3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = ['bar' => 'baz']; var_dump($foo['qux'] == null);

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)
8.3.40.0110.00418.64
8.3.30.0180.00018.70
8.3.20.0000.00720.25
8.3.10.0120.00323.53
8.3.00.0080.00019.19
8.2.170.0130.00722.96
8.2.160.0120.00620.52
8.2.150.0050.00224.18
8.2.140.0050.00324.66
8.2.130.0050.00226.16
8.2.120.0080.00020.73
8.2.110.0090.00022.25
8.2.100.0080.00417.91
8.2.90.0080.00019.17
8.2.80.0080.00017.97
8.2.70.0030.00517.63
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0080.00418.11
8.2.30.0100.00018.36
8.2.20.0000.00817.74
8.2.10.0000.00718.09
8.2.00.0050.00217.65
8.1.270.0040.01223.64
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0070.00419.03
8.1.220.0000.00917.75
8.1.210.0000.00818.77
8.1.200.0100.00017.23
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0070.00418.56
8.1.160.0000.00821.94
8.1.150.0000.00718.63
8.1.140.0080.00017.43
8.1.130.0030.00317.72
8.1.120.0070.00017.34
8.1.110.0000.00717.41
8.1.100.0000.00717.41
8.1.90.0030.00317.46
8.1.80.0050.00317.34
8.1.70.0000.00617.45
8.1.60.0030.00617.55
8.1.50.0080.00017.46
8.1.40.0040.00417.48
8.1.30.0050.00517.63
8.1.20.0040.00417.68
8.1.10.0040.00417.49
8.1.00.0080.00017.31
8.0.300.0000.00718.77
8.0.290.0050.00217.18
8.0.280.0050.00218.35
8.0.270.0000.00717.24
8.0.260.0000.00617.16
8.0.250.0070.00017.04
8.0.240.0030.00317.01
8.0.230.0060.00316.97
8.0.220.0040.00416.95
8.0.210.0070.00016.92
8.0.200.0060.00016.89
8.0.190.0000.00717.03
8.0.180.0040.00416.96
8.0.170.0000.00816.94
8.0.160.0050.00216.92
8.0.150.0070.00016.99
8.0.140.0070.00016.79
8.0.130.0000.00713.33
8.0.120.0000.00816.87
8.0.110.0000.00816.92
8.0.100.0040.00416.75
8.0.90.0040.00316.84
8.0.80.0060.01016.90
8.0.70.0040.00416.91
8.0.60.0030.00317.06
8.0.50.0000.00716.80
8.0.30.0130.00617.23
8.0.20.0060.01217.40
8.0.10.0040.00416.98
8.0.00.0150.00316.71
7.4.330.0050.00015.00
7.4.320.0070.00016.46
7.4.300.0040.00416.54
7.4.290.0030.00616.60
7.4.280.0040.00416.38
7.4.270.0030.00316.48
7.4.260.0000.00716.48
7.4.250.0030.00516.53
7.4.240.0020.00516.62
7.4.230.0030.00316.50
7.4.220.0100.01716.66
7.4.210.0080.00616.55
7.4.200.0030.00316.60
7.4.190.0040.00416.68
7.4.160.0070.00716.43
7.4.150.0110.00817.40
7.4.140.0090.00917.86
7.4.130.0070.01116.59
7.4.120.0110.01116.42
7.4.110.0090.00916.61
7.4.100.0060.01316.48
7.4.90.0140.00416.57
7.4.80.0130.00719.39
7.4.70.0110.00516.36
7.4.60.0090.00916.43
7.4.50.0000.00516.33
7.4.40.0110.01116.70
7.4.30.0130.00316.58
7.4.00.0000.01715.01
7.3.330.0050.00013.21
7.3.320.0050.00013.30
