3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; $bar = "foo"; var_dump(isset($this->foo['baz'][1])); var_dump(_POST); ?>

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)
8.3.60.0140.00317.95
8.3.50.0100.00721.83
8.3.40.0110.00418.66
8.3.30.0130.00718.87
8.3.20.0040.00420.20
8.3.10.0050.00321.96
8.3.00.0040.00417.89
8.2.180.0120.00316.75
8.2.170.0110.00322.96
8.2.160.0140.00320.47
8.2.150.0130.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00020.97
8.2.110.0030.00622.13
8.2.100.0070.00318.03
8.2.90.0050.00319.23
8.2.80.0050.00317.97
8.2.70.0060.00317.38
8.2.60.0030.00617.80
8.2.50.0040.00418.07
8.2.40.0050.00318.09
8.2.30.0040.00418.16
8.2.20.0060.00317.67
8.2.10.0000.00818.01
8.2.00.0040.00417.61
8.1.280.0100.01025.92
8.1.270.0040.00423.84
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0070.00322.03
8.1.230.0040.00719.10
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00817.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0040.00418.70
8.1.160.0050.00321.93
8.1.150.0080.00018.80
8.1.140.0040.00417.32
8.1.130.0030.00317.77
8.1.120.0000.00817.41
8.1.110.0040.00417.36
8.1.100.0000.00717.26
8.1.90.0000.00717.40
8.1.80.0040.00417.30
8.1.70.0030.00317.34
8.1.60.0000.00817.41
8.1.50.0030.00517.42
8.1.40.0080.00017.43
8.1.30.0050.00317.57
8.1.20.0000.00817.62
8.1.10.0050.00317.50
8.1.00.0050.00317.46
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.29
8.0.270.0030.00317.23
8.0.260.0040.00417.18
8.0.250.0040.00416.92
8.0.240.0070.00016.84
8.0.230.0070.00017.01
8.0.220.0000.00716.73
8.0.210.0000.00716.87
8.0.200.0000.00716.85
8.0.190.0040.00416.86
8.0.180.0040.00416.80
8.0.170.0000.00816.80
8.0.160.0050.00216.91
8.0.150.0030.00616.74
8.0.140.0030.00516.78
8.0.130.0060.00313.35
8.0.120.0000.00816.73
8.0.110.0040.00416.91
8.0.100.0000.00816.77
8.0.90.0040.00416.71
8.0.80.0130.00316.83
8.0.70.0050.00316.91
8.0.60.0000.00716.90
8.0.50.0020.00516.74
8.0.30.0070.01517.15
8.0.20.0160.01017.40
8.0.10.0040.00416.86
8.0.00.0130.00816.65
7.4.330.0020.00215.13
7.4.320.0030.00316.62
7.4.300.0030.00316.48
7.4.290.0030.00316.60
7.4.280.0070.00016.49
7.4.270.0030.00316.50
7.4.260.0030.00416.48
7.4.250.0050.00216.57
7.4.240.0030.00516.45
7.4.230.0080.00016.35
7.4.220.0110.00716.43
7.4.210.0000.01416.46
7.4.200.0000.00716.45
7.4.160.0090.00616.54
7.4.150.0100.00717.40
7.4.140.0080.01417.86
7.4.130.0130.00316.61
7.4.120.0090.00816.56
7.4.110.0070.01416.71
7.4.100.0030.01416.59
7.4.90.0030.01416.63
7.4.80.0120.00419.39
7.4.70.0120.00616.53
7.4.60.0170.00916.48
7.4.50.0030.00316.36
7.4.40.0070.01016.57
7.4.30.0060.00916.50
7.4.00.0000.01414.94
7.3.330.0030.00313.17
7.3.320.0000.00513.24
7.3.310.0030.00316.13
7.3.300.0000.00716.28
7.3.290.0100.01016.27
7.3.280.0090.01016.29
7.3.270.0130.00617.40
7.3.260.0030.01316.61
7.3.250.0060.01316.43
7.3.240.0140.01116.50
7.3.230.0090.00716.51
7.3.210.0030.01416.51
7.3.200.0070.01419.39
7.3.190.0100.00716.30
7.3.180.0030.01316.31
7.3.170.0140.00316.52
7.3.160.0070.01016.46
7.3.120.0070.00314.72
7.2.330.0130.00616.31
7.2.320.0100.00716.38
7.2.310.0080.00816.66
7.2.300.0090.00616.58
7.2.290.0080.00916.64
7.2.60.0030.01016.64
7.2.00.0070.01019.28
7.1.200.0000.01315.65
7.1.100.0030.01018.08
7.1.70.0000.00817.04
7.1.60.0070.01819.25
7.1.50.0070.01416.86
7.1.00.0130.06322.41
7.0.200.0040.00416.33
7.0.140.0070.07021.98
7.0.60.0130.04320.00
7.0.50.0070.06717.86
7.0.40.0000.04720.08
7.0.30.0400.08020.30
7.0.20.0270.08020.13
