3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new StdClass; $x->stuff = 'foo'; var_dump(property_exists($x, "stuff")); var_dump($x->stuff); unset($x->stuff); var_dump(property_exists($x, "stuff")); var_dump($x->stuff);

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)
8.5.30.0090.00817.43
8.5.20.0110.00820.15
8.5.10.0090.00820.09
8.5.00.0090.01119.91
8.4.180.0130.00925.64
8.4.170.0120.01023.88
8.4.160.0130.00923.86
8.4.150.0080.00516.91
8.4.140.0080.01417.73
8.4.130.0060.00918.10
8.4.120.0060.00320.55
8.4.110.0100.01122.65
8.4.100.0150.00617.61
8.4.90.0030.00618.30
8.4.80.0070.00717.58
8.4.70.0140.00618.00
8.4.60.0080.00219.03
8.4.50.0170.00417.77
8.4.40.0080.01119.15
8.4.30.0100.01017.75
8.4.20.0140.00717.52
8.4.10.0100.00317.55
8.3.300.0110.00820.82
8.3.290.0060.00520.75
8.3.280.0120.00820.11
8.3.270.0120.01316.53
8.3.260.0110.00816.78
8.3.250.0120.00718.84
8.3.240.0130.00616.79
8.3.230.0080.00916.54
8.3.220.0080.00617.15
8.3.210.0140.00716.66
8.3.200.0100.01016.79
8.3.190.0140.00616.95
8.3.180.0120.00716.70
8.3.170.0110.00318.99
8.3.160.0130.00616.77
8.3.150.0090.00920.61
8.3.140.0000.00819.07
8.3.130.0120.00618.50
8.3.120.0060.00319.12
8.3.110.0060.00320.94
8.3.100.0040.00724.06
8.3.90.0060.00326.77
8.3.80.0060.00318.43
8.3.70.0080.00818.43
8.3.60.0060.00916.63
8.3.50.0130.00621.09
8.3.40.0110.00318.84
8.3.30.0040.01118.50
8.3.20.0070.00020.22
8.3.10.0040.00423.66
8.3.00.0040.00419.25
8.2.300.0140.01018.75
8.2.290.0080.00920.34
8.2.280.0110.00818.53
8.2.270.0150.00317.26
8.2.260.0060.00316.57
8.2.250.0040.00416.59
8.2.240.0060.00317.42
8.2.230.0090.00022.58
8.2.220.0060.00337.54
8.2.210.0050.00326.77
8.2.200.0060.00618.31
8.2.190.0040.01118.29
8.2.180.0110.00416.50
8.2.170.0140.00722.96
8.2.160.0080.00520.27
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00319.23
8.2.120.0040.00426.35
8.2.110.0060.00320.39
8.2.100.0120.00017.80
8.2.90.0040.00419.09
8.2.80.0030.00717.97
8.2.70.0040.00417.63
8.2.60.0000.00817.80
8.2.50.0060.00318.07
8.2.40.0040.00419.34
8.2.30.0020.00520.62
8.2.20.0030.00617.59
8.2.10.0080.00018.00
8.2.00.0040.00418.04
8.1.340.0150.00819.80
8.1.330.0100.00921.98
8.1.320.0080.01116.41
8.1.310.0030.00616.70
8.1.300.0160.00318.06
8.1.290.0090.00030.84
8.1.280.0150.00425.92
8.1.270.0060.00323.88
8.1.260.0040.00428.09
8.1.250.0000.00728.09
8.1.240.0060.00323.97
8.1.230.0040.00717.64
8.1.220.0050.00317.80
8.1.210.0030.00618.77
8.1.200.0000.00917.48
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0050.00318.72
8.1.160.0000.00722.00
8.1.150.0040.00418.82
8.1.140.0050.00319.54
8.1.130.0070.00017.63
8.1.120.0020.00517.29
8.1.110.0000.00817.28
8.1.100.0070.00017.34
8.1.90.0000.00717.37
8.1.80.0030.00617.38
8.1.70.0000.00717.27
8.1.60.0000.00717.52
8.1.50.0040.00417.40
8.1.40.0000.00917.37
8.1.30.0040.00417.54
