3v4l.org

run code in 300+ PHP versions simultaneously
<?php class LOL{ const FOO = 1; } $x = new LOL; $arr = array('x' => $x); echo $x::FOO; // works echo $arr['x']::FOO; // works too class WWW{ protected $lol; public function __construct($lol){ $this->lol= $lol; } public function doSMth(){ $lol = $this->lol; echo $lol::FOO; // fail. parse error.. wtf } } $w = new WWW; $w->doSMth();

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)
8.3.70.0130.00916.75
8.3.60.0180.00418.50
8.3.50.0180.00321.87
8.3.40.0190.00318.79
8.3.30.0130.00019.91
8.3.20.0040.00420.29
8.3.10.0060.00321.97
8.3.00.0080.00022.46
8.2.190.0110.00416.85
8.2.180.0100.01318.54
8.2.170.0080.00822.96
8.2.160.0100.00319.24
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0120.00626.16
8.2.120.0060.00319.79
8.2.110.0060.00320.31
8.2.100.0070.00418.04
8.2.90.0040.00418.06
8.2.80.0050.00319.38
8.2.70.0030.00717.75
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0060.00318.16
8.2.30.0000.00718.10
8.2.20.0100.00017.83
8.2.10.0040.00417.92
8.2.00.0070.00317.92
8.1.280.0070.00725.92
8.1.270.0060.00324.66
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00022.14
8.1.230.0000.01120.92
8.1.220.0090.00017.74
8.1.210.0080.00018.88
8.1.200.0060.00317.12
8.1.190.0080.00017.52
8.1.180.0060.00318.10
8.1.170.0040.00418.44
8.1.160.0040.00422.03
8.1.150.0030.00718.66
8.1.140.0040.00417.37
8.1.130.0000.00717.90
8.1.120.0040.00417.50
8.1.110.0040.00417.36
8.1.100.0000.00817.49
8.1.90.0050.00217.52
8.1.80.0040.00417.54
8.1.70.0000.00717.38
8.1.60.0000.00917.63
8.1.50.0050.00217.51
8.1.40.0000.00817.55
8.1.30.0050.00317.59
8.1.20.0000.00817.69
8.1.10.0040.00417.52
8.1.00.0040.00417.41
8.0.300.0000.00820.06
8.0.290.0040.00417.15
8.0.280.0000.00718.34
8.0.270.0050.00217.18
8.0.260.0050.00216.81
8.0.250.0000.00717.03
8.0.240.0080.00016.90
8.0.230.0070.00017.07
8.0.220.0070.00016.97
8.0.210.0030.00316.97
8.0.200.0040.00416.92
8.0.190.0000.00717.05
8.0.180.0040.00416.96
8.0.170.0060.00317.04
8.0.160.0000.00716.91
8.0.150.0070.00016.81
8.0.140.0050.00316.95
8.0.130.0030.00313.45
8.0.120.0000.00916.94
8.0.110.0000.00716.94
8.0.100.0040.00416.83
8.0.90.0080.00016.86
8.0.80.0070.01016.93
8.0.70.0000.00716.93
8.0.60.0050.00216.97
8.0.50.0040.00417.03
8.0.30.0100.01217.19
8.0.20.0100.00717.40
8.0.10.0040.00417.09
8.0.00.0040.01616.83
7.4.330.0000.00515.00
7.4.320.0000.00616.58
7.4.300.0030.00616.52
7.4.290.0030.00316.63
7.4.280.0080.00016.54
7.4.270.0000.00716.59
7.4.260.0030.00716.61
7.4.250.0050.00216.40
7.4.240.0020.00516.62
7.4.230.0070.00016.60
7.4.220.0070.01016.57
7.4.210.0100.00516.58
7.4.200.0030.00316.61
7.4.190.0000.00716.68
7.4.160.0100.00616.68
7.4.150.0060.01217.40
7.4.140.0120.00817.86
7.4.130.0060.01116.48
7.4.120.0090.01216.54
7.4.110.0180.00016.56
7.4.100.0090.00816.44
7.4.90.0080.01316.43
7.4.80.0170.01019.39
7.4.70.0030.01316.61
7.4.60.0120.00916.34
7.4.50.0000.00916.79
7.4.40.0090.00522.77
7.4.30.0160.00016.57
7.4.00.0030.01415.20
7.3.330.0060.00013.39
7.3.320.0050.00013.24
7.3.310.0020.00516.41
7.3.300.0030.00516.42
7.3.290.0100.01016.44
7.3.280.0070.00716.45
7.3.270.0170.00017.40
7.3.260.0140.00316.38
7.3.250.0090.00916.42
7.3.240.0120.00416.61
7.3.230.0080.00816.39
7.3.210.0140.00516.36
7.3.200.0090.00919.39
7.3.190.0070.01016.57
7.3.180.0090.00616.53
7.3.170.0080.00816.42
7.3.160.0040.01216.34
7.3.120.0030.01014.96
7.2.330.0100.01016.79
7.2.320.0140.00416.72
7.2.310.0060.01516.78
7.2.300.0130.00416.45
7.2.290.0090.01016.36
7.2.60.0100.00316.75
7.2.00.0000.01219.09
7.1.200.0030.01015.86
7.1.100.0000.00818.19
7.1.70.0000.00917.20
7.1.60.0070.01519.43
