3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(1, 2, 3, 4, 5); unset($x[3]); print_r($x);

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)
8.3.60.0090.00618.43
8.3.50.0080.00822.87
8.3.40.0040.01118.54
8.3.30.0070.00719.04
8.3.20.0040.00420.25
8.3.10.0040.00423.53
8.3.00.0060.00319.26
8.2.180.0130.01016.50
8.2.170.0140.00722.96
8.2.160.0130.00920.21
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0110.00326.16
8.2.120.0040.00720.97
8.2.110.0100.00021.96
8.2.100.0040.00817.86
8.2.90.0060.00319.13
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0000.00817.80
8.2.50.0000.00818.07
8.2.40.0090.00018.17
8.2.30.0040.00417.93
8.2.20.0080.00017.70
8.2.10.0080.00017.86
8.2.00.0000.00717.62
8.1.280.0100.01025.92
8.1.270.0040.00423.69
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0080.00021.92
8.1.230.0040.00719.09
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0040.00417.22
8.1.180.0000.00718.10
8.1.170.0000.00818.52
8.1.160.0040.00421.81
8.1.150.0040.00418.69
8.1.140.0070.00017.42
8.1.130.0030.00317.68
8.1.120.0050.00217.38
8.1.110.0070.00017.43
8.1.100.0030.00317.28
8.1.90.0070.00017.29
8.1.80.0050.00217.42
8.1.70.0030.00317.24
8.1.60.0000.00817.50
8.1.50.0040.00417.37
8.1.40.0030.00617.46
8.1.30.0000.00817.43
8.1.20.0040.00417.46
8.1.10.0040.00417.43
8.1.00.0050.00317.43
8.0.300.0000.00818.77
8.0.290.0050.00316.63
8.0.280.0000.00718.37
8.0.270.0070.00017.14
8.0.260.0030.00317.12
8.0.250.0000.00716.73
8.0.240.0030.00616.87
8.0.230.0070.00016.82
8.0.220.0050.00216.88
8.0.210.0030.00316.83
8.0.200.0060.00016.77
8.0.190.0000.00716.73
8.0.180.0070.00016.74
8.0.170.0040.00416.76
8.0.160.0070.00016.91
8.0.150.0040.00416.70
8.0.140.0000.00716.72
8.0.130.0000.00513.29
8.0.120.0040.00416.80
8.0.110.0030.00516.83
8.0.100.0070.00016.73
8.0.90.0000.00916.77
8.0.80.0060.00916.88
8.0.70.0000.00716.68
8.0.60.0020.00516.88
8.0.50.0080.00016.86
8.0.30.0180.00517.04
8.0.20.0160.00317.40
8.0.10.0050.00216.81
8.0.00.0100.00716.66
7.4.330.0050.00015.05
7.4.320.0030.00316.56
7.4.300.0060.00016.49
7.4.290.0060.00016.57
7.4.280.0000.00716.63
7.4.270.0030.00316.64
7.4.260.0070.00416.47
7.4.250.0050.00316.39
7.4.240.0030.00416.52
7.4.230.0040.00416.70
7.4.220.0130.00616.60
7.4.210.0080.00616.63
7.4.200.0030.00316.24
7.4.160.0080.00816.35
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0080.00816.47
7.4.120.0070.01016.38
7.4.110.0160.00016.39
7.4.100.0060.01216.46
7.4.90.0080.01616.31
7.4.80.0190.00619.39
7.4.70.0120.00616.42
7.4.60.0060.01016.31
7.4.50.0000.00916.22
7.4.40.0100.00616.52
7.4.30.0110.01116.55
7.4.00.0030.01414.85
7.3.330.0000.00613.09
7.3.320.0030.00312.98
7.3.310.0000.00616.04
7.3.300.0000.00716.24
7.3.290.0070.00716.18
7.3.280.0110.00616.25
7.3.270.0070.01117.40
7.3.260.0090.01016.21
7.3.250.0140.00616.27
7.3.240.0070.01016.46
7.3.230.0100.00616.39
7.3.210.0110.01116.42
7.3.200.0130.01019.39
7.3.190.0130.00316.31
7.3.180.0040.01116.34
7.3.170.0090.00916.27
7.3.160.0100.00616.30
7.3.120.0140.00414.36
7.3.110.0030.01414.56
7.3.100.0070.00714.93
7.3.90.0060.00614.51
7.3.80.0110.00314.61
7.3.70.0040.00814.43
7.3.60.0030.01314.69
7.3.50.0030.01314.56
7.3.40.0100.00314.67
7.3.30.0040.00714.57
7.3.20.0070.00716.27
7.3.10.0120.00316.23
7.3.00.0070.00716.32
7.2.330.0130.01316.59
7.2.320.0120.00416.41
7.2.310.0070.01016.23
7.2.300.0040.01216.33
7.2.290.0030.01316.52
7.2.250.0080.00814.34
7.2.240.0090.00914.77
7.2.230.0030.00614.94
7.2.220.0100.00314.93
7.2.210.0030.01214.83
7.2.200.0120.00014.90
7.2.190.0000.01315.02
7.2.180.0040.01414.86
7.2.170.0070.00714.70
7.2.60.0100.00716.63
7.2.00.0070.00718.88
7.1.330.0030.01015.99
7.1.320.0090.00315.68
7.1.310.0070.00315.85
7.1.300.0100.00615.84
7.1.290.0080.00615.56
