3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const B = ['a', 'b']; } echo isset(A::B[0]) ? 1 : 0;

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)
8.3.60.0100.01018.39
8.3.50.0070.00716.05
8.3.40.0060.00918.71
8.3.30.0090.00618.60
8.3.20.0050.00320.24
8.3.10.0070.00023.78
8.3.00.0090.00019.44
8.2.180.0100.00716.50
8.2.170.0070.00722.96
8.2.160.0060.01220.52
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00017.38
8.2.110.0040.00422.27
8.2.100.0080.00321.07
8.2.90.0080.00017.75
8.2.80.0050.00318.73
8.2.70.0050.00217.90
8.2.60.0080.00017.50
8.2.50.0060.00317.63
8.2.40.0030.00617.75
8.2.30.0000.00720.63
8.2.20.0000.00717.55
8.2.10.0050.00317.83
8.2.00.0030.00517.80
8.1.280.0070.00725.92
8.1.270.0110.00323.59
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00923.81
8.1.230.0100.00019.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00717.13
8.1.190.0050.00317.22
8.1.180.0080.00418.10
8.1.170.0050.00219.09
8.1.160.0000.00721.93
8.1.150.0040.00418.67
8.1.140.0030.00517.32
8.1.130.0070.00017.57
8.1.120.0070.00017.22
8.1.110.0000.00717.26
8.1.100.0000.00717.23
8.1.90.0000.00717.34
8.1.80.0040.00417.30
8.1.70.0000.00717.24
8.1.60.0000.00817.35
8.1.50.0040.00417.31
8.1.40.0050.00217.38
8.1.30.0000.00817.42
8.1.20.0040.00417.41
8.1.10.0040.00417.42
8.1.00.0000.00917.27
8.0.300.0000.00818.77
8.0.290.0080.00016.75
8.0.280.0070.00018.32
8.0.270.0000.00717.18
8.0.260.0040.00417.13
8.0.250.0040.00416.97
8.0.240.0070.00016.94
8.0.230.0000.00716.77
8.0.220.0040.00416.73
8.0.210.0070.00016.72
8.0.200.0000.00616.81
8.0.190.0000.01116.92
8.0.180.0030.00516.84
8.0.170.0000.00716.88
8.0.160.0040.00416.82
8.0.150.0040.00316.72
8.0.140.0000.00816.79
8.0.130.0060.00013.33
8.0.120.0080.00016.68
8.0.110.0000.00716.80
8.0.100.0040.00316.71
8.0.90.0050.00216.70
8.0.80.0060.00916.82
8.0.70.0050.00216.86
8.0.60.0050.00316.71
8.0.50.0040.00416.77
8.0.30.0160.00517.00
8.0.20.0090.01117.40
8.0.10.0120.00017.00
8.0.00.0090.01016.80
7.4.330.0000.00515.08
7.4.320.0070.00016.47
7.4.300.0050.00316.50
7.4.290.0000.00716.30
7.4.280.0030.00616.27
7.4.270.0030.00316.47
7.4.260.0030.00316.41
7.4.250.0050.00316.31
7.4.240.0030.00416.29
7.4.230.0030.00316.48
7.4.220.0060.01216.34
7.4.210.0040.01116.46
7.4.200.0050.00316.45
7.4.160.0000.01616.28
7.4.150.0120.00617.40
7.4.140.0080.01317.86
7.4.130.0070.01216.47
7.4.120.0100.00816.37
7.4.110.0040.01616.52
7.4.100.0120.00616.43
7.4.90.0090.00916.58
7.4.80.0170.00019.39
7.4.70.0140.00316.38
7.4.60.0110.00416.15
7.4.50.0000.00516.43
7.4.40.0080.00816.10
7.4.30.0100.00716.43
7.4.00.0070.01014.95
7.3.330.0030.00313.00
7.3.320.0080.00013.19
7.3.310.0000.00716.29
7.3.300.0030.00316.19
7.3.290.0070.00816.17
7.3.280.0090.01016.20
7.3.270.0100.00717.40
7.3.260.0080.01716.29
7.3.250.0140.00716.31
7.3.240.0090.01216.07
7.3.230.0150.00716.39
7.3.210.0120.00616.10
7.3.200.0060.01016.19
7.3.190.0150.00016.44
7.3.180.0090.00616.16
7.3.170.0100.00716.27
7.3.160.0070.01016.18
7.3.120.0040.00714.90
