3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Start $c = count(get_defined_vars()); $mystring = null; $v = get_defined_vars(); var_dump(array_slice($c, $v + 1));

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)
8.3.70.0080.00816.50
8.3.60.0140.00718.43
8.3.50.0070.01421.92
8.3.40.0040.01118.61
8.3.30.0100.01018.92
8.3.20.0000.00720.39
8.3.10.0080.00023.48
8.3.00.0080.00019.26
8.2.180.0110.00416.88
8.2.170.0040.01122.96
8.2.160.0100.00320.49
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.74
8.2.110.0050.00522.26
8.2.100.0040.00717.91
8.2.90.0070.00019.14
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0050.00317.91
8.2.50.0080.00018.07
8.2.40.0050.00519.82
8.2.30.0070.00017.99
8.2.20.0050.00317.85
8.2.10.0050.00217.99
8.2.00.0000.00717.86
8.1.280.0080.00625.92
8.1.270.0040.01123.92
8.1.260.0070.00726.35
8.1.250.0070.00028.09
8.1.240.0060.00322.20
8.1.230.0060.00619.15
8.1.220.0000.00817.75
8.1.210.0080.00018.77
8.1.200.0030.00717.48
8.1.190.0030.00517.23
8.1.180.0040.00419.13
8.1.170.0080.00018.42
8.1.160.0030.00521.97
8.1.150.0040.00418.69
8.1.140.0050.00317.46
8.1.130.0030.00317.82
8.1.120.0050.00217.35
8.1.110.0000.00717.41
8.1.100.0050.00317.32
8.1.90.0000.00717.48
8.1.80.0040.00417.51
8.1.70.0000.00717.34
8.1.60.0040.01117.54
8.1.50.0000.00917.48
8.1.40.0070.00017.48
8.1.30.0000.00817.45
8.1.20.0000.00717.66
8.1.10.0040.00417.53
8.1.00.0090.00017.39
8.0.300.0030.00618.77
8.0.290.0030.00617.05
8.0.280.0030.00318.37
8.0.270.0070.00017.06
8.0.260.0000.00717.11
8.0.250.0030.00316.96
8.0.240.0030.00317.00
8.0.230.0000.00716.86
8.0.220.0000.00716.82
8.0.210.0070.00016.77
8.0.200.0000.00616.99
8.0.190.0070.00017.05
8.0.180.0000.00716.90
8.0.170.0050.00317.02
8.0.160.0030.00516.93
8.0.150.0000.00716.90
8.0.140.0000.00716.93
8.0.130.0030.00313.34
8.0.120.0030.00616.91
8.0.110.0000.00716.91
8.0.100.0080.00016.83
8.0.90.0030.00316.84
8.0.80.0070.01416.93
8.0.70.0000.00716.91
8.0.60.0050.00216.90
8.0.50.0030.00416.98
8.0.30.0110.01117.24
8.0.20.0110.00817.40
8.0.10.0000.00716.88
8.0.00.0130.00516.77
7.4.330.0000.00515.07
7.4.320.0060.00016.40
7.4.300.0000.00616.55
7.4.290.0030.00516.51
7.4.280.0070.00016.38
7.4.270.0070.00016.50
7.4.260.0050.00216.58
7.4.250.0040.00416.56
7.4.240.0030.00316.57
7.4.230.0070.00016.68
7.4.220.0120.00916.64
7.4.210.0080.01016.49
7.4.200.0030.00316.40
7.4.190.0000.00716.51
7.4.160.0140.00716.47
7.4.150.0160.00917.40
7.4.140.0110.00817.86
7.4.130.0090.01316.50
7.4.120.0090.00916.59
7.4.110.0160.00016.34
