3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{'123'} = '456'; print_r($obj); echo $obj->{'123'},"\n"; echo $obj->{123},"\n"; $obj->a = $obj->{'123'}; print_r($obj); echo $obj->a,"\n";

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)
8.3.40.0090.00618.59
8.3.30.0100.00319.22
8.3.20.0070.00020.25
8.3.10.0050.00320.39
8.3.00.0050.00319.25
8.2.170.0070.01022.96
8.2.160.0060.00918.87
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0030.00621.91
8.2.110.0000.00920.97
8.2.100.0000.01117.91
8.2.90.0040.00417.72
8.2.80.0040.00419.28
8.2.70.0000.00817.92
8.2.60.0060.00319.53
8.2.50.0000.00918.10
8.2.40.0040.00420.45
8.2.30.0040.00417.93
8.2.20.0000.00817.69
8.2.10.0070.00018.09
8.2.00.0040.00417.68
8.1.270.0080.00023.78
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0120.00922.09
8.1.230.0080.00422.61
8.1.220.0000.00817.76
8.1.210.0050.00318.77
8.1.200.0080.00017.22
8.1.190.0060.00317.23
8.1.180.0080.00018.10
8.1.170.0000.00818.61
8.1.160.0000.00822.14
8.1.150.0040.00418.82
8.1.140.0040.00417.30
8.1.130.0030.00317.87
8.1.120.0070.00017.35
8.1.110.0030.00517.33
8.1.100.0040.00417.39
8.1.90.0050.00217.28
8.1.80.0030.00517.46
8.1.70.0000.00817.40
8.1.60.0000.00817.53
8.1.50.0060.00317.51
8.1.40.0000.00817.44
8.1.30.0030.00617.53
8.1.20.0040.00417.43
8.1.10.0000.00817.56
8.1.00.0000.00817.52
8.0.300.0000.00722.03
8.0.290.0090.00016.75
8.0.280.0030.00318.35
8.0.270.0060.00317.21
8.0.260.0000.00717.31
8.0.250.0030.00316.85
8.0.240.0030.00516.93
8.0.230.0030.00316.79
8.0.220.0070.00016.73
8.0.210.0070.00016.69
8.0.200.0030.00316.91
8.0.190.0000.00816.86
8.0.180.0000.00716.74
8.0.170.0040.00416.88
8.0.160.0030.00516.71
8.0.150.0000.00716.83
8.0.140.0040.00416.80
8.0.130.0050.00013.26
8.0.120.0000.00816.78
8.0.110.0000.00816.77
8.0.100.0070.00016.84
8.0.90.0070.00016.76
8.0.80.0060.01016.77
8.0.70.0050.00216.68
8.0.60.0040.00416.86
8.0.50.0050.00216.71
8.0.30.0130.01016.95
8.0.20.0080.01017.40
8.0.10.0040.00416.91
8.0.00.0080.01016.67
7.4.330.0000.00615.00
7.4.320.0060.00016.39
7.4.300.0000.00616.43
7.4.290.0000.00716.39
7.4.280.0100.00016.53
7.4.270.0030.00316.48
7.4.260.0040.00416.35
7.4.250.0020.00516.54
7.4.240.0020.00516.58
7.4.230.0070.00016.54
7.4.220.0140.00316.39
7.4.210.0030.01016.41
7.4.200.0000.00716.54
7.4.160.0100.00716.20
7.4.150.0130.00317.40
7.4.140.0110.00817.86
7.4.130.0060.01116.37
7.4.120.0110.00816.32
7.4.110.0080.00816.31
7.4.100.0090.00916.45
7.4.90.0060.01116.41
7.4.80.0120.00819.39
7.4.70.0100.00716.41
7.4.60.0070.01016.46
7.4.50.0030.00616.44
7.4.40.0100.00716.36
7.4.30.0080.01116.34
7.4.00.0060.00914.87
7.3.330.0030.00313.02
7.3.320.0020.00213.01
7.3.310.0040.00416.13
7.3.300.0070.00016.20
7.3.290.0040.01116.17
7.3.280.0060.01016.27
7.3.270.0060.01017.40
7.3.260.0030.01316.50
7.3.250.0120.00816.47
7.3.240.0040.01516.53
7.3.230.0100.00616.39
7.3.210.0100.00616.11
7.3.200.0090.01219.39
7.3.190.0070.01016.19
7.3.180.0140.00416.47
7.3.170.0090.00916.27
7.3.160.0130.00316.54
7.3.10.0100.00316.71
7.3.00.0040.01116.73
7.2.330.0120.00616.49
7.2.320.0060.01216.50
7.2.310.0060.01216.51
7.2.300.0090.01216.57
7.2.290.0130.00716.63
7.2.130.0070.01016.99
7.2.120.0040.01117.09
7.2.110.0060.00317.13
7.2.100.0100.00317.11
7.2.90.0030.01016.87
7.2.80.0030.01416.76
7.2.70.0060.00616.55
7.2.60.0000.01417.00
7.2.50.0070.00316.86
7.2.40.0120.00016.81
7.2.30.0080.00416.90
7.2.20.0060.00616.82
7.2.10.0030.00617.06
7.2.00.0100.00518.03
7.1.250.0070.00715.76
7.1.200.0000.01315.88
7.1.100.0040.01118.11
7.1.70.0040.00417.02
7.1.60.0150.00719.32