8.1.20.0030.00517.55
8.1.10.0040.00417.52
8.1.00.0050.00317.54
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00818.42
8.0.270.0070.00017.12
8.0.260.0000.00717.06
8.0.250.0000.00616.96
8.0.240.0080.00016.84
8.0.230.0080.00016.96
8.0.220.0030.00516.77
8.0.210.0040.00416.86
8.0.200.0070.00016.96
8.0.190.0030.00616.92
8.0.180.0050.00316.92
8.0.170.0040.00416.94
8.0.160.0050.00216.82
8.0.150.0030.00516.88
8.0.140.0000.00716.75
8.0.130.0000.00513.32
8.0.120.0040.00416.77
8.0.110.0000.00716.95
8.0.100.0000.00716.75
8.0.90.0070.00016.88
8.0.80.0090.00916.87
8.0.70.0070.00016.76
8.0.60.0070.00016.88
8.0.50.0000.00716.86
8.0.30.0100.00716.99
8.0.20.0100.00917.40
8.0.10.0070.00017.12
8.0.00.0100.00816.77
7.4.330.0020.00216.89
7.4.320.0030.00316.51
7.4.300.0030.00316.42
7.4.290.0030.00316.34
7.4.280.0000.00916.33
7.4.270.0000.00716.57
7.4.260.0030.00316.36
7.4.250.0050.00316.31
7.4.240.0060.00216.53
7.4.230.0040.00416.60
7.4.220.0070.01116.59
7.4.210.0060.01016.47
7.4.200.0030.00316.51
7.4.160.0130.00616.45
7.4.150.0120.01017.40
7.4.140.0090.01417.86
7.4.130.0100.01016.50
7.4.120.0090.00816.39
7.4.110.0070.01016.37
7.4.100.0090.01216.32
7.4.90.0100.00716.34
7.4.80.0090.01019.39
7.4.70.0110.00616.59
7.4.60.0070.01416.42
7.4.50.0030.00916.39
7.4.40.0060.00916.50
7.4.30.0070.01416.43
7.4.00.0040.01214.81
7.3.330.0030.00313.16
7.3.320.0050.00013.26
7.3.310.0030.00316.40
7.3.300.0000.00616.18
7.3.290.0070.00016.21
7.3.280.0080.00716.30
7.3.270.0120.00617.40
7.3.260.0100.00616.52
7.3.250.0100.00816.29
7.3.240.0080.01016.52
7.3.230.0110.00616.39
7.3.210.0100.00616.36
7.3.200.0030.01316.26
7.3.190.0030.01316.38
7.3.180.0060.00916.55
7.3.170.0060.01616.27
7.3.160.0100.01016.44
7.2.330.0100.00716.75
7.2.320.0060.01216.48
7.2.310.0060.01516.80
7.2.300.0060.01016.72
7.2.290.0120.00616.57
7.2.80.0170.00416.80
7.2.60.0080.00916.76
7.2.00.0000.01119.30
7.1.200.0190.01315.61
7.1.100.0060.00617.96
7.1.70.0020.00517.27
7.1.60.0120.01219.48
7.1.50.0100.01317.05
7.1.00.0000.08022.54
7.0.200.0340.00614.53
7.0.60.0070.05020.00
7.0.50.0100.07717.89
7.0.40.0070.04020.04
7.0.30.0300.07320.09
7.0.20.0230.08020.18
7.0.10.0200.07320.16
7.0.00.0030.07320.08
5.6.280.0030.05320.95
5.6.210.0100.08020.55
5.6.200.0070.08018.24
5.6.190.0070.04020.39
5.6.180.0330.08020.41
5.6.170.0270.04020.62
5.6.160.0070.05720.32
5.6.150.0100.06318.18
5.6.140.0070.08318.12
5.6.130.0000.04718.22
5.6.120.0070.06021.06
5.6.110.0030.05020.99
5.6.100.0070.08021.08
5.6.90.0100.08021.12
5.6.80.0070.07320.41
5.5.350.3600.04320.43
5.5.340.0070.04317.98
5.5.330.0100.08020.43
5.5.320.0000.04720.29
5.5.310.0200.04320.27
5.5.300.0000.09017.98
5.5.290.0070.05717.90
5.5.280.0200.07020.75
5.5.270.0030.09320.76
5.5.260.0070.08720.79
5.5.250.0000.08320.55
5.5.240.0100.03720.16

preferences:
118.17 ms | 1517 KiB | 5 Q