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run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{"123"} = "foo"; $arr = (array) $obj; var_dump($arr[123]); // Undefined offset: 123 var_dump($arr["123"]); // Undefined offset: 123

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)
8.3.60.0100.01018.43
8.3.50.0130.00821.23
8.3.40.0120.00318.61
8.3.30.0030.01019.09
8.3.20.0070.00020.38
8.3.10.0060.00321.89
8.3.00.0060.00319.25
8.2.180.0150.00316.63
8.2.170.0140.00022.96
8.2.160.0040.01120.38
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00019.77
8.2.110.0070.00320.35
8.2.100.0060.00618.22
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0060.00317.80
8.2.50.0080.00018.07
8.2.40.0030.00519.53
8.2.30.0000.00718.08
8.2.20.0050.00217.78
8.2.10.0000.00718.07
8.2.00.0030.00517.66
8.1.280.0070.01425.92
8.1.270.0030.00522.24
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0070.00323.79
8.1.230.0030.00719.21
8.1.220.0030.00617.79
8.1.210.0080.00018.77
8.1.200.0060.00317.10
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0030.00618.61
8.1.160.0000.00722.00
8.1.150.0100.00018.89
8.1.140.0050.00217.39
8.1.130.0000.00717.75
8.1.120.0030.00517.33
8.1.110.0040.00417.43
8.1.100.0040.00417.43
8.1.90.0000.00717.39
8.1.80.0030.00417.40
8.1.70.0030.00317.41
8.1.60.0040.00417.62
8.1.50.0080.00017.56
8.1.40.0040.00417.48
8.1.30.0090.00017.54
8.1.20.0000.00717.58
8.1.10.0080.00017.41
8.1.00.0040.00417.30
8.0.300.0020.00518.77
8.0.290.0020.00516.63
8.0.280.0070.00018.30
8.0.270.0000.00817.23
8.0.260.0040.00417.20
8.0.250.0060.00016.77
8.0.240.0040.00416.87
8.0.230.0030.00316.92
8.0.220.0060.00316.69
8.0.210.0030.00316.82
8.0.200.0030.00316.95
8.0.190.0000.00816.89
8.0.180.0000.00716.78
8.0.170.0050.00316.86
8.0.160.0000.00716.90
8.0.150.0030.00316.63
8.0.140.0000.00816.84
8.0.130.0000.00613.32
8.0.120.0000.00716.66
8.0.110.0040.00416.74
8.0.100.0030.00716.77
8.0.90.0040.00416.73
8.0.80.0030.01416.81
8.0.70.0040.00416.89
8.0.60.0000.00716.73
8.0.50.0000.00716.84
8.0.30.0150.00616.90
8.0.20.0170.00517.40
8.0.10.0080.00017.01
8.0.00.0120.00516.58
7.4.330.0000.00515.00
7.4.320.0030.00316.61
7.4.300.0000.00616.54
7.4.290.0000.00716.41
7.4.280.0070.00016.51
7.4.270.0040.00416.65
7.4.260.0110.00016.43
7.4.250.0000.00716.57
7.4.240.0030.00416.56
7.4.230.0000.00816.71
7.4.220.0090.01516.48
7.4.210.0100.01016.63
7.4.200.0070.00016.40
7.4.160.0080.00816.50
7.4.150.0180.00017.40
7.4.140.0060.01217.86
7.4.130.0120.00816.53
7.4.120.0100.00716.43
7.4.110.0000.01916.34
7.4.100.0100.00716.35
7.4.90.0140.00316.41
7.4.80.0090.01219.39
7.4.70.0070.01016.30
7.4.60.0100.00716.62
7.4.50.0070.00016.46
7.4.40.0140.00716.64
7.4.30.0000.01516.64
7.4.00.0040.01114.94
7.3.330.0060.00013.09
7.3.320.0030.00313.25
7.3.310.0070.00016.27
7.3.300.0070.00016.32
7.3.290.0050.00916.26
7.3.280.0070.01216.24
7.3.270.0090.00917.40
7.3.260.0090.00916.19
7.3.250.0080.01116.37
7.3.240.0140.01116.24
7.3.230.0080.00816.39
7.3.210.0080.00816.56
7.3.200.0160.00019.39
7.3.190.0090.00816.56
7.3.180.0080.00816.38
7.3.170.0120.00616.43
7.3.160.0090.00616.46
7.3.10.0030.01016.63
7.3.00.0040.00416.59
7.2.330.0130.00316.33
7.2.320.0120.00416.43
7.2.310.0090.00916.61
7.2.300.0060.01016.39
7.2.290.0060.01616.77
7.2.130.0030.01016.70
7.2.120.0040.01116.90
7.2.110.0080.00316.88
7.2.100.0090.00616.77
7.2.90.0070.00716.98
7.2.80.0040.00816.86
7.2.70.0000.01417.14
7.2.60.0060.00816.83
7.2.50.0080.00416.64
7.2.40.0040.01216.76
7.2.30.0030.01016.92
7.2.20.0070.00316.89
7.2.10.0090.00316.96
7.2.00.0030.01417.01
7.1.250.0000.00815.75
7.1.200.0000.01415.80
7.1.70.0040.00417.19
