3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r( ['a', 'b', 'c', 'd'] + (array) [null, null, null, 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)
8.3.60.0170.00318.30
8.3.50.0100.00921.91
8.3.40.0140.00318.77
8.3.30.0040.01119.05
8.3.20.0100.00720.27
8.3.10.0040.00423.38
8.3.00.0060.00319.34
8.2.180.0180.00416.38
8.2.170.0040.01122.96
8.2.160.0130.00020.43
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00826.16
8.2.120.0080.00020.86
8.2.110.0030.00622.17
8.2.100.0060.00617.78
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0030.00517.38
8.2.60.0000.00717.80
8.2.50.0030.00518.07
8.2.40.0030.00619.41
8.2.30.0040.00418.11
8.2.20.0000.00817.69
8.2.10.0040.00417.92
8.2.00.0030.00617.58
8.1.280.0040.01125.92
8.1.270.0050.00323.80
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0060.00318.79
8.1.230.0090.00319.00
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.11
8.1.180.0040.00418.10
8.1.170.0000.00818.66
8.1.160.0000.00721.87
8.1.150.0050.00218.41
8.1.140.0070.00017.18
8.1.130.0000.00717.66
8.1.120.0000.00717.23
8.1.110.0000.00717.19
8.1.100.0000.00717.34
8.1.90.0030.00517.17
8.1.80.0000.00817.31
8.1.70.0030.00317.31
8.1.60.0040.00417.44
8.1.50.0000.00817.28
8.1.40.0000.00817.38
8.1.30.0050.00317.46
8.1.20.0040.00417.50
8.1.10.0070.00017.35
8.1.00.0030.00617.20
8.0.300.0040.00418.93
8.0.290.0000.01116.63
8.0.280.0000.00818.22
8.0.270.0030.00317.16
8.0.260.0070.00017.02
8.0.250.0000.00716.86
8.0.240.0000.00716.77
8.0.230.0050.00216.89
8.0.220.0030.00316.84
8.0.210.0000.00716.81
8.0.200.0000.00716.91
8.0.190.0030.00416.86
8.0.180.0000.00816.76
8.0.170.0060.00316.73
8.0.160.0050.00216.81
8.0.150.0030.00316.75
8.0.140.0040.00416.83
8.0.130.0000.00513.23
8.0.120.0080.00016.76
8.0.110.0080.00016.68
8.0.100.0000.00716.84
8.0.90.0070.00016.69
8.0.80.0150.00616.76
8.0.70.0000.00816.86
8.0.60.0000.00716.83
8.0.50.0040.00416.77
8.0.30.0130.01016.89
8.0.20.0080.01017.40
8.0.10.0070.00016.80
8.0.00.0100.00716.52
7.4.330.0050.00015.00
7.4.320.0030.00316.48
7.4.300.0040.00416.21
7.4.290.0070.00016.21
7.4.280.0070.00016.20
7.4.270.0000.00716.44
7.4.260.0080.00316.45
7.4.250.0020.00516.32
7.4.240.0060.00216.49
7.4.230.0000.00716.20
7.4.220.0090.01016.31
7.4.210.0000.01416.48
7.4.200.0000.00716.54
7.4.160.0150.00316.36
7.4.150.0140.00517.40
7.4.140.0080.01117.86
7.4.130.0110.00416.29
7.4.120.0110.00616.39
7.4.110.0090.00616.24
7.4.100.0070.01016.25
7.4.90.0130.00716.40
7.4.80.0150.00319.39
7.4.70.0130.00416.32
7.4.60.0110.00716.42
7.4.50.0030.00316.20
7.4.40.0040.01316.35
7.4.30.0030.01316.18
7.4.00.0000.01415.00
