3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const C = self::C; function c() { echo static::C; } } class B extends A { const C = 'PHP'; } (new B)->c();

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)
8.3.40.0040.01118.85
8.3.30.0110.00418.70
8.3.20.0040.00420.10
8.3.10.0040.00423.65
8.3.00.0080.00023.32
8.2.170.0190.00318.89
8.2.160.0130.00022.96
8.2.150.0070.00025.66
8.2.140.0000.00724.66
8.2.130.0040.00422.08
8.2.120.0080.00826.35
8.2.110.0060.00322.07
8.2.100.0060.00617.78
8.2.90.0090.00019.82
8.2.80.0000.00817.97
8.2.70.0060.00317.93
8.2.60.0050.00318.16
8.2.50.0080.00018.10
8.2.40.0000.00720.49
8.2.30.0050.00219.17
8.2.20.0030.00517.89
8.2.10.0040.00417.98
8.2.00.0000.00818.08
8.1.270.0030.00523.90
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00322.03
8.1.230.0090.00320.78
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0040.00417.35
8.1.190.0080.00317.23
8.1.180.0030.00518.10
8.1.170.0050.00318.49
8.1.160.0000.00718.90
8.1.150.0070.00020.09
8.1.140.0040.00419.43
8.1.130.0070.00018.85
8.1.120.0000.00717.43
8.1.110.0040.00417.24
8.1.100.0000.00917.42
8.1.90.0040.00417.41
8.1.80.0000.00717.31
8.1.70.0000.00717.40
8.1.60.0050.00217.41
8.1.50.0030.00617.45
8.1.40.0050.00317.51
8.1.30.0060.00317.58
8.1.20.0040.00417.60
8.1.10.0040.00417.60
8.1.00.0000.00717.29
8.0.300.0040.00419.76
8.0.290.0080.00016.63
8.0.280.0080.00018.43
8.0.270.0040.00417.12
8.0.260.0000.00716.82
8.0.250.0000.00716.88
8.0.240.0040.00416.94
8.0.230.0040.00416.92
8.0.220.0000.00716.68
8.0.210.0040.00416.79
8.0.200.0030.00316.74
8.0.190.0000.00816.76
8.0.180.0000.00716.82
8.0.170.0000.00716.73
8.0.160.0040.00416.93
8.0.150.0040.00416.85
8.0.140.0040.00416.66
8.0.130.0000.00613.28
8.0.120.0040.00416.75
8.0.110.0040.00416.80
8.0.100.0040.00416.78
8.0.90.0040.00416.82
8.0.80.0080.00816.85
8.0.70.0040.00416.63
8.0.60.0040.00416.70
8.0.50.0070.00016.79
8.0.30.0090.01017.15
8.0.20.0120.00917.40
8.0.10.0040.00416.80
8.0.00.0130.01016.88
7.4.330.0030.00316.83
7.4.320.0000.00616.45
7.4.300.0000.00616.45
7.4.290.0030.00316.37
7.4.280.0040.00416.36
7.4.270.0050.00316.41
7.4.260.0000.00716.37
7.4.250.0030.00316.39
7.4.240.0030.00416.53
7.4.230.0030.00316.24
7.4.220.0160.00316.52
7.4.210.0060.01016.39
7.4.200.0030.00316.51
7.4.160.0090.00716.33
7.4.150.0070.01217.40
7.4.140.0100.00917.86
7.4.130.0120.00616.45
7.4.120.0140.01016.52
7.4.110.0100.01316.50
7.4.100.0110.00616.49
7.4.90.0150.00916.64
7.4.80.0110.00719.39
7.4.70.0070.01116.32
7.4.60.0030.01416.59
7.4.50.0100.00616.50
7.4.40.0070.01016.49
7.4.30.0080.00816.56
7.4.00.0040.00815.04
7.3.330.0000.00513.25
7.3.320.0050.00013.17
7.3.310.0070.00016.30
7.3.300.0070.00016.29
7.3.290.0100.00516.31
7.3.280.0120.00616.31
7.3.270.0030.01517.40
7.3.260.0130.00416.45
7.3.250.0110.00616.29
7.3.240.0080.01116.43
7.3.230.0120.00616.31
7.3.210.0040.01216.26
7.3.200.0130.00716.43
7.3.190.0080.00816.51
7.3.180.0090.00616.44
7.3.170.0090.00616.48
7.3.160.0120.00416.30
7.3.10.0150.00416.47
7.3.00.0130.00615.56
7.2.330.0090.00916.69
7.2.320.0170.00316.39
7.2.310.0120.00616.79
7.2.300.0170.00016.45
7.2.290.0110.01416.46
7.2.130.0110.00416.50
7.2.120.0190.00416.63
7.2.110.0140.00616.13
7.2.100.0210.00716.46
7.2.90.0140.01116.04
7.2.80.0200.01216.88
7.2.70.0060.01716.51
7.2.60.0160.00416.65
7.2.50.0140.00316.08
7.2.40.0230.00816.90
7.2.30.0060.01016.25
7.2.20.0110.00416.20
7.2.10.0160.00616.15
7.2.00.0090.00916.54
7.1.250.0050.00915.27
7.1.200.0070.00015.84
7.1.110.0090.01016.06
7.1.100.0120.00616.23
7.1.90.0130.00316.13
7.1.80.0220.01316.17
7.1.70.0030.01415.24
7.1.60.0270.01532.91
7.1.50.0230.00632.78
7.1.40.0200.01032.39
7.1.30.0200.01032.52
7.1.20.0250.00632.43
7.1.10.0040.01114.35
7.1.00.0120.00314.62
7.0.250.0090.00915.70
7.0.240.0280.01115.91
7.0.230.0110.01116.17
7.0.220.0070.01116.00
7.0.210.0070.01014.87
7.0.200.0050.01014.82
7.0.190.0030.01014.91
7.0.180.0100.00614.26
7.0.170.0100.00614.30
7.0.160.0030.01314.45
7.0.150.0060.01014.11
7.0.140.0060.00914.46
7.0.130.0070.01014.56
7.0.120.0040.01114.73
7.0.110.0060.01214.32
7.0.100.0360.00714.40
7.0.90.0070.01714.52
7.0.80.0130.00614.38
7.0.70.0070.01014.30
7.0.60.0060.01514.22
7.0.50.0130.00314.36
7.0.40.0070.01014.47
7.0.30.0080.00814.67
7.0.20.0800.00314.52
7.0.10.0120.01214.42
7.0.00.0120.01314.39

preferences:
63.93 ms | 400 KiB | 5 Q