7.3.110.0110.00014.71
7.3.100.0030.00714.76
7.3.90.0000.01014.63
7.3.80.0070.00414.61
7.3.70.0080.00314.50
7.3.60.0030.00614.68
7.3.50.0000.01114.58
7.3.40.0030.00714.51
7.3.30.0030.00714.69
7.3.20.0000.01116.60
7.3.10.0070.00316.55
7.3.00.0100.00316.56
7.2.330.0140.00716.56
7.2.320.0070.01016.53
7.2.310.0070.01016.45
7.2.300.0060.01016.65
7.2.290.0130.00316.28
7.2.240.0040.00815.01
7.2.230.0040.00714.89
7.2.220.0000.01114.91
7.2.210.0080.00414.89
7.2.200.0060.00314.85
7.2.190.0030.00815.06
7.2.180.0000.01015.01
7.2.170.0050.00514.77
7.2.160.0000.01014.81
7.2.150.0030.00616.61
7.2.140.0030.00916.75
7.2.130.0060.00916.77
7.2.120.0000.01316.96
7.2.110.0030.01016.66
7.2.100.0080.00416.73
7.2.90.0220.00016.81
7.2.80.0030.00716.50
7.2.70.0040.00816.73
7.2.60.0090.00516.62
7.2.50.0100.00316.79
7.2.40.0090.00317.00
7.2.30.0030.00916.72
7.2.20.0080.00416.83
7.2.10.0030.00916.75
7.2.00.0040.00918.04
7.1.330.0080.00415.51
7.1.320.0200.00715.86
7.1.310.0060.00615.55
7.1.300.0030.00615.32
7.1.290.0040.00715.84
7.1.280.0060.00615.53
7.1.270.0150.00415.66
7.1.260.0030.00915.68
7.1.250.0000.01115.64
7.1.200.0030.01015.44
7.1.100.0000.01518.25
7.1.70.0000.00817.11
7.1.60.0000.02119.50
7.1.50.0060.01516.43
7.1.00.0070.07022.31
7.0.200.0000.00816.52
7.0.60.0000.08720.00
7.0.50.0030.05017.86
7.0.40.0030.06020.40
7.0.30.0270.05320.23
7.0.20.0300.05320.12
7.0.10.0170.07720.06
7.0.00.0100.04020.06
5.6.280.0000.03720.93
5.6.210.0100.07320.50
5.6.200.0070.05018.15
5.6.190.0100.03720.58
5.6.180.0170.04320.52
5.6.170.0170.04720.62
5.6.160.0100.05320.61
5.6.150.0100.08018.19
5.6.140.0030.06718.17
5.6.130.0030.04018.20
5.6.120.0070.08721.11
5.6.110.0100.07721.13
5.6.100.0070.07721.07
5.6.90.0100.08021.10
5.6.80.0070.06320.40
5.5.350.0070.07720.42
5.5.340.0170.06718.09
5.5.330.0200.07020.27
5.5.320.3670.03720.35
5.5.310.0230.04020.28
5.5.300.0030.07017.92
5.5.290.0070.08317.97
5.5.280.0070.04320.77
5.5.270.0130.04720.85
5.5.260.0170.07020.86
5.5.250.0130.06720.68
5.5.240.0030.07720.11
5.4.450.0830.04719.42
5.4.440.0670.06019.63
5.4.430.0830.04719.63
5.4.420.0730.05019.61
5.4.410.0900.04019.36
5.4.400.0730.07318.84
5.4.390.0900.03319.26
5.4.380.0770.06019.01
5.4.370.0700.05319.14
5.4.360.0600.06319.16
5.4.350.0670.05719.26
5.4.340.0700.05319.26
5.4.320.0800.05019.15
5.4.310.0700.05019.29
5.4.300.0670.06019.13
5.4.290.0700.05719.01
5.4.280.0800.04719.40
5.4.270.0770.05019.05
5.4.260.0870.05019.12
5.4.250.0730.05019.27
5.4.240.0700.05019.27
5.4.230.0770.04719.23
5.4.220.0600.06319.03
5.4.210.0770.05019.01
5.4.200.0670.06319.22
5.4.190.0730.04719.25
5.4.180.0730.05019.14
5.4.170.0770.06319.14
5.4.160.0670.05718.99
5.4.150.0970.06319.13
5.4.140.0730.05016.52
5.4.130.0730.06016.30
5.4.120.0800.05716.30
5.4.110.0770.06016.64
5.4.100.0730.06316.43
5.4.90.0730.05316.64
5.4.80.0730.05716.55
5.4.70.0300.06316.43
5.4.60.0130.03316.56
5.4.50.0100.07016.25
5.4.40.0300.06716.43
5.4.30.0270.04016.16
5.4.20.0370.05716.48

preferences:
55.54 ms | 400 KiB | 5 Q