0304.53
4.3.00.0100.0237.34

preferences:
40.41 ms | 400 KiB | 5 Q