3v4l.org

run code in 300+ PHP versions simultaneously
<?php $something['123'] = 1; if(!isset($something['123']) || $something['123'] != 1) { echo 'good'; } else { echo 'bad'; }

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)
8.3.60.0070.00718.43
8.3.50.0090.00821.28
8.3.40.0090.00618.94
8.3.30.0030.01219.09
8.3.20.0040.00420.09
8.3.10.0030.00523.41
8.3.00.0030.00619.51
8.2.180.0060.00918.26
8.2.170.0070.01022.96
8.2.160.0080.01118.96
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00722.10
8.2.110.0110.00021.07
8.2.100.0040.00717.84
8.2.90.0040.00418.03
8.2.80.0030.00617.97
8.2.70.0080.00017.75
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0030.00519.73
8.2.30.0030.00518.03
8.2.20.0030.00617.80
8.2.10.0000.00818.07
8.2.00.0060.00317.65
8.1.280.0160.00025.92
8.1.270.0070.00723.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.56
8.1.230.0060.00620.85
8.1.220.0040.00417.74
8.1.210.0140.00018.83
8.1.200.0040.00417.35
8.1.190.0000.00917.23
8.1.180.0040.00418.10
8.1.170.0000.01118.58
8.1.160.0000.00721.97
8.1.150.0040.00418.99
8.1.140.0070.00017.45
8.1.130.0030.00317.67
8.1.120.0030.00517.52
8.1.110.0000.00717.36
8.1.100.0030.00517.42
8.1.90.0030.00317.42
8.1.80.0040.00417.32
8.1.70.0000.00817.33
8.1.60.0000.00817.52
8.1.50.0080.00017.41
8.1.40.0040.00417.43
8.1.30.0040.00417.65
8.1.20.0030.00517.63
8.1.10.0000.00817.52
8.1.00.0070.00017.48
8.0.300.0050.00320.09
8.0.290.0000.00716.63
8.0.280.0040.00418.37
8.0.270.0030.00317.20
8.0.260.0060.00017.22
8.0.250.0000.00716.91
8.0.240.0000.00816.72
8.0.230.0000.00616.83
8.0.220.0000.00716.76
8.0.210.0000.00616.79
8.0.200.0040.00416.80
8.0.190.0040.00416.87
8.0.180.0000.00716.90
8.0.170.0050.00216.83
8.0.160.0070.00016.84
8.0.150.0040.00416.64
8.0.140.0000.00716.62
8.0.130.0030.00313.31
8.0.120.0080.00016.84
8.0.110.0000.00716.72
8.0.100.0050.00316.91
8.0.90.0040.00416.69
8.0.80.0150.00616.80
8.0.70.0000.00716.89
8.0.60.0000.00716.82
8.0.50.0040.00416.88
8.0.30.0130.00717.22
8.0.20.0100.01217.40
8.0.10.0000.00716.81
8.0.00.0110.00616.73
7.4.330.0020.00215.00
7.4.320.0060.00016.54
7.4.300.0030.00316.40
7.4.290.0030.00316.53
7.4.280.0000.00716.53
7.4.270.0030.00316.37
7.4.260.0000.00816.40
7.4.250.0070.00016.57
7.4.240.0040.00416.53
7.4.230.0000.00716.71
7.4.220.0060.01216.71
7.4.210.0030.01716.71
7.4.200.0030.00316.57
7.4.160.0000.01416.52
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0060.01316.41
7.4.120.0100.01016.44
7.4.110.0120.00916.55
7.4.100.0030.01416.54
7.4.90.0110.00516.50
7.4.80.0120.00619.39
7.4.70.0170.00016.66
7.4.60.0100.00716.30
7.4.50.0000.00816.30
7.4.40.0170.00016.32
7.4.30.0100.00716.38
7.4.00.0040.00414.75
7.3.330.0030.00313.07
7.3.320.0000.00613.06
7.3.310.0070.00016.38
7.3.300.0030.00316.34
7.3.290.0110.00416.29
7.3.280.0090.00616.30
7.3.270.0090.01017.40
7.3.260.0150.00316.36
7.3.250.0060.01016.36
7.3.240.0090.01216.52
7.3.230.0130.00316.55
7.3.210.0110.00616.34
7.3.200.0110.00619.39
7.3.190.0090.00916.46
7.3.180.0090.00916.58
7.3.170.0090.01216.34
7.3.160.0100.00616.38
7.2.330.0120.01216.78
7.2.320.0120.01216.57
7.2.310.0120.00616.44
7.2.300.0060.01216.60
7.2.290.0090.00916.53
7.2.60.0060.00316.91
7.2.00.0070.00719.53
7.1.200.0070.00715.89
7.1.100.0060.00618.16
7.1.70.0000.01017.04
7.1.60.0080.00417.22
7.1.50.0070.01416.86
7.1.00.0030.07322.40
7.0.200.0030.01316.89
7.0.140.0100.06721.96
7.0.60.0030.04019.86
7.0.50.0100.07717.81
7.0.40.0070.08020.05