7.3.310.0000.00716.41
7.3.300.0050.00216.30
7.3.290.0120.00316.28
7.3.280.0070.01016.27
7.3.270.0070.01017.40
7.3.260.0070.01116.20
7.3.250.0090.01316.53
7.3.240.0090.01216.28
7.3.230.0160.00516.39
7.3.210.0060.01316.59
7.3.200.0060.01619.39
7.3.190.0070.01016.38
7.3.180.0100.00616.57
7.3.170.0120.00316.39
7.3.160.0060.00916.30
7.3.120.0070.01014.52
7.3.110.0070.00314.76
7.3.100.0070.01014.51
7.3.90.0070.01014.68
7.3.80.0040.01114.93
7.3.70.0040.00714.46
7.3.60.0050.00314.82
7.3.50.0090.00914.58
7.3.40.0040.00814.58
7.3.30.0030.01314.55
7.3.20.0070.00316.46
7.3.10.0000.01016.52
7.3.00.0070.00716.63
7.2.330.0070.01616.63
7.2.320.0090.00916.74
7.2.310.0090.01216.62
7.2.300.0120.00916.56
7.2.290.0030.01316.29
7.2.240.0090.00315.06
7.2.230.0070.00715.16
7.2.220.0040.01114.58
7.2.210.0060.01014.77
7.2.200.0000.01015.02
7.2.190.0090.00614.70
7.2.180.0030.01214.95
7.2.170.0060.00914.75
7.2.160.0070.00714.92
7.2.150.0070.00716.54
7.2.140.0060.00616.85
7.2.130.0000.01716.77
7.2.120.0120.00416.64
7.2.110.0030.01216.46
7.2.100.0090.00616.96
7.2.90.0030.01316.80
7.2.80.0110.00716.76
7.2.70.0030.00916.65
7.2.60.0060.00916.62
7.2.50.0040.01116.57
7.2.40.0000.01016.93
7.2.30.0080.00816.54
7.2.20.0100.00416.46
7.2.10.0070.00716.88
7.2.00.0030.01118.05
7.1.330.0030.00715.87
7.1.320.0040.00715.71
7.1.310.0030.01315.82
7.1.300.0040.01115.84
7.1.290.0110.00315.66
7.1.280.0030.01315.75
7.1.270.0000.01415.77
7.1.260.0080.00615.80
7.1.250.0070.00715.68
7.1.100.0070.01418.14
7.1.70.0040.00417.30
7.1.60.0110.01419.46
7.1.50.0060.01916.89
7.1.00.0100.07022.41
7.0.200.0000.00916.72
7.0.140.0030.07322.00
7.0.60.0070.04720.03
7.0.50.0100.04317.86
7.0.40.0100.07720.09
7.0.30.0100.05320.17
7.0.20.0300.07019.96
7.0.10.0230.04320.09
7.0.00.0030.04020.30
5.6.280.0030.07320.91
5.6.210.0030.04320.61
5.6.200.0030.06718.22
5.6.190.0070.08720.61
5.6.180.3400.04020.32
5.6.170.0300.04020.50
5.6.160.0100.05020.33
5.6.150.0070.05718.10
5.6.140.0030.06018.21
5.6.130.0000.04318.18
5.6.120.0070.07021.02
5.6.110.0070.06321.08
5.6.100.0100.04721.11
5.6.90.0030.04320.99
5.6.80.0030.06720.38
5.6.70.0170.07020.36
5.5.350.0170.08020.40
5.5.340.0070.07717.97
5.5.330.0070.08720.57
5.5.320.0470.07320.20
5.5.310.0270.07020.29
5.5.300.0130.07318.01
5.5.290.0030.04717.99
5.5.280.0070.07320.77
5.5.270.0000.04320.79
5.5.260.0070.07320.88
5.5.250.0130.06020.79
5.5.240.0130.07320.27
5.4.450.0970.06019.53
5.4.440.0600.06019.63
5.4.430.0870.05319.42
5.4.420.0630.00019.48
5.4.410.0070.07018.93
5.4.400.0300.05318.79
5.4.390.0370.04718.62
5.4.380.0230.05018.68