7.4.100.0100.00716.49
7.4.90.0070.01016.71
7.4.80.0130.00519.39
7.4.70.0150.00616.55
7.4.60.0000.01716.63
7.4.50.0040.00416.41
7.4.40.0090.00916.55
7.4.30.0060.01516.36
7.4.00.0080.01015.20
7.3.330.0030.00313.23
7.3.320.0030.00313.06
7.3.310.0030.00316.25
7.3.300.0040.00416.38
7.3.290.0000.01316.29
7.3.280.0060.01016.32
7.3.270.0040.01317.40
7.3.260.0130.00616.42
7.3.250.0090.00916.44
7.3.240.0130.00316.48
7.3.230.0060.00916.39
7.3.210.0120.00616.39
7.3.200.0080.01419.39
7.3.190.0110.01116.49
7.3.180.0060.01016.34
7.3.170.0130.00316.66
7.3.160.0070.01016.37
7.3.120.0050.01415.08
7.3.110.0120.00815.28
7.3.100.0030.01215.28
7.3.90.0030.00715.28
7.3.80.0090.00915.28
7.3.70.0030.00915.28
7.3.60.0100.00715.28
7.3.50.0070.00715.28
7.3.40.0070.00715.28
7.3.30.0090.00615.28
7.3.20.0070.00716.69
7.3.10.0000.01116.56
7.3.00.0030.00616.59
7.2.330.0060.01316.49
7.2.320.0160.00616.34
7.2.310.0080.00816.77
7.2.300.0140.00316.65
7.2.290.0060.00916.63
7.2.250.0060.01015.28
7.2.240.0150.00615.28
7.2.230.0040.01115.28
7.2.220.0070.00715.28
7.2.210.0070.00715.28
7.2.200.0090.00615.28
7.2.190.0060.00915.28
7.2.180.0040.01215.28
7.2.170.0040.01215.28
7.2.60.0110.00416.80
7.2.00.0000.01219.58
7.1.330.0040.01115.92
7.1.320.0100.00715.92
7.1.310.0090.00615.85
7.1.300.0040.00415.83
7.1.290.0060.00315.71
7.1.280.0030.00915.93
7.1.270.0070.00715.63
7.1.260.0100.00015.70
7.1.200.0080.00415.81
7.1.100.0030.01018.23
7.1.70.0000.01016.87
7.1.60.0130.01019.46
7.1.50.0040.01217.04
7.1.00.0000.07722.43
7.0.200.0000.00716.42
7.0.140.0130.06021.95
7.0.60.0070.08019.93
7.0.50.0030.09017.84
7.0.40.0030.04320.36
7.0.30.0300.08020.13
7.0.20.0300.05020.19
7.0.10.0070.05720.17
7.0.00.0130.04320.01
5.6.280.0030.07020.95
5.6.210.0070.08720.47
5.6.200.0030.04018.12
5.6.190.0070.03720.77
5.6.180.0430.04320.48
5.6.170.0230.04320.50
5.6.160.0130.08020.37
5.6.150.0100.07018.21
5.6.140.0000.09018.12
5.6.130.0030.04318.17
5.6.120.0030.04721.02
5.6.110.0070.09321.14
5.6.100.0070.09021.00
5.6.90.0070.04320.94
5.6.80.0030.07320.43
5.5.350.0270.06720.52
5.5.340.0030.09017.98
5.5.330.0100.07720.47
5.5.320.0070.04720.20
5.5.310.0170.04320.27
5.5.300.0000.04017.90
5.5.290.0130.07017.96
5.5.280.0030.07320.73
5.5.270.0130.07720.85
5.5.260.0030.04020.86
5.5.250.0100.04320.79
5.5.240.0100.07020.15
5.4.450.0230.05319.62
5.4.440.0970.07019.40
5.4.430.1000.07319.46
5.4.420.1130.04719.13
5.4.410.0770.05319.00
5.4.400.0630.06019.23
5.4.390.0830.06318.95
5.4.380.0100.05718.50
5.4.370.0130.06018.77
5.4.360.0170.05018.76
5.4.350.0100.06018.70