7.0.10.0100.08720.21
7.0.00.0100.08320.19
5.6.280.0070.07020.86
5.6.210.0000.09320.59
5.6.200.0000.04318.09
5.6.190.0100.08320.62
5.6.180.0270.07720.57
5.6.170.0330.07320.54
5.6.160.0030.05720.48
5.6.150.0030.07718.19
5.6.140.0030.04018.22
5.6.130.0100.06318.11
5.6.120.0030.08321.03
5.6.110.0070.08021.13
5.6.100.0070.04020.88
5.6.90.0370.05720.88
5.6.80.0070.07720.56
5.5.350.0300.04320.42
5.5.340.0070.08317.98
5.5.330.0070.08720.21
5.5.320.0130.05720.50
5.5.310.0200.04720.12
5.5.300.0030.08017.96
5.5.290.0070.04717.97
5.5.280.0270.04320.79
5.5.270.0000.05320.76
5.5.260.0100.06020.83
5.5.250.0100.06020.46
5.5.240.0070.07020.04
5.4.450.0270.07719.23
5.4.440.0330.07019.11
5.4.430.0370.04019.09
5.4.420.0470.04019.17
5.4.410.0300.06319.12
5.4.400.0270.04319.09
5.4.390.0230.04019.15
5.4.380.0270.05018.93
5.4.370.0400.05019.09
5.4.360.0300.06719.25
5.4.350.0270.03718.79
5.4.340.0270.07019.09
5.4.320.0200.04319.06
5.4.310.0270.06319.08
5.4.300.0370.06719.07
5.4.290.0330.05718.79
5.4.280.0200.04019.07
5.4.270.0270.07319.24
5.4.260.0300.03719.13
5.4.250.0430.04018.87
5.4.240.0300.06318.78
5.4.230.0330.06019.06
5.4.220.0270.03719.07
5.4.210.0270.03319.08
5.4.200.0200.05319.05
5.4.190.0300.05319.24
5.4.180.0370.06318.89
5.4.170.0330.04319.24
5.4.160.0300.04018.79
5.4.150.0230.03719.11
5.4.140.0300.04316.27
5.4.130.0370.05316.25
5.4.120.0370.06016.26
5.4.110.0330.04316.41
5.4.100.0270.04016.50
5.4.90.0230.03316.43
5.4.80.0300.07016.46
5.4.70.0370.06316.18
5.4.60.0270.04716.49
5.4.50.0330.04316.41
5.4.40.0230.04316.27
5.4.30.0300.07016.27
5.4.20.0370.06316.18
5.4.10.0200.04316.19
5.4.00.0300.06315.73
5.3.290.0330.05014.50
5.3.280.0430.06314.57
5.3.270.0200.05714.54
5.3.260.0300.05714.45
5.3.250.0370.06714.63
5.3.240.0330.07014.46
5.3.230.0330.05014.62
5.3.220.0270.07314.44
5.3.210.0370.03714.51
5.3.200.0270.07314.42
5.3.190.0230.07714.65
5.3.180.0330.06314.61
5.3.170.0300.07014.58
5.3.160.0270.03714.65
5.3.150.0200.04714.51
5.3.140.0300.06014.50
5.3.130.0300.07314.38
5.3.120.0270.06014.50
5.3.110.0400.06014.37
5.3.100.0330.06314.06
5.3.90.0270.05313.88
5.3.80.0270.05013.96
5.3.70.0300.07013.85
5.3.60.0230.04714.03
5.3.50.0270.07013.74
5.3.40.0300.06313.99
5.3.30.0300.03013.70
5.3.20.0300.03313.48
5.3.10.0270.05713.56
5.3.00.0270.04013.51
5.2.170.0230.06012.04
5.2.160.0300.04012.04
5.2.150.0230.03012.04
5.2.140.0400.03012.04
5.2.130.0230.04012.04
5.2.120.0230.06012.04
5.2.110.0200.05012.04
5.2.100.0170.06312.04
5.2.90.0300.04712.04
5.2.80.0330.05012.04
5.2.70.0270.03012.04
5.2.60.0270.04712.04
5.2.50.0300.06012.04
5.2.40.0200.03012.04
5.2.30.0330.04712.04
5.2.20.0230.05312.04
5.2.10.0270.05012.04
5.2.00.0200.03012.04
5.1.60.0170.03312.04
5.1.50.0270.03712.04
5.1.40.0200.05012.04
5.1.30.0200.05312.04
5.1.20.0270.04012.04
5.1.10.0200.05312.04
5.1.00.0200.03312.04
5.0.50.0170.04012.04
5.0.40.0130.02712.04
5.0.30.0100.04312.04
5.0.20.0130.03012.04
5.0.10.0070.04312.04
5.0.00.0100.06012.04
4.4.90.0130.01712.04
4.4.80.0130.03312.04
4.4.70.0130.03312.04
4.4.60.0200.02712.04
4.4.50.0170.03012.04
4.4.40.0100.05312.04
4.4.30.0130.02012.04
4.4.20.0130.03012.04
4.4.10.0100.03712.04
4.4.00.0100.05012.04
4.3.110.0030.02312.04
4.3.100.0100.03312.04
4.3.90.0130.02712.04
4.3.80.0100.03712.04
4.3.70.0130.01312.04
4.3.60.0100.02712.04
4.3.50.0070.02712.04
4.3.40.0130.04012.04
4.3.30.0000.02712.04
4.3.20.0070.02312.04
4.3.10.0030.03712.04
4.3.00.0030.03712.04

preferences:
40.41 ms | 401 KiB | 5 Q