7.1.280.0030.01015.83
7.1.270.0040.01215.79
7.1.260.0060.00915.80
7.1.200.0040.00815.61
7.1.100.0050.00517.91
7.1.70.0000.00917.00
7.1.60.0060.01619.46
7.1.50.0040.01816.89
7.1.00.0030.07322.31
7.0.200.0030.00716.41
7.0.140.0070.06322.15
7.0.60.0000.09720.03
7.0.50.0170.07017.87
7.0.40.0030.08720.13
7.0.30.0370.07320.06
7.0.20.0230.03320.12
7.0.10.0070.06020.08
7.0.00.0030.04720.22
5.6.280.0000.07721.11
5.6.210.0070.08020.74
5.6.200.0100.07018.12
5.6.190.0070.09020.47
5.6.180.4030.04020.55
5.6.170.0300.04720.55
5.6.160.0130.06320.47
5.6.150.0130.07718.15
5.6.140.0100.05318.23
5.6.130.0100.08318.16
5.6.120.0030.04320.75
5.6.110.0130.07320.88
5.6.100.0070.06721.09
5.6.90.0130.08020.96
5.6.80.0100.04720.47
5.5.350.0230.07020.29
5.5.340.0100.07717.97
5.5.330.0000.06020.31
5.5.320.0370.06320.37
5.5.310.0230.03320.41
5.5.300.0130.07317.95
5.5.290.0100.07717.93
5.5.280.0030.04720.68
5.5.270.0130.07720.63
5.5.260.0100.06020.89
5.5.250.0000.07320.58
5.5.240.0230.07020.34
5.4.450.0330.04019.27
5.4.440.0170.03719.56
5.4.430.0230.04319.52
5.4.420.0270.04319.30
5.4.410.0230.04019.14
5.4.400.0170.03719.23
5.4.390.0100.03019.24
5.4.380.0230.06018.78
5.4.370.0330.05718.46
5.4.360.0500.07318.61
5.4.350.0330.05718.46
5.4.340.0230.05318.78
5.4.320.0070.03612.48
5.4.310.0050.03912.48
5.4.300.0060.03812.48
5.4.290.0080.04312.48
5.4.280.0060.04412.37
5.4.270.0050.03612.37
5.4.260.0070.04012.38
5.4.250.0100.04712.37
5.4.240.0110.04912.37
5.4.230.0100.05212.36
5.4.220.0110.04912.36
5.4.210.0080.03512.37
5.4.200.0080.04712.37
5.4.190.0060.04312.36
5.4.180.0050.04112.36
5.4.170.0040.03712.38
5.4.160.0060.03712.37
5.4.150.0040.03712.37
5.4.140.0060.03612.05
5.4.130.0040.03712.04
5.4.120.0040.03712.00
5.4.110.0040.03611.99
5.4.100.0020.03811.99
5.4.90.0080.03511.99
5.4.80.0050.03811.99
5.4.70.0060.03411.99
5.4.60.0080.03211.99
5.4.50.0060.03411.98
5.4.40.0060.03311.97
5.4.30.0050.03611.97
5.4.20.0050.03711.97
5.4.10.0070.03611.98
5.4.00.0050.04111.46
5.3.290.0060.04012.80
5.3.280.0070.03812.71
5.3.270.0070.03712.73
5.3.260.0080.03712.72
5.3.250.0050.03712.72
5.3.240.0040.03912.72
5.3.230.0100.03312.70
5.3.220.0080.03512.68
5.3.210.0080.03712.68
5.3.200.0060.03612.68
5.3.190.0120.03112.68
5.3.180.0100.03212.67
5.3.170.0080.03912.67
5.3.160.0090.04112.67
5.3.150.0070.03612.68
5.3.140.0130.02912.66
5.3.130.0090.03612.66
5.3.120.0100.03412.66
5.3.110.0080.03612.66
5.3.100.0080.03412.12
5.3.90.0070.03312.09
5.3.80.0060.03612.08
5.3.70.0050.03612.08
5.3.60.0100.03312.06
5.3.50.0050.03712.01
5.3.40.0080.03412.01
5.3.30.0070.03311.97
5.3.20.0050.03511.75
5.3.10.0040.03511.71
5.3.00.0050.03611.70
5.2.170.0070.0349.20
5.2.160.0030.0319.21
5.2.150.0070.0279.20
5.2.140.0050.0309.20
5.2.130.0050.0289.16
5.2.120.0030.0299.16
5.2.110.0060.0279.17
5.2.100.0030.0309.16
5.2.90.0040.0299.16
5.2.80.0040.0319.16
5.2.70.0040.0319.16
5.2.60.0020.0339.11
5.2.50.0040.0359.08
5.2.40.0050.0289.05
5.2.30.0050.0299.03
5.2.20.0040.0289.02
5.2.10.0100.0228.93
5.2.00.0080.0258.79
5.1.60.0050.0228.08
5.1.50.0050.0238.07
5.1.40.0040.0248.05
5.1.30.0030.0268.40
5.1.20.0060.0318.43
5.1.10.0070.0248.15
5.1.00.0070.0228.15
5.0.50.0030.0206.63
5.0.40.0030.0196.48
5.0.30.0010.0336.30
5.0.20.0040.0196.27
5.0.10.0040.0196.24
5.0.00.0030.0306.24
4.4.90.0020.0164.78
4.4.80.0030.0144.75
4.4.70.0030.0154.76
4.4.60.0010.0174.75
4.4.50.0030.0144.77
4.4.40.0030.0244.71
4.4.30.0060.0114.76
4.4.20.0050.0134.85
4.4.10.0010.0174.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0010.0184.64
4.3.80.0040.0234.59
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0050.0174.62
4.3.40.0020.0244.54
4.3.30.0020.0163.29
4.3.20.0040.0143.27
4.3.10.0000.0183.22
4.3.00.0000.01718.41

preferences:
55.09 ms | 401 KiB | 5 Q