5.4.340.0070.05718.67
5.4.320.0020.04312.45
5.4.310.0080.04312.45
5.4.300.0070.03612.45
5.4.290.0080.03612.45
5.4.280.0070.03512.34
5.4.270.0080.03412.35
5.4.260.0050.04012.34
5.4.250.0040.04112.35
5.4.240.0050.03812.34
5.4.230.0060.03712.34
5.4.220.0050.03812.34
5.4.210.0090.03312.34
5.4.200.0050.04812.34
5.4.190.0060.03612.34
5.4.180.0060.03712.33
5.4.170.0030.03912.34
5.4.160.0060.03912.34
5.4.150.0080.03312.34
5.4.140.0070.04012.02
5.4.130.0050.03712.01
5.4.120.0060.03511.96
5.4.110.0050.05111.96
5.4.100.0060.03711.96
5.4.90.0090.03511.96
5.4.80.0080.03411.96
5.4.70.0060.03511.96
5.4.60.0080.03311.96
5.4.50.0070.03611.96
5.4.40.0090.03411.95
5.4.30.0070.04211.95
5.4.20.0060.03611.95
5.4.10.0090.03211.95
5.4.00.0070.03611.44
5.3.290.0080.04912.80
5.3.280.0030.04212.71
5.3.270.0060.04012.73
5.3.260.0120.05212.72
5.3.250.0130.04912.72
5.3.240.0070.04312.71
5.3.230.0070.03912.71
5.3.220.0080.05312.68
5.3.210.0080.05512.68
5.3.200.0070.05512.68
5.3.190.0070.03712.68
5.3.180.0050.03812.68
5.3.170.0040.03812.67
5.3.160.0090.03412.67
5.3.150.0060.03712.67
5.3.140.0050.03712.66
5.3.130.0060.03912.65
5.3.120.0010.04412.66
5.3.110.0090.03712.66
5.3.100.0090.04212.12
5.3.90.0060.04312.09
5.3.80.0090.04112.07
5.3.70.0040.04212.07
5.3.60.0110.03912.06
5.3.50.0070.04812.00
5.3.40.0040.05312.00
5.3.30.0080.05111.95
5.3.20.0120.04511.72
5.3.10.0030.03911.70
5.3.00.0080.03711.69
5.2.170.0010.0339.18
5.2.160.0060.0289.18
5.2.150.0080.0279.18
5.2.140.0010.0349.18
5.2.130.0040.0309.14
5.2.120.0030.0309.14
5.2.110.0040.0309.14
5.2.100.0050.0299.14
5.2.90.0070.0309.14
5.2.80.0050.0299.14
5.2.70.0050.0299.14
5.2.60.0060.0299.09
5.2.50.0040.0369.06
5.2.40.0050.0299.04
5.2.30.0060.0299.01
5.2.20.0020.0329.00
5.2.10.0030.0308.93
5.2.00.0020.0328.78
5.1.60.0030.0258.06
5.1.50.0050.0258.06
5.1.40.0050.0248.04
5.1.30.0040.0278.39
5.1.20.0040.0288.42
5.1.10.0030.0268.14
5.1.00.0060.0248.14
5.0.50.0040.0206.62
5.0.40.0040.0186.48
5.0.30.0040.0306.29
5.0.20.0040.0196.27
5.0.10.0050.0186.24
5.0.00.0050.0296.23
4.4.90.0030.0154.78
4.4.80.0040.0134.75
4.4.70.0020.0164.75
4.4.60.0010.0174.75
4.4.50.0040.0154.77
4.4.40.0020.0274.71
4.4.30.0040.0144.76
4.4.20.0030.0174.84
4.4.10.0070.0194.85
4.4.00.0040.0284.75
4.3.110.0010.0174.66
4.3.100.0050.0134.66
4.3.90.0070.0104.63
4.3.80.0050.0234.59
4.3.70.0040.0134.63
4.3.60.0000.0174.63
4.3.50.0030.0154.63
4.3.40.0080.0294.54
4.3.30.0010.0233.29
4.3.20.0020.0153.26
4.3.10.0010.0213.21
4.3.00.0000.01716.16

preferences:
41.92 ms | 401 KiB | 5 Q