7.1.50.0000.02016.56
7.1.00.0000.05322.40
7.0.200.0090.00016.52
7.0.140.0000.07321.97
7.0.60.0030.08720.03
7.0.50.0070.08017.88
7.0.40.0070.04320.30
7.0.30.0270.03720.07
7.0.20.0330.07720.30
7.0.10.0170.08720.05
7.0.00.0070.08020.16
5.6.210.0070.08020.56
5.6.200.0030.04318.25
5.6.190.0030.07720.38
5.6.180.0170.04320.60
5.6.170.0270.04320.44
5.6.160.0100.04320.57
5.6.150.0070.08318.29
5.6.140.0100.07018.27
5.6.130.0130.04718.16
5.6.120.0100.03720.91
5.6.110.0000.08721.14
5.6.100.0030.07720.98
5.6.90.0030.07321.02
5.6.80.0070.05720.39
5.6.70.0330.06720.43
5.5.350.0030.06320.33
5.5.340.0130.08017.96
5.5.330.0030.08720.21
5.5.320.0300.05020.52
5.5.310.0270.07720.38
5.5.300.0030.08318.04
5.5.290.0000.05017.98
5.5.280.0100.07720.78
5.5.270.0100.08020.87
5.5.260.0100.03720.87
5.5.250.0100.05020.55
5.5.240.0070.06720.05
5.4.450.0830.05719.70
5.4.440.0870.06019.31
5.4.430.0800.04719.47
5.4.420.0800.05319.19
5.4.410.0900.05719.47
5.4.400.1430.07718.77
5.4.390.1130.05018.49
5.4.380.0170.05718.50
5.4.370.0270.04018.63
5.4.360.0230.04318.54
5.4.350.0080.03312.03
5.4.340.0060.04212.02
5.4.320.0060.03612.50
5.4.310.0050.03812.50
5.4.300.0080.03712.50
5.4.290.0090.03412.50
5.4.280.0050.03712.39
5.4.270.0060.03812.40
5.4.260.0050.03812.40
5.4.250.0060.03612.40
5.4.240.0100.04718.93
5.4.230.0170.04319.00
5.4.220.0030.05718.99
5.4.210.0100.05018.79
5.4.200.0030.05318.74
5.4.190.0170.04318.73
5.4.180.0030.05318.97
5.4.170.0130.04318.64
5.4.160.0070.05319.07
5.4.150.0130.04719.08
5.4.140.0100.05316.48
5.4.130.0000.05316.39
5.4.120.0100.04716.48
5.4.110.0070.05016.67
5.4.100.0030.07316.33
5.4.90.0100.04316.70
5.4.80.0070.04716.66
5.4.70.0100.04716.44
5.4.60.0130.04316.38
5.4.50.0030.05016.52
5.4.40.0130.04316.44
5.4.30.0100.04716.34
5.4.20.0100.04316.47
5.4.10.0170.04716.53
5.4.00.0130.05015.95
5.3.290.0050.04312.80
5.3.280.0030.06714.76
5.3.270.0030.06014.70
5.3.260.0070.05014.70
5.3.250.0070.05014.75
5.3.240.0070.05014.60
5.3.230.0130.04314.51
5.3.220.0070.05714.75
5.3.210.0030.05714.57
5.3.200.0070.05014.66
5.3.190.0100.05014.54
5.3.180.0070.05014.65
5.3.170.0100.04714.57
5.3.160.0070.04714.70
5.3.150.0030.05314.63
5.3.140.0130.04714.39
5.3.130.0170.05714.64
5.3.120.0130.06714.46
5.3.110.0130.06714.64
5.3.100.0100.05014.18
5.3.90.0070.05014.01
5.3.80.0070.05014.00
5.3.70.0000.05713.93
5.3.60.0100.06014.07
5.3.50.0070.05013.86
5.3.40.0100.04714.17
5.3.30.0030.05314.09
5.3.20.0100.05013.92
5.3.10.0100.06313.71
5.3.00.0130.04313.82
5.2.170.0070.05311.05
5.2.160.0070.03711.21
5.2.150.0070.04311.23
5.2.140.0100.03711.22
5.2.130.0070.03711.07
5.2.120.0100.05011.19
5.2.110.0030.04311.09
5.2.100.0030.04011.17
5.2.90.0070.03711.25
5.2.80.0070.03711.07
5.2.70.0070.03711.14
5.2.60.0100.03711.20
5.2.50.0070.04311.09
5.2.40.0070.04010.98
5.2.30.0030.05710.93
5.2.20.0100.03311.17
5.2.10.0130.03310.81
5.2.00.0130.04010.79
5.1.60.0030.04310.04
5.1.50.0070.0339.98
5.1.40.0030.0479.96
5.1.30.0030.03710.41
5.1.20.0070.03310.57
5.1.10.0070.0439.90
5.1.00.0030.03710.26
5.0.50.0100.0238.64
5.0.40.0070.0378.50
5.0.30.0030.0408.05
5.0.20.0000.0308.34
5.0.10.0000.0338.16
5.0.00.0000.0607.99
4.4.90.0000.0236.45
4.4.80.0070.0176.45
4.4.70.0030.0206.45
4.4.60.0030.0276.45
4.4.50.0000.0236.45
4.4.40.0070.0306.45
4.4.30.0030.0236.45
4.4.20.0000.0236.45
4.4.10.0000.0236.45
4.4.00.0100.0276.45
4.3.110.0000.0236.45
4.3.100.0030.0206.45
4.3.90.0070.0176.45
4.3.80.0000.0376.45
4.3.70.0030.0206.45
4.3.60.0030.0206.45
4.3.50.0000.0276.45
4.3.40.0070.0306.45
4.3.30.0000.0336.45
4.3.20.0030.0206.45
4.3.10.0000.0236.45
4.3.00.0170.0206.84

preferences:
49.46 ms | 401 KiB | 5 Q