3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { protected $bar = 0; } $f = new Foo; unset($f->bar); $a = (array) $f; var_dump(count($a), $a);

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)
8.3.60.0140.00016.50
8.3.50.0120.00617.92
8.3.40.0140.00718.79
8.3.30.0080.00618.52
8.3.20.0050.00220.22
8.3.10.0060.00323.56
8.3.00.0040.00419.38
8.2.180.0170.00316.50
8.2.170.0040.01122.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00020.44
8.2.120.0100.00026.35
8.2.110.0040.00720.98
8.2.100.0080.00417.72
8.2.90.0050.00317.88
8.2.80.0030.00617.97
8.2.70.0030.00617.38
8.2.60.0030.00617.91
8.2.50.0030.00518.07
8.2.40.0000.00819.39
8.2.30.0040.00420.61
8.2.20.0050.00617.68
8.2.10.0060.00318.08
8.2.00.0000.00917.89
8.1.280.0060.00925.92
8.1.270.0000.00823.86
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0070.01022.55
8.1.230.0030.00920.81
8.1.220.0060.00317.74
8.1.210.0000.00818.81
8.1.200.0010.00917.23
8.1.190.0070.00017.64
8.1.180.0000.00918.10
8.1.170.0080.00018.51
8.1.160.0040.00421.86
8.1.150.0050.00218.82
8.1.140.0040.00419.49
8.1.130.0070.00017.63
8.1.120.0070.00017.39
8.1.110.0040.00417.29
8.1.100.0040.00817.42
8.1.90.0040.00417.38
8.1.80.0000.00817.44
8.1.70.0030.00317.36
8.1.60.0070.00017.53
8.1.50.0030.00617.54
8.1.40.0030.00617.55
8.1.30.0050.00317.48
8.1.20.0000.00717.61
8.1.10.0030.00617.47
8.1.00.0000.00717.39
8.0.300.0030.00319.90
8.0.290.0030.00516.75
8.0.280.0030.00318.31
8.0.270.0040.00417.12
8.0.260.0030.00517.26
8.0.250.0030.00316.87
8.0.240.0030.00316.97
8.0.230.0030.00316.88
8.0.220.0030.00316.89
8.0.210.0000.00716.84
8.0.200.0060.00016.93
8.0.190.0040.00416.92
8.0.180.0000.00716.81
8.0.170.0080.00016.97
8.0.160.0040.00416.80
8.0.150.0060.00316.87
8.0.140.0070.00016.80
8.0.130.0000.00613.24
8.0.120.0060.00316.81
8.0.110.0070.00016.88
8.0.100.0000.00716.70
8.0.90.0040.00416.92
8.0.80.0030.01616.88
8.0.70.0000.00716.80
8.0.60.0080.00016.85
8.0.50.0040.00416.91
8.0.30.0050.01617.02
8.0.20.0080.01117.41
8.0.10.0020.00516.85
8.0.00.0120.00516.68
7.4.330.0020.00216.76
7.4.320.0000.00716.53
7.4.300.0000.00716.41
7.4.290.0030.00316.61
7.4.280.0090.00016.50
7.4.270.0000.00816.59
7.4.260.0000.00716.50
7.4.250.0070.00016.36
7.4.240.0060.00216.46
7.4.230.0000.00716.55
7.4.220.0000.02516.53
7.4.210.0040.01216.63
7.4.200.0000.00716.49
7.4.160.0060.00916.48
7.4.150.0140.00317.40
7.4.140.0150.00617.86
7.4.130.0100.00716.42
7.4.120.0090.00916.46
7.4.110.0110.00716.46
7.4.100.0090.01116.43
7.4.90.0080.00816.71
7.4.80.0160.00319.39
7.4.70.0100.00716.43
7.4.60.0040.01216.67
7.4.50.0030.01316.36
7.4.40.0090.01216.20
7.4.30.0100.00716.69
7.4.00.0070.00715.13
7.3.330.0000.00513.33
7.3.320.0030.00313.34
7.3.310.0030.00316.36
7.3.300.0040.00416.32
7.3.290.0070.00716.33
7.3.280.0100.01016.32
7.3.270.0060.01217.40
7.3.260.0120.00616.45
7.3.250.0120.00616.37
7.3.240.0080.00916.29
7.3.230.0100.00716.59
7.3.210.0060.01216.33
7.3.200.0130.00416.22
7.3.190.0070.01016.25
7.3.180.0100.00616.48
7.3.170.0090.00916.37
7.3.160.0100.01316.30
7.3.10.0030.01016.57
7.3.00.0060.00616.64
7.2.330.0110.00816.64
7.2.320.0060.01016.35
7.2.310.0070.01016.65
7.2.300.0130.00316.56
7.2.290.0160.00716.74
7.2.130.0070.00416.93
7.2.120.0080.00416.85
7.2.110.0110.00416.86
7.2.100.0070.00317.02
7.2.90.0070.00316.90
7.2.80.0040.01217.02
7.2.70.0030.01016.86
7.2.60.0100.00316.81
7.2.50.0000.01516.58
7.2.40.0070.00716.79
7.2.30.0060.00616.88
7.2.20.0030.01016.83
7.2.10.0000.01017.05
7.2.00.0050.00817.91
7.1.250.0000.00815.38
7.1.200.0070.00315.76
7.1.100.0030.01017.98
7.1.70.0030.00716.95
7.1.60.0130.01319.36
7.1.50.0030.01716.86
7.1.00.0070.07322.45
7.0.200.0000.00816.64
7.0.60.0070.06719.82
7.0.50.0100.03717.95
7.0.40.0030.04320.20
7.0.30.0130.04320.23
7.0.20.0300.05320.09
7.0.10.0070.08020.33
7.0.00.0000.04320.31
5.6.280.0030.03020.99
5.6.210.0130.07720.50
5.6.200.0170.07718.25
5.6.190.0200.07020.41
5.6.180.0430.06020.77
5.6.170.0170.04320.48
5.6.160.0100.08320.59
5.6.150.0100.03718.27
5.6.140.0170.07018.25
5.6.130.0030.05318.18
5.6.120.0030.04020.99
5.6.110.0130.06020.94
5.6.100.0030.05721.13
5.6.90.0130.06720.98
5.6.80.0100.07020.52
5.5.350.0170.08720.30
5.5.340.0030.08717.92
5.5.330.0100.03720.28
5.5.320.0070.07020.32
5.5.310.0330.07720.28
5.5.300.0130.06018.09
5.5.290.0130.06018.13
5.5.280.0100.08020.84
5.5.270.0000.04720.64
5.5.260.0170.08020.73
5.5.250.0000.05320.46
5.5.240.0230.07720.23

preferences:
51.9 ms | 400 KiB | 5 Q