3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = array(0 => '1'); echo isset($result['0']['foo']) ? 'Yes, it is set' : 'No it is not set';

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)
8.3.40.0100.01018.58
8.3.30.0070.00718.61
8.3.20.0050.00318.71
8.3.10.0050.00520.52
8.3.00.0060.00319.38
8.2.170.0070.00722.96
8.2.160.0150.00018.87
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00020.33
8.2.110.0100.00021.18
8.2.100.0090.00318.03
8.2.90.0070.00319.76
8.2.80.0040.00419.39
8.2.70.0080.00017.75
8.2.60.0000.00917.93
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0070.00018.16
8.2.20.0030.00619.54
8.2.10.0050.00217.71
8.2.00.0050.00317.52
8.1.270.0070.00023.99
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0040.00422.48
8.1.230.0000.01220.88
8.1.220.0060.00317.74
8.1.210.0090.00018.96
8.1.200.0060.00317.23
8.1.190.0000.00717.28
8.1.180.0080.00018.10
8.1.170.0000.00818.74
8.1.160.0040.00418.87
8.1.150.0030.00518.51
8.1.140.0070.00017.39
8.1.130.0000.00717.81
8.1.120.0070.00017.30
8.1.110.0000.00817.44
8.1.100.0000.00717.45
8.1.90.0000.00717.44
8.1.80.0000.00817.27
8.1.70.0000.00717.33
8.1.60.0050.00317.52
8.1.50.0000.00717.27
8.1.40.0000.00817.50
8.1.30.0090.00017.57
8.1.20.0040.00417.61
8.1.10.0050.00217.56
8.1.00.0000.00717.50
8.0.300.0040.00419.95
8.0.290.0000.00816.75
8.0.280.0000.00718.43
8.0.270.0000.00717.16
8.0.260.0030.00316.78
8.0.250.0080.00016.95
8.0.240.0030.00316.86
8.0.230.0040.00416.88
8.0.220.0000.00716.76
8.0.210.0050.00216.84
8.0.200.0040.00416.86
8.0.190.0060.00316.76
8.0.180.0030.00516.86
8.0.170.0030.00616.78
8.0.160.0040.00416.81
8.0.150.0000.00816.79
8.0.140.0050.00316.77
8.0.130.0000.00513.25
8.0.120.0040.00416.80
8.0.110.0040.00416.89
8.0.100.0040.00416.87
8.0.90.0000.00716.70
8.0.80.0110.01116.84
8.0.70.0000.00716.78
8.0.60.0030.00516.75
8.0.50.0000.00716.82
8.0.30.0100.00717.26
8.0.20.0080.01017.31
8.0.10.0040.00416.98
8.0.00.0070.01116.68
7.4.330.0000.00512.86
7.4.320.0050.00216.34
7.4.300.0030.00316.38
7.4.290.0030.00316.30
7.4.280.0040.00416.43
7.4.270.0000.00716.48
7.4.260.0050.00313.24
7.4.250.0060.00316.54
7.4.240.0020.00516.46
7.4.230.0000.00716.32
7.4.220.0040.01416.60
7.4.210.0030.01116.61
7.4.200.0040.00416.27
7.4.190.0030.00316.25
7.4.160.0080.01116.47
7.4.150.0090.00916.54
7.4.140.0090.01516.30
7.4.130.0100.00616.31
7.4.120.0070.01016.33
7.4.110.0070.01016.24
7.4.100.0050.01116.59
7.4.90.0120.00616.40
7.4.80.0130.01019.39
7.4.70.0040.01416.36
7.4.60.0060.00916.60
7.4.50.0000.00516.25
7.4.40.0040.01116.42
7.4.30.0040.01216.61
7.4.00.0100.00714.93
7.3.330.0060.00013.02
7.3.320.0020.00213.14
7.3.310.0070.00016.25
7.3.300.0040.00416.27
7.3.290.0080.00916.23
7.3.280.0090.00616.23
7.3.270.0160.00016.54
7.3.260.0080.01216.22
7.3.250.0120.00616.37
7.3.240.0030.01316.35
7.3.230.0100.00716.65
7.3.210.0130.00316.28
7.3.200.0080.00816.21
7.3.190.0030.01416.28
7.3.180.0070.01016.40
7.3.170.0120.00416.45
7.3.160.0080.00816.49
7.3.120.0070.00714.78
7.2.330.0060.01016.61
7.2.320.0070.01016.66
7.2.310.0120.00616.27
7.2.300.0120.00616.20
7.2.290.0070.01116.56
7.2.00.0060.01019.09
7.1.100.0080.00318.00
7.1.70.0040.00717.06
7.1.60.0060.01919.17
7.1.50.0060.01516.70
7.1.00.0070.06022.43
7.0.200.0170.01014.80
7.0.140.0000.07722.11
7.0.120.0070.06721.95
7.0.60.0070.09019.91
7.0.50.0100.04717.81
7.0.40.0130.08019.98
7.0.30.0300.07020.30
7.0.20.0330.07320.13
7.0.10.0070.06020.00
7.0.00.0170.06020.16
