3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( new ${!${'a'} = 'StdClass'} );

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)
8.3.60.0140.00716.73
8.3.50.0180.00321.20
8.3.40.0110.00418.73
8.3.30.0130.00618.80
8.3.20.0070.00020.38
8.3.10.0060.00323.51
8.3.00.0040.00421.77
8.2.180.0080.00816.38
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0080.00021.00
8.2.120.0000.00726.35
8.2.110.0030.00619.27
8.2.100.0040.00817.72
8.2.90.0040.00419.05
8.2.80.0060.00317.97
8.2.70.0030.00617.36
8.2.60.0080.00018.05
8.2.50.0080.00318.09
8.2.40.0080.00022.15
8.2.30.0040.00419.48
8.2.20.0000.00817.64
8.2.10.0070.00018.04
8.2.00.0000.00818.12
8.1.280.0060.00825.92
8.1.270.0130.00622.14
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0000.00922.14
8.1.230.0120.00020.90
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0090.00017.36
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0000.00718.72
8.1.160.0000.00720.78
8.1.150.0070.00019.02
8.1.140.0040.00419.54
8.1.130.0040.00417.70
8.1.120.0030.00317.42
8.1.110.0060.00317.47
8.1.100.0040.00417.36
8.1.90.0030.00517.48
8.1.80.0000.00817.53
8.1.70.0030.00317.43
8.1.60.0000.00717.52
8.1.50.0030.00617.55
8.1.40.0040.00417.55
8.1.30.0000.00817.57
8.1.20.0060.00317.56
8.1.10.0040.00417.65
8.1.00.0050.00217.52
8.0.300.0030.00618.77
8.0.290.0030.00616.75
8.0.280.0000.00718.45
8.0.270.0030.00517.22
8.0.260.0000.00617.21
8.0.250.0030.00316.93
8.0.240.0070.00016.89
8.0.230.0040.00316.99
8.0.220.0000.00716.85
8.0.210.0000.00716.89
8.0.200.0030.00316.97
8.0.190.0030.00316.89
8.0.180.0030.00517.00
8.0.170.0000.00816.91
8.0.160.0040.00416.92
8.0.150.0000.00716.84
8.0.140.0070.00016.90
8.0.130.0030.00313.43
8.0.120.0040.00416.93
8.0.110.0070.00016.86
8.0.100.0040.00416.94
8.0.90.0040.00416.89
8.0.80.0110.00416.96
8.0.70.0040.00417.07
8.0.60.0040.00417.00
8.0.50.0070.00016.95
8.0.30.0100.00517.19
8.0.20.0100.01217.40
8.0.10.0050.00316.96
8.0.00.0110.00716.77
7.4.330.0050.00016.85
7.4.320.0000.00616.51
7.4.300.0050.00216.59
7.4.290.0040.00416.59
7.4.280.0000.00916.58
7.4.270.0060.00016.37
7.4.260.0070.00016.45
7.4.250.0040.00416.59
7.4.240.0080.00016.58
7.4.230.0080.00016.60
7.4.220.0160.01016.43
7.4.210.0080.00816.55
7.4.200.0050.00216.27
7.4.160.0040.01216.62
7.4.150.0090.00817.40
7.4.140.0130.00917.86
7.4.130.0070.01416.57
7.4.120.0060.01116.66
7.4.110.0030.01516.64
7.4.100.0100.01416.65
7.4.90.0030.01616.48
7.4.80.0070.01019.39
7.4.70.0160.00316.52
7.4.60.0030.01416.69
7.4.50.0150.00016.63
7.4.40.0120.00416.31
7.4.30.0120.00916.49
7.4.00.0040.01415.19
7.3.330.0050.00013.07
7.3.320.0030.00313.10
7.3.310.0040.00416.18
7.3.300.0040.00416.25
7.3.290.0040.00416.12
7.3.280.0080.00816.32
7.3.270.0120.00617.40
7.3.260.0070.01016.25
7.3.250.0110.00716.31
7.3.240.0070.00916.41
7.3.230.0150.00316.57
7.3.210.0030.01416.28
7.3.200.0100.01319.39
7.3.190.0070.01516.32
7.3.180.0090.00616.39
7.3.170.0090.01316.57
7.3.160.0130.00916.51
7.3.10.0110.00516.59
7.3.00.0090.00716.54
7.2.330.0060.01216.48
7.2.320.0030.01316.75
7.2.310.0090.01216.61
7.2.300.0030.01616.29
7.2.290.0060.01016.36
7.2.130.0050.00716.86
7.2.120.0000.01516.90
7.2.110.0020.00816.65
7.2.100.0040.00916.84
7.2.90.0040.01016.79
7.2.80.0060.00616.82
7.2.70.0130.00316.75
7.2.60.0070.00716.90
7.2.50.0040.01316.98
7.2.40.0010.00916.86
7.2.30.0030.00816.71
7.2.20.0110.00116.76
7.2.10.0040.00516.83
7.2.00.0030.00917.69
7.1.250.0100.00215.53
7.1.200.0040.00815.59
7.1.100.0070.00418.01
7.1.70.0080.00317.04
7.1.60.0180.00719.40
7.1.50.0030.01016.86
7.1.00.0070.06722.33
7.0.200.0490.00314.75
7.0.60.0270.06721.59
7.0.50.0100.07717.90
7.0.40.0070.04320.24
7.0.30.0270.07720.02
7.0.20.0300.06019.99
7.0.10.0030.04720.20
7.0.00.0030.07719.99
5.6.280.0030.04320.89
5.6.210.0030.05720.72
5.6.200.0070.05718.13
5.6.190.0100.08320.49
5.6.180.0300.04020.45
5.6.170.0470.07020.50
5.6.160.0070.04020.38
5.6.150.0000.07318.13
5.6.140.0030.03718.11
5.6.130.0000.04318.18
5.6.120.0070.08721.09
5.6.110.0070.05321.01
5.6.100.0130.05720.99
5.6.90.0170.07320.96
5.6.80.0130.04720.38
5.5.350.0070.07720.42
5.5.340.0100.07718.02
5.5.330.0030.05020.15
5.5.320.0630.06320.29
5.5.310.0370.06720.30
5.5.300.0000.04017.88
5.5.290.0100.08017.98
5.5.280.0100.07720.97
5.5.270.0030.09020.86
5.5.260.0170.07320.88
5.5.250.0070.05720.68
5.5.240.0100.08320.26

preferences:
58.49 ms | 401 KiB | 5 Q