7.1.60.0080.01119.11
7.1.50.0070.01016.61
7.1.00.0100.07022.43
7.0.200.0030.00616.91
7.0.140.0070.07322.11
7.0.60.0170.06720.00
7.0.50.0100.04717.80
7.0.40.0030.06720.24
7.0.30.0600.05720.30
7.0.20.0230.08720.33
7.0.10.0030.09020.16
7.0.00.0030.09320.13
5.6.280.0030.07320.89
5.6.210.0200.06720.75
5.6.200.0070.05318.09
5.6.190.0170.08320.63
5.6.180.0300.07320.27
5.6.170.0230.05020.51
5.6.160.0130.07020.52
5.6.150.0130.07318.18
5.6.140.0100.07018.11
5.6.130.0100.05018.10
5.6.120.0030.04020.79
5.6.110.0100.07321.00
5.6.100.0070.08720.95
5.6.90.0130.06721.10
5.6.80.0170.06020.33
5.5.350.0130.07320.43
5.5.340.0070.03717.93
5.5.330.0070.08320.40
5.5.320.0330.07720.18
5.5.310.0200.05720.30
5.5.300.0070.04017.84
5.5.290.0030.08317.90
5.5.280.0100.04720.73
5.5.270.0000.04320.82
5.5.260.0070.07320.86
5.5.250.0100.04720.57
5.5.240.0130.05320.18
5.4.450.1000.06019.48
5.4.440.0570.05719.13
5.4.430.0200.04719.60
5.4.420.0630.00019.63
5.4.410.0630.00019.57
5.4.400.0630.00019.21
5.4.390.0630.00018.95
5.4.380.0630.00018.98
5.4.370.0630.00018.98
5.4.360.0600.00019.14
5.4.350.0630.00018.98
5.4.340.0080.03211.97
5.4.320.0080.03412.46
5.4.310.0040.03912.45
5.4.300.0070.03512.46
5.4.290.0100.03312.45
5.4.280.0070.03412.35
5.4.270.0050.03712.35
5.4.260.0040.03912.35
5.4.250.0080.03512.35
5.4.240.0060.03712.35
5.4.230.0090.03612.34
5.4.220.0070.03512.34
5.4.210.0080.03412.34
5.4.200.0070.03612.34
5.4.190.0060.04012.34
5.4.180.0050.03712.34
5.4.170.0060.03612.35
5.4.160.0050.03612.35
5.4.150.0050.03612.34
5.4.140.0060.03712.02
5.4.130.0070.03412.02
5.4.120.0070.03411.97
5.4.110.0050.03611.96
5.4.100.0080.03311.97
5.4.90.0070.03511.97
5.4.80.0070.03611.96
5.4.70.0070.03311.96
5.4.60.0050.03511.96
5.4.50.0070.03311.96
5.4.40.0070.03311.95
5.4.30.0050.03611.95
5.4.20.0070.03211.95
5.4.10.0050.03611.95
5.4.00.0040.03811.44
5.3.290.0070.03812.80
5.3.280.0020.04112.71
5.3.270.0040.04212.72
5.3.260.0050.04012.72
5.3.250.0070.03612.72
5.3.240.0040.03812.72
5.3.230.0080.03812.71
5.3.220.0050.04912.68
5.3.210.0110.03912.68
5.3.200.0080.03512.68
5.3.190.0070.03612.68
5.3.180.0100.03512.67
5.3.170.0060.03812.67
5.3.160.0040.03912.67
5.3.150.0060.03612.67
5.3.140.0090.03312.66
5.3.130.0070.03712.66
5.3.120.0080.04112.66
5.3.110.0080.05312.66
5.3.100.0090.04312.12
5.3.90.0060.04512.08
5.3.80.0040.04012.07
5.3.70.0060.03812.08
5.3.60.0060.03712.06
5.3.50.0080.03612.00
5.3.40.0080.03612.00
5.3.30.0030.03811.94
5.3.20.0030.03711.72
5.3.10.0070.03311.69
5.3.00.0050.03811.68
5.2.170.0020.0399.18
5.2.160.0060.0289.18
5.2.150.0060.0309.18
5.2.140.0050.0329.18
5.2.130.0040.0339.13
5.2.120.0070.0309.13
5.2.110.0060.0319.14
5.2.100.0040.0299.14
5.2.90.0050.0309.14
5.2.80.0050.0309.14
5.2.70.0110.0569.13
5.2.60.0030.0319.09
5.2.50.0040.0309.06
5.2.40.0020.0319.03
5.2.30.0050.0299.01
5.2.20.0070.0279.00
5.2.10.0050.0288.92
5.2.00.0020.0348.77
5.1.60.0050.0238.06
5.1.50.0040.0328.05
5.1.40.0030.0298.04
5.1.30.0040.0278.39
5.1.20.0010.0298.41
5.1.10.0060.0248.13
5.1.00.0040.0268.15
5.0.50.0040.0216.62
5.0.40.0030.0216.47
5.0.30.0050.0296.29
5.0.20.0020.0216.26
5.0.10.0050.0186.23
5.0.00.0060.0306.23
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0010.0174.75
4.4.60.0020.0184.75
4.4.50.0020.0174.77
4.4.40.0010.0274.71
4.4.30.0040.0144.75
4.4.20.0020.0164.85
4.4.10.0010.0174.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0050.0134.67
4.3.90.0040.0134.63
4.3.80.0070.0214.58
4.3.70.0060.0124.63
4.3.60.0070.0114.63
4.3.50.0030.0154.63
4.3.40.0040.0234.54
4.3.30.0040.0143.28
4.3.20.0040.0143.26
4.3.10.0020.0153.22
4.3.00.0000.0277.21

preferences:
64.63 ms | 400 KiB | 5 Q