3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Qwe { #public ${''} = 20; public function __construct(){ echo $this->{''}.PHP_EOL; } } ${''}=10; echo ${''}.PHP_EOL; // 10 echo ${null}.PHP_EOL; // 10 $b = new Qwe;

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)
8.3.60.0090.00618.30
8.3.50.0100.01016.40
8.3.40.0090.00618.63
8.3.30.0060.01218.71
8.3.20.0070.00020.36
8.3.10.0080.00021.72
8.3.00.0080.00017.78
8.2.180.0070.00716.75
8.2.170.0040.01122.96
8.2.160.0070.01020.39
8.2.150.0070.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00419.38
8.2.120.0000.00826.35
8.2.110.0060.00321.12
8.2.100.0040.00818.22
8.2.90.0050.00319.29
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0040.00817.92
8.2.50.0040.00418.10
8.2.40.0040.00420.42
8.2.30.0030.00819.12
8.2.20.0000.00818.08
8.2.10.0000.00718.03
8.2.00.0070.00318.15
8.1.280.0100.00725.92
8.1.270.0060.00323.91
8.1.260.0000.00726.35
8.1.250.0030.00528.09
8.1.240.0000.00822.01
8.1.230.0040.00719.20
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0040.00417.22
8.1.190.0060.00317.35
8.1.180.0030.00618.10
8.1.170.0000.00818.65
8.1.160.0040.00418.91
8.1.150.0040.00420.66
8.1.140.0000.00819.57
8.1.130.0050.00318.76
8.1.120.0000.00817.45
8.1.110.0000.00917.33
8.1.100.0000.00817.51
8.1.90.0070.00517.34
8.1.80.0070.00017.45
8.1.70.0030.00317.48
8.1.60.0100.00017.48
8.1.50.0030.00617.55
8.1.40.0050.00317.47
8.1.30.0050.00317.64
8.1.20.0060.00317.66
8.1.10.0000.00817.59
8.1.00.0000.00817.41
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.37
8.0.270.0070.00017.25
8.0.260.0040.00416.75
8.0.250.0000.00716.98
8.0.240.0040.00717.00
8.0.230.0000.00716.95
8.0.220.0070.00016.95
8.0.210.0000.00816.85
8.0.200.0030.00317.03
8.0.190.0040.00416.88
8.0.180.0040.00416.94
8.0.170.0000.00817.00
8.0.160.0030.00317.02
8.0.150.0070.00016.86
8.0.140.0040.00416.89
8.0.130.0000.00613.41
8.0.120.0050.00316.92
8.0.110.0000.00716.93
8.0.100.0030.00516.80
8.0.90.0040.00417.03
8.0.80.0070.01016.98
8.0.70.0030.00716.94
8.0.60.0000.00716.80
8.0.50.0000.00716.84
8.0.30.0110.00917.01
8.0.20.0090.01117.40
8.0.10.0000.00716.95
8.0.00.0100.00716.52
7.4.330.0020.00215.55
7.4.320.0030.00316.55
7.4.300.0000.00716.53
7.4.290.0030.00716.57
7.4.280.0060.00316.39
7.4.270.0000.00716.42
7.4.260.0000.00513.31
7.4.250.0040.00416.47
7.4.240.0000.00716.57
7.4.230.0000.00716.58
7.4.220.0090.00916.68
7.4.210.0000.01416.70
7.4.200.0040.00416.63
7.4.160.0100.00516.58
7.4.150.0150.00417.40
7.4.140.0100.01017.86
7.4.130.0100.01016.68
7.4.120.0130.00916.40
7.4.110.0100.01316.60
7.4.100.0090.00916.70
7.4.90.0080.01116.60
7.4.80.0090.00919.39
7.4.70.0150.00316.62
7.4.60.0070.01016.61
7.4.50.0000.01416.71
7.4.40.0100.00716.61
7.4.30.0090.00916.55
7.4.00.0040.01114.93
7.3.330.0000.00513.30
7.3.320.0000.00713.30
7.3.310.0000.00716.43
7.3.300.0000.00716.32
7.3.290.0070.00716.38
7.3.280.0060.01016.34
7.3.270.0090.00917.40
7.3.260.0100.00916.44
7.3.250.0100.00916.49
7.3.240.0080.01316.58
7.3.230.0100.00716.55
7.3.210.0060.01116.41
7.3.200.0100.00716.52
7.3.190.0030.01316.32
7.3.180.0060.01316.56
7.3.170.0120.00916.43
7.3.160.0060.01316.30
7.3.120.0090.00914.82
7.3.110.0070.01014.93
7.3.100.0060.01514.89
7.3.90.0110.00714.74
7.3.80.0030.01314.90
7.3.70.0000.00914.92
7.3.60.0000.01414.92
7.3.50.0100.00314.67
7.3.40.0040.00714.66
7.3.30.0060.00314.81
7.3.20.0030.00916.33
7.3.10.0090.00616.76
7.3.00.0090.00616.31
7.2.330.0100.00716.88
7.2.320.0070.01016.83
7.2.310.0060.00916.66
7.2.300.0060.01516.53
7.2.290.0110.00516.77
7.2.250.0040.01215.03
7.2.240.0130.00615.22
7.2.230.0040.01214.85
7.2.220.0030.01715.13
7.2.210.0090.00614.78
7.2.200.0060.00315.17
7.2.190.0000.01215.04
7.2.180.0000.01214.88
7.2.170.0070.00715.15
7.2.130.0170.00316.37
7.2.120.0180.00816.36
7.2.110.0100.00716.43
7.2.100.0130.00416.54
7.2.90.0160.00417.09
7.2.80.0150.00716.43
7.2.70.0120.00716.29
7.2.60.0080.00916.74
7.2.50.0140.00716.49
7.2.40.0200.00616.85
7.2.30.0100.01516.71
7.2.20.0180.00516.49
7.2.10.0130.00616.33
7.2.00.0130.00518.09
7.1.330.0090.00315.66
7.1.320.0000.01415.82
7.1.310.0070.00715.68
7.1.300.0040.00415.77
7.1.290.0000.01515.75
7.1.280.0040.01115.66
7.1.270.0030.00915.75
7.1.260.0080.00015.70
7.1.250.0120.00815.01
7.1.200.0090.00615.90
7.1.100.0070.00717.75
7.1.70.0120.00617.03
7.1.60.0240.01934.93
7.1.50.0310.00934.80
7.1.40.0210.01534.21
7.1.30.0330.01734.45
7.1.20.0300.01734.60
7.1.10.0090.01116.42
7.1.00.0090.01216.58
7.0.200.0130.00616.83
7.0.190.0120.01016.57
7.0.180.0030.01316.18
7.0.170.0070.01116.40
7.0.160.0100.00716.24
7.0.150.0090.00916.24
7.0.140.0110.01116.46
7.0.130.0060.01316.68
7.0.120.0080.00816.63
7.0.110.0000.01916.31
7.0.100.0060.01316.40
7.0.90.0130.00316.39
7.0.80.0030.01316.36
7.0.70.0030.01416.16
7.0.60.0000.01616.10
7.0.50.0160.00516.21
7.0.40.0100.01016.55
7.0.30.0060.01416.35
7.0.20.0030.01316.32
7.0.10.0090.00916.42
7.0.00.0080.01316.63

preferences:
49.04 ms | 401 KiB | 5 Q