7.3.330.0060.00013.00
7.3.320.0000.00613.13
7.3.310.0030.00316.29
7.3.300.0030.00316.02
7.3.290.0030.01016.24
7.3.280.0060.01316.14
7.3.270.0280.03917.40
7.3.260.0070.01116.18
7.3.250.0090.00816.38
7.3.240.0030.01316.38
7.3.230.0070.01016.39
7.3.210.0120.00616.40
7.3.200.0090.01319.39
7.3.190.0150.00816.31
7.3.180.0150.00016.42
7.3.170.0040.01216.27
7.3.160.0070.01316.40
7.3.120.0100.00314.72
7.2.330.0090.00916.65
7.2.320.0130.00416.30
7.2.310.0110.00616.55
7.2.300.0060.01016.42
7.2.290.0060.01016.52
7.2.00.0030.00819.35
7.1.100.0040.00417.89
7.1.70.0000.00816.71
7.1.60.0120.01219.70
7.1.50.0040.01516.68
7.1.00.0030.07722.40
7.0.200.0000.00716.45
7.0.140.0000.07722.07
7.0.110.0070.08319.90
7.0.100.0030.07319.96
7.0.90.0030.06720.03
7.0.80.0030.05319.92
7.0.70.0000.05719.91
7.0.60.0100.07720.02
7.0.50.0030.08320.25
7.0.40.0070.08320.04
7.0.30.0130.07320.09
7.0.20.0070.07720.15
7.0.10.0130.07720.02
7.0.00.0000.06319.95
5.6.280.0030.07020.92
5.6.260.0030.08320.60
5.6.250.0030.08720.67
5.6.240.0030.08020.72
5.6.230.0130.07320.47
5.6.220.0070.08020.69
5.6.210.0100.05020.63
5.6.200.0170.07721.14
5.6.190.0000.09021.22
5.6.180.0100.06720.93
5.6.170.0170.07321.24
5.6.160.0100.08021.13
5.6.150.0200.05720.95
5.6.140.0070.07720.92
5.6.130.0100.08720.92
5.6.120.0070.08020.97
5.6.110.0030.07721.17
5.6.100.0030.08321.13
5.6.90.0070.07721.11
5.6.80.0100.08020.58
5.6.70.0070.08320.51
5.6.60.0130.04720.50
5.6.50.0030.04020.32
5.6.40.0070.06320.38
5.6.30.0030.04020.29
5.6.20.0000.05720.61
5.6.10.0000.04320.43
5.6.00.0030.04020.36
5.5.380.0130.08020.45
5.5.370.0100.04020.28
5.5.360.0070.08320.45
5.5.350.0230.05020.46
5.5.340.0070.08720.77
5.5.330.0070.08320.89
5.5.320.0100.08020.80
5.5.310.0100.04320.93
5.5.300.0030.08320.89
5.5.290.0070.08020.89
5.5.280.0000.04320.91
5.5.270.0070.08720.97
5.5.260.0000.08320.88
5.5.250.0070.07320.75
5.5.240.0100.07020.38
5.5.230.0100.06320.07
5.5.220.0130.04020.38
5.5.210.0030.04020.24
5.5.200.0030.04320.30
5.5.190.0000.04320.33
5.5.180.0070.03720.24
5.5.160.0030.03720.21
5.5.150.0130.02720.32
5.5.140.0070.07720.14
5.5.130.0070.03720.12
5.5.120.0070.03320.21
5.5.110.0030.04020.35
5.5.100.0070.05720.00
5.5.90.0030.03720.18
5.5.80.0030.03719.98
5.5.70.0070.03320.13
5.5.60.0030.03720.18
5.5.50.0070.04020.21
5.5.40.0100.03320.23
5.5.30.0030.03720.16
5.5.20.0030.04320.20
5.5.10.0070.05320.00
5.5.00.0070.03720.23
5.4.450.0130.07019.52
5.4.440.0000.04319.33
5.4.430.0170.07019.63
5.4.420.0030.07319.49
5.4.410.0030.07319.21
5.4.400.0100.07719.14
5.4.390.0100.07019.18
5.4.380.0000.04319.18
5.4.370.0100.03019.00
5.4.360.0030.04719.34