7.1.50.0110.01416.86
7.1.00.0030.07722.35
7.0.200.0090.00416.46
7.0.140.0000.07722.09
7.0.60.0000.08319.92
7.0.50.0100.08317.81
7.0.40.0070.08020.31
7.0.30.0370.04020.30
7.0.20.0230.05020.17
7.0.10.0300.07320.20
7.0.00.0030.09020.17
5.6.280.0130.06321.12
5.6.210.0170.07020.51
5.6.200.0000.05718.19
5.6.190.0130.07320.55
5.6.180.0230.08320.41
5.6.170.0270.07720.48
5.6.160.0030.04020.44
5.6.150.0070.08018.18
5.6.140.0030.08718.09
5.6.130.0100.08318.07
5.6.120.0130.07320.89
5.6.110.0130.08021.02
5.6.100.0100.08021.00
5.6.90.0070.07320.98
5.6.80.0130.03720.28
5.6.70.4530.03720.39
5.5.350.0300.06320.30
5.5.340.0070.08317.96
5.5.330.0170.04720.25
5.5.320.0370.03320.32
5.5.310.0300.06720.26
5.5.300.0070.06718.01
5.5.290.0030.05717.96
5.5.280.0070.04320.79
5.5.270.0100.03320.88
5.5.260.0170.05720.79
5.5.250.0070.07720.57
5.5.240.0370.06720.15
5.4.450.0630.04319.13
5.4.440.1300.06319.41
5.4.430.0670.05719.48
5.4.420.0670.00019.47
5.4.410.0630.00019.22
5.4.400.0600.00019.16
5.4.390.0600.00018.97
5.4.380.0630.00019.07
5.4.370.0600.00019.04
5.4.360.0600.00018.95
5.4.350.0630.00019.07
5.4.340.0630.00018.92
5.4.320.0070.03612.45
5.4.310.0060.03912.45
5.4.300.0080.03412.45
5.4.290.0060.04612.45
5.4.280.0070.03612.35
5.4.270.0080.03612.35
5.4.260.0090.03412.35
5.4.250.0080.03412.35
5.4.240.0070.03412.35
5.4.230.0090.03612.34
5.4.220.0060.03612.34
5.4.210.0070.03512.34
5.4.200.0040.04012.34
5.4.190.0050.04912.34
5.4.180.0080.03812.34
5.4.170.0060.03612.35
5.4.160.0070.03512.34
5.4.150.0070.03412.34
5.4.140.0050.04412.03
5.4.130.0040.03712.01
5.4.120.0090.03511.97
5.4.110.0050.03711.97
5.4.100.0050.03711.97
5.4.90.0040.03911.97
5.4.80.0030.03911.97
5.4.70.0050.03511.97
5.4.60.0050.03511.96
5.4.50.0090.03311.96
5.4.40.0080.03511.95
5.4.30.0060.04311.95
5.4.20.0060.03411.95
5.4.10.0070.03311.95
5.4.00.0030.03711.44
5.3.290.0060.03912.80
5.3.280.0060.03912.71
5.3.270.0060.03912.72
5.3.260.0100.03712.71
5.3.250.0060.03812.72
5.3.240.0050.03912.72
5.3.230.0060.03712.71
5.3.220.0060.03612.68
5.3.210.0080.03712.68
5.3.200.0070.03412.68
5.3.190.0090.04012.68
5.3.180.0080.03512.67
5.3.170.0060.03612.67
5.3.160.0040.03812.67
5.3.150.0040.03912.67
5.3.140.0100.03212.66
5.3.130.0050.03912.66
5.3.120.0070.03712.66
5.3.110.0050.03812.66
5.3.100.0060.03612.12
5.3.90.0050.03612.08
5.3.80.0070.03412.08
5.3.70.0050.03712.07
5.3.60.0030.03912.07
5.3.50.0080.03412.00
5.3.40.0050.03712.00
5.3.30.0040.03711.95
5.3.20.0060.04211.72
5.3.10.0050.03611.69
5.3.00.0050.03711.68
5.2.170.0020.0349.18
5.2.160.0030.0319.18
5.2.150.0080.0279.18
5.2.140.0040.0319.18
5.2.130.0050.0289.13
5.2.120.0060.0279.14
5.2.110.0090.0369.14
5.2.100.0040.0299.14
5.2.90.0070.0279.14
5.2.80.0040.0309.14
5.2.70.0050.0309.13
5.2.60.0070.0279.09
5.2.50.0030.0319.05
5.2.40.0060.0299.03
5.2.30.0050.0299.01
5.2.20.0030.0319.00
5.2.10.0060.0278.93
5.2.00.0060.0288.79
5.1.60.0030.0268.08
5.1.50.0060.0228.07
5.1.40.0060.0238.06
5.1.30.0030.0278.41
5.1.20.0070.0278.43
5.1.10.0030.0338.15
5.1.00.0040.0268.16
5.0.50.0040.0206.63
5.0.40.0060.0176.49
5.0.30.0010.0346.30
5.0.20.0060.0236.27
5.0.10.0030.0216.25
5.0.00.0020.0346.24
4.4.90.0050.0134.78
4.4.80.0020.0164.75
4.4.70.0020.0164.75
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0040.0154.84
4.4.10.0020.0174.85
4.4.00.0030.0254.76
4.3.110.0050.0154.67
4.3.100.0020.0164.66
4.3.90.0020.0194.64
4.3.80.0030.0244.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0020.0254.54
4.3.30.0020.0173.28
4.3.20.0050.0183.23
4.3.10.0050.0133.19
4.3.00.0030.01013.34

preferences:
46.82 ms | 400 KiB | 5 Q