5.6.280.0100.07021.06
5.6.210.0130.04320.71
5.6.200.0130.07718.21
5.6.190.0030.04320.60
5.6.180.0200.04720.41
5.6.170.0200.07320.47
5.6.160.0130.08020.54
5.6.150.0030.08018.19
5.6.140.0030.07018.16
5.6.130.0030.07718.22
5.6.120.0100.08021.14
5.6.110.0100.05320.95
5.6.100.0070.08320.96
5.6.90.0070.07021.13
5.6.80.0030.03720.47
5.6.70.2370.04020.36
5.5.350.0070.08320.48
5.5.340.0030.04717.98
5.5.330.0200.07720.46
5.5.320.0030.05320.50
5.5.310.0200.05020.29
5.5.300.0100.06717.88
5.5.290.0030.07017.97
5.5.280.0030.07720.68
5.5.270.0070.05320.79
5.5.260.0130.07720.64
5.5.250.0100.07720.57
5.5.240.0200.07720.26
5.4.450.0130.04019.38
5.4.440.0170.03319.25
5.4.430.0100.04019.24
5.4.420.0100.05319.54
5.4.410.0130.04019.08
5.4.400.0130.04018.92
5.4.390.0230.02719.13
5.4.380.0200.03018.94
5.4.370.0200.05019.13
5.4.360.0130.07319.08
5.4.350.0270.07318.93
5.4.340.0330.06019.22
5.4.320.0130.04718.81
5.4.310.0270.03318.81
5.4.300.0370.04319.09
5.4.290.0200.05319.15
5.4.280.0400.05719.09
5.4.270.0300.07019.13
5.4.260.0230.07018.92
5.4.250.0270.06718.80
5.4.240.0230.04319.24
5.4.230.0330.06019.23
5.4.220.0200.04019.08
5.4.210.0370.04319.09
5.4.200.0270.06719.07
5.4.190.0270.07019.13
5.4.180.0230.05318.78
5.4.170.0200.06719.09
5.4.160.0130.08019.06
5.4.150.0270.07319.07
5.4.140.0270.05316.57
5.4.130.0070.05016.28
5.4.120.0170.07016.43
5.4.110.0270.04716.49
5.4.100.0200.07316.41
5.4.90.0300.05716.23
5.4.80.0300.04316.20
5.4.70.0200.04716.39
5.4.60.0230.03716.40
5.4.50.0300.05316.43
5.4.40.0270.06716.36
5.4.30.0200.07316.40
5.4.20.0270.06316.18
5.4.10.0270.03716.36
5.4.00.0130.06315.90
5.3.290.0230.06314.54
5.3.280.0300.06714.68
5.3.270.0330.08314.45
5.3.260.0200.05314.45
5.3.250.0130.05014.45
5.3.240.0300.06314.65
5.3.230.0300.06714.64
5.3.220.0200.05014.50
5.3.210.0230.05314.65
5.3.200.0270.05014.47
5.3.190.0270.07314.54
5.3.180.0230.06714.51
5.3.170.0230.07014.51
5.3.160.0270.06714.61
5.3.150.0330.06314.43
5.3.140.0270.05314.40
5.3.130.0200.07314.63
5.3.120.0330.07714.39
5.3.110.0370.03714.52
5.3.100.0170.05013.98
5.3.90.0200.07314.00
5.3.80.0170.06014.06
5.3.70.0270.04713.79
5.3.60.0270.05313.95
5.3.50.0300.06313.90
5.3.40.0300.05713.90
5.3.30.0270.04713.84
5.3.20.0170.07313.62
5.3.10.0300.05313.60
5.3.00.0300.05713.54
5.2.170.0170.06012.13
5.2.160.0170.06312.13
5.2.150.0170.04312.13
5.2.140.0330.06012.13
5.2.130.0200.03012.13
5.2.120.0230.05312.13
5.2.110.0170.05312.13
5.2.100.0230.05012.13
5.2.90.0200.04712.13
5.2.80.0170.06312.13
5.2.70.0130.05012.13
5.2.60.0100.05712.13
5.2.50.0170.04312.13
5.2.40.0130.03012.13
5.2.30.0130.05312.13
5.2.20.0200.05312.13
5.2.10.0200.05312.13
5.2.00.0200.02312.13
5.1.60.0130.05312.13
5.1.50.0230.03712.13
5.1.40.0170.04712.13
5.1.30.0200.04312.13
5.1.20.0270.04312.13
5.1.10.0130.05312.13
5.1.00.0070.04012.13
5.0.50.0100.03012.13
5.0.40.0030.04712.13
5.0.30.0070.06312.13
5.0.20.0130.04312.13
5.0.10.0070.03712.13
5.0.00.0130.06012.13
4.4.90.0130.03012.13
4.4.80.0130.01712.13
4.4.70.0070.03312.13
4.4.60.0100.03712.13
4.4.50.0070.02012.13
4.4.40.0270.03712.13
4.4.30.0100.03312.13
4.4.20.0030.03312.13
4.4.10.0000.03312.13
4.4.00.0030.05712.13
4.3.110.0100.03312.13
4.3.100.0030.03712.13
4.3.90.0130.02312.13
4.3.80.0170.04012.13
4.3.70.0100.03012.13
4.3.60.0130.02712.13
4.3.50.0030.03712.13
4.3.40.0100.03012.13
4.3.30.0070.02012.13
4.3.20.0070.02712.13
4.3.10.0030.02012.13
4.3.00.0030.02712.13

preferences:
37.28 ms | 400 KiB | 5 Q