3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public $a = 1; public $b = 2; public $c = 3; } $t1 = new Test(); unset($t1->a); var_dump($t1); $t1->b = (unset) $t1->b; var_dump($t1);

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)
8.3.70.0070.01416.50
8.3.60.0040.01116.50
8.3.50.0120.01022.00
8.3.40.0110.00318.66
8.3.30.0110.00418.62
8.3.20.0070.00020.07
8.3.10.0040.00421.60
8.3.00.0040.00419.13
8.2.180.0120.00318.16
8.2.170.0100.01022.96
8.2.160.0090.00620.30
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0080.00017.37
8.2.120.0070.00026.35
8.2.110.0040.00420.43
8.2.100.0040.00717.66
8.2.90.0030.00517.59
8.2.80.0040.00419.01
8.2.70.0000.00817.91
8.2.60.0060.00317.80
8.2.50.0000.01018.10
8.2.40.0000.00720.57
8.2.30.0040.00420.70
8.2.20.0040.00417.45
8.2.10.0000.00717.82
8.2.00.0000.00817.99
8.1.280.0060.01225.92
8.1.270.0030.00523.95
8.1.260.0070.00028.09
8.1.250.0000.00728.09
8.1.240.0030.00522.02
8.1.230.0120.00020.45
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0050.00517.10
8.1.190.0000.01017.10
8.1.180.0050.00318.10
8.1.170.0090.00018.68
8.1.160.0000.00821.85
8.1.150.0040.00418.75
8.1.140.0040.00419.50
8.1.130.0030.00317.47
8.1.120.0040.00317.27
8.1.110.0000.00717.34
8.1.100.0040.00417.32
8.1.90.0030.00617.25
8.1.80.0070.00017.23
8.1.70.0030.00317.31
8.1.60.0070.00017.44
8.1.50.0000.00717.38
8.1.40.0040.00717.02
8.1.30.0050.00317.54
8.1.20.0000.00717.51
8.1.10.0000.00717.28
8.1.00.0040.00417.31
8.0.300.0000.00919.63
8.0.290.0000.00816.63
8.0.280.0030.00318.22
8.0.270.0030.00317.00
8.0.260.0070.00017.11
8.0.250.0000.00716.89
8.0.240.0070.00016.84
8.0.230.0070.00016.88
8.0.220.0000.00716.80
8.0.210.0030.00516.81
8.0.200.0070.00016.77
8.0.190.0060.00316.77
8.0.180.0050.00316.73
8.0.170.0000.00816.75
8.0.160.0050.00316.77
8.0.150.0030.00316.66
8.0.140.0020.00516.77
8.0.130.0030.00313.28
8.0.120.0000.00716.84
8.0.110.0000.00716.84
8.0.100.0040.00416.75
8.0.90.0000.00816.68
8.0.80.0140.00416.70
8.0.70.0000.00716.72
8.0.60.0020.00516.64
8.0.50.0040.00416.88
8.0.30.0130.00616.86
8.0.20.0140.00717.40
8.0.10.0050.00316.72
8.0.00.0110.00516.66
7.4.330.0000.00516.77
7.4.320.0000.00716.60
7.4.300.0030.00316.40
7.4.290.0050.00216.60
7.4.280.0060.00616.53
7.4.270.0060.00016.51
7.4.260.0000.01116.43
7.4.250.0030.00516.56
7.4.240.0030.00316.49
7.4.230.0030.00316.70
7.4.220.0100.01016.61
7.4.210.0040.01116.56
7.4.200.0050.00316.38
7.4.160.0110.00716.57
7.4.150.0120.00617.40
7.4.140.0100.01617.86
7.4.130.0150.00316.66
7.4.120.0120.00516.64
7.4.110.0180.00416.52
7.4.100.0120.00616.31
7.4.90.0070.01016.43
7.4.80.0060.01219.39
7.4.70.0000.01916.49
7.4.60.0040.01216.33
7.4.50.0060.00816.52
7.4.40.0070.01016.36
7.4.30.0090.00916.62
7.4.00.0040.00714.85
7.3.330.0050.00013.39
7.3.320.0000.00513.38
7.3.310.0030.00316.41
7.3.300.0000.00616.38
7.3.290.0060.01016.31
7.3.280.0080.00816.37
7.3.270.0160.00317.40
7.3.260.0100.00716.59
7.3.240.0090.00916.42
7.3.230.0100.01116.54
7.3.210.0100.00716.56
7.3.200.0070.01016.61
7.3.190.0100.00616.55
7.3.180.0070.00716.29
7.3.170.0080.00816.43
7.3.160.0080.00816.43
7.2.330.0170.00016.86
7.2.320.0040.01716.71
7.2.310.0120.00616.80
7.2.300.0030.01316.50
7.2.290.0090.01216.48
7.2.60.0070.00717.07
7.2.00.0040.00819.59
7.1.200.0030.01015.75
7.1.100.0040.01118.20
7.1.70.0050.00316.94
7.1.60.0000.01919.48
7.1.50.0140.00716.63
7.1.00.0000.08022.28
7.0.200.0340.00914.71
7.0.60.0130.08319.84
7.0.50.0100.08017.81
7.0.40.0170.08020.36
7.0.30.0530.05720.19
7.0.20.0200.03720.09
7.0.10.0000.04720.20
7.0.00.0170.06720.32
5.6.280.0000.06020.89
5.6.210.0100.08720.61
5.6.200.0070.08018.27
5.6.190.0100.07720.61
5.6.180.0430.07320.46
5.6.170.0300.07720.50
5.6.160.0030.09020.55
5.6.150.0030.04318.23
5.6.140.0130.07318.14
5.6.130.0100.08318.28
5.6.120.0030.08721.09
5.6.110.0230.06321.02
5.6.100.0170.06020.89
5.6.90.0130.07720.97
5.6.80.0100.07720.50
5.5.350.4370.04720.36
5.5.340.0070.07717.99
5.5.330.0100.04720.28
5.5.320.0030.05020.51
5.5.310.0170.04320.27
5.5.300.0130.08017.98
5.5.290.0030.08717.97
5.5.280.0030.08720.68
5.5.270.0070.04020.76
5.5.260.0170.08320.68
5.5.250.0000.05720.60
5.5.240.0400.02720.15

preferences:
60.32 ms | 401 KiB | 5 Q