5.4.350.0030.04318.98
5.4.340.0030.03719.03
5.4.320.0000.04019.18
5.4.310.0030.04018.98
5.4.300.0070.06719.18
5.4.290.0000.04018.95
5.4.280.0030.03719.00
5.4.270.0070.03719.16
5.4.260.0070.03319.15
5.4.250.0100.03318.93
5.4.240.0000.04018.98
5.4.230.0030.07019.23
5.4.220.0000.04019.18
5.4.210.0030.03718.94
5.4.200.0000.05018.99
5.4.190.0030.06019.17
5.4.180.0030.03719.22
5.4.170.0030.04019.30
5.4.160.0030.03718.98
5.4.150.0030.03718.96
5.4.140.0030.05016.51
5.4.130.0000.03716.28
5.4.120.0100.03316.46
5.4.110.0100.05316.41
5.4.100.0000.03716.36
5.4.90.0070.04316.66
5.4.80.0000.05316.64
5.4.70.0000.03716.53
5.4.60.0000.03716.38
5.4.50.0070.06716.54
5.4.40.0030.03316.43
5.4.30.0070.04316.62
5.4.20.0030.03316.33
5.4.10.0030.03716.53
5.4.00.0100.06015.77
5.3.290.0000.04014.57
5.3.280.0030.03714.70
5.3.270.0100.04014.57
5.3.260.0000.04314.47
5.3.250.0030.03714.62
5.3.240.0070.03314.48
5.3.230.0070.03314.66
5.3.220.0030.04014.52
5.3.210.0070.03314.48
5.3.200.0030.07714.45
5.3.190.0070.04714.51
5.3.180.0030.03714.64
5.3.170.0000.04014.41
5.3.160.0000.04014.51
5.3.150.0030.03714.52
5.3.140.0030.03714.59
5.3.130.0070.03314.48
5.3.120.0000.04014.43
5.3.110.0000.04314.45
5.3.100.0030.07013.91
5.3.90.0070.03313.97
5.3.80.0070.07313.94
5.3.70.0070.06714.03
5.3.60.0000.03713.92
5.3.50.0070.07313.82
5.3.40.0100.07013.96
5.3.30.0100.06713.69
5.3.20.0030.07713.53
5.3.10.0070.07013.72
5.3.00.0070.07713.66
5.2.170.0130.05312.04
5.2.160.0030.06012.04
5.2.150.0070.05712.04
5.2.140.0100.05712.04
5.2.130.0070.05712.04
5.2.120.0100.04312.04
5.2.110.0030.03312.04
5.2.100.0100.05312.04
5.2.90.0100.04712.04
5.2.80.0030.07012.04
5.2.70.0030.03312.04
5.2.60.0000.04012.04
5.2.50.0030.03312.04
5.2.40.0030.06312.04
5.2.30.0070.05312.04
5.2.20.0030.06312.04
5.2.10.0100.05312.04
5.2.00.0070.04312.04
5.1.60.0070.05312.04
5.1.50.0130.02312.04
5.1.40.0100.04012.04
5.1.30.0030.04312.04
5.1.20.0100.05712.04
5.1.10.0070.04312.04
5.1.00.0030.05712.04
5.0.50.0000.03712.04
5.0.40.0070.02312.04
5.0.30.0070.03312.04
5.0.20.0030.04712.04
5.0.10.0000.03312.04
5.0.00.0000.06712.04
4.4.90.0000.02012.04
4.4.80.0000.03712.04
4.4.70.0070.03312.04
4.4.60.0030.03712.04
4.4.50.0070.03012.04
4.4.40.0000.03712.04
4.4.30.0030.01712.04
4.4.20.0000.04012.04
4.4.10.0030.03312.04
4.4.00.0030.05312.04
4.3.110.0030.03312.04
4.3.100.0030.02312.04
4.3.90.0000.03312.04
4.3.80.0000.04012.04
4.3.70.0130.02312.04
4.3.60.0000.03312.04
4.3.50.0030.03312.04
4.3.40.0000.05312.04
4.3.30.0000.03012.04
4.3.20.0000.03712.04
4.3.10.0070.03012.04
4.3.00.0000.03712.04

preferences:
45.97 ms | 401 KiB | 5 Q