5.4.370.0000.06018.48
5.4.360.0030.05718.50
5.4.350.0100.03711.97
5.4.340.0080.03511.97
5.4.320.0050.03712.45
5.4.310.0070.03612.45
5.4.300.0090.04312.45
5.4.290.0110.05812.45
5.4.280.0060.06312.35
5.4.270.0140.06712.35
5.4.260.0130.07612.34
5.4.250.0090.06912.34
5.4.240.0080.04812.35
5.4.230.0120.08712.34
5.4.220.0070.06312.34
5.4.210.0120.06712.34
5.4.200.0140.06912.34
5.4.190.0110.03912.33
5.4.180.0090.04312.34
5.4.170.0210.07312.35
5.4.160.0120.08512.34
5.4.150.0060.07112.34
5.4.140.0080.04712.02
5.4.130.0100.04212.01
5.4.120.0060.04211.97
5.4.110.0070.04111.96
5.4.100.0130.04211.96
5.4.90.0150.05911.96
5.4.80.0090.05311.96
5.4.70.0080.04411.96
5.4.60.0100.04811.96
5.4.50.0100.04111.96
5.4.40.0120.05011.95
5.4.30.0120.04711.95
5.4.20.0120.07011.95
5.4.10.0070.06911.95
5.4.00.0100.05311.44
5.3.290.0060.04612.80
5.3.280.0100.05012.71
5.3.270.0130.06912.73
5.3.260.0110.07212.72
5.3.250.0110.04912.72
5.3.240.0110.06412.71
5.3.230.0090.06112.71
5.3.220.0090.04412.68
5.3.210.0050.04912.68
5.3.200.0150.07912.68
5.3.190.0100.05112.68
5.3.180.0140.06112.67
5.3.170.0160.06212.67
5.3.160.0140.07912.68
5.3.150.0180.07212.67
5.3.140.0120.03712.66
5.3.130.0080.04012.66
5.3.120.0070.04312.66
5.3.110.0130.03712.66
5.3.100.0100.04912.12
5.3.90.0100.05112.08
5.3.80.0090.04812.08
5.3.70.0110.06812.07
5.3.60.0070.04612.07
5.3.50.0040.04212.00
5.3.40.0060.03912.00
5.3.30.0080.04311.95
5.3.20.0070.04211.72
5.3.10.0080.04211.70
5.3.00.0070.04111.68
5.2.170.0100.0419.18
5.2.160.0070.0549.18
5.2.150.0030.0519.18
5.2.140.0100.0399.18
5.2.130.0080.0439.14
5.2.120.0110.0349.14
5.2.110.0030.0439.15
5.2.100.0040.0329.14
5.2.90.0020.0319.14
5.2.80.0060.0309.14
5.2.70.0050.0329.14
5.2.60.0040.0339.09
5.2.50.0030.0349.06
5.2.40.0060.0399.04
5.2.30.0040.0349.01
5.2.20.0030.0329.00
5.2.10.0080.0378.92
5.2.00.0050.0328.78
5.1.60.0050.0258.07
5.1.50.0060.0248.06
5.1.40.0050.0238.05
5.1.30.0050.0258.39
5.1.20.0040.0268.42
5.1.10.0040.0278.14
5.1.00.0040.0288.14
5.0.50.0040.0216.62
5.0.40.0030.0216.48
5.0.30.0030.0326.29
5.0.20.0050.0196.26
5.0.10.0040.0216.23
5.0.00.0080.0316.23
4.4.90.0020.0164.78
4.4.80.0040.0144.76
4.4.70.0030.0154.76
4.4.60.0030.0154.75
4.4.50.0000.0184.77
4.4.40.0030.0264.71
4.4.30.0020.0234.76
4.4.20.0040.0214.84
4.4.10.0040.0204.84
4.4.00.0050.0354.76
4.3.110.0070.0264.67
4.3.100.0060.0234.66
4.3.90.0030.0224.63
4.3.80.0070.0304.58
4.3.70.0070.0204.63
4.3.60.0020.0364.63
4.3.50.0050.0214.63
4.3.40.0060.0334.54
4.3.30.0060.0373.29
4.3.20.0040.0233.26
4.3.10.0050.0303.21
4.3.00.0200.0236.70

preferences:
33.54 ms | 400 KiB | 5 Q