7.0.30.0230.04320.13
7.0.20.0230.09020.00
7.0.10.0000.04720.12
7.0.00.0030.04320.09
5.6.280.0070.07021.06
5.6.210.0100.08020.52
5.6.200.0130.07718.13
5.6.190.0100.05720.45
5.6.180.0170.03720.27
5.6.170.0300.04020.38
5.6.160.0030.06020.40
5.6.150.0030.07018.11
5.6.140.0130.07318.12
5.6.130.0070.04318.10
5.6.120.0170.08020.87
5.6.110.0100.05021.03
5.6.100.0200.06720.99
5.6.90.0030.08021.10
5.6.80.0030.04720.37
5.5.350.0230.07320.38
5.5.340.0030.04718.00
5.5.330.0130.06720.25
5.5.320.0430.07020.23
5.5.310.0200.04020.30
5.5.300.0030.05017.91
5.5.290.0130.04717.96
5.5.280.0100.05020.86
5.5.270.0030.07020.66
5.5.260.0070.03720.75
5.5.250.0230.05020.61
5.5.240.0100.06020.36
5.4.450.0230.06319.63
5.4.440.0070.07019.52
5.4.430.0130.05719.09
5.4.420.0670.00019.42
5.4.410.0730.00019.52
5.4.400.0700.00019.16
5.4.390.0630.00019.16
5.4.380.0630.00019.09
5.4.370.0630.00018.95
5.4.360.0600.00019.09
5.4.350.0670.00018.92
5.4.340.0060.03511.96
5.4.320.0070.03512.45
5.4.310.0080.05112.45
5.4.300.0030.03812.45
5.4.290.0030.04112.45
5.4.280.0050.03612.34
5.4.270.0070.04012.34
5.4.260.0050.03812.34
5.4.250.0040.04412.35
5.4.240.0050.04712.35
5.4.230.0110.03212.34
5.4.220.0070.03612.34
5.4.210.0060.03712.34
5.4.200.0120.03912.34
5.4.190.0060.03512.34
5.4.180.0070.04012.34
5.4.170.0080.03912.35
5.4.160.0040.03912.34
5.4.150.0060.04212.34
5.4.140.0060.04912.02
5.4.130.0070.04512.01
5.4.120.0050.04511.96
5.4.110.0060.03511.96
5.4.100.0050.03811.96
5.4.90.0070.03611.96
5.4.80.0040.03811.96
5.4.70.0090.03211.96
5.4.60.0050.03611.96
5.4.50.0050.03911.96
5.4.40.0080.03311.95
5.4.30.0080.03711.95
5.4.20.0090.04011.95
5.4.10.0040.03711.95
5.4.00.0070.03411.43
5.3.290.0070.03812.80
5.3.280.0080.03812.71
5.3.270.0050.03912.73
5.3.260.0020.04212.72
5.3.250.0050.03712.72
5.3.240.0070.04112.72
5.3.230.0070.04112.71
5.3.220.0060.03612.68
5.3.210.0040.04112.68
5.3.200.0070.03612.68
5.3.190.0070.03612.68
5.3.180.0100.03312.68
5.3.170.0030.03912.67
5.3.160.0050.03712.68
5.3.150.0070.03512.68
5.3.140.0100.03112.66
5.3.130.0070.05312.66
5.3.120.0100.04212.66
5.3.110.0080.04012.66
5.3.100.0070.03512.12
5.3.90.0080.03612.08
5.3.80.0070.03412.07
5.3.70.0060.03512.07
5.3.60.0050.03712.07
5.3.50.0050.03612.00
5.3.40.0060.03612.00
5.3.30.0050.03611.94
5.3.20.0100.03211.72
5.3.10.0050.03511.69
5.3.00.0050.04011.67
5.2.170.0030.0369.18
5.2.160.0060.0279.18
5.2.150.0070.0319.18
5.2.140.0040.0309.17
5.2.130.0030.0299.13
5.2.120.0030.0299.14
5.2.110.0060.0279.14
5.2.100.0030.0299.14
5.2.90.0020.0309.14
5.2.80.0050.0309.13
5.2.70.0030.0329.13
5.2.60.0060.0389.09
5.2.50.0080.0369.06
5.2.40.0040.0349.03
5.2.30.0070.0289.01
5.2.20.0030.0318.99
5.2.10.0070.0328.91
5.2.00.0050.0348.78
5.1.60.0020.0298.06
5.1.50.0010.0278.05
5.1.40.0060.0228.04
5.1.30.0030.0278.39
5.1.20.0040.0278.41
5.1.10.0070.0248.14
5.1.00.0070.0248.14
5.0.50.0050.0196.61
5.0.40.0060.0196.47
5.0.30.0020.0336.29
5.0.20.0020.0206.26
5.0.10.0060.0216.23
5.0.00.0070.0366.22
4.4.90.0040.0214.78
4.4.80.0050.0154.76
4.4.70.0030.0164.76
4.4.60.0040.0154.76
4.4.50.0000.0184.77
4.4.40.0020.0264.71
4.4.30.0020.0174.76
4.4.20.0020.0184.85
4.4.10.0020.0164.85
4.4.00.0040.0244.76
4.3.110.0030.0154.67
4.3.100.0040.0134.66
4.3.90.0030.0144.63
4.3.80.0030.0244.59
4.3.70.0010.0164.63
4.3.60.0050.0124.63
4.3.50.0020.0164.63
4.3.40.0040.0224.54
4.3.30.0010.0173.28
4.3.20.0040.0143.25
4.3.10.0010.0163.21
4.3.00.0070.0207.31

preferences:
45.29 ms | 401 KiB | 5 Q