3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(1, 2, 3, 4, 5); unset($x[2]); 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)
8.3.60.0100.01016.50
8.3.50.0080.01222.85
8.3.40.0090.00618.75
8.3.30.0110.00319.15
8.3.20.0030.00520.21
8.3.10.0000.00923.44
8.3.00.0040.00419.26
8.2.180.0070.00725.92
8.2.170.0180.00422.96
8.2.160.0070.00720.25
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00321.09
8.2.110.0070.00320.35
8.2.100.0070.00418.09
8.2.90.0050.00319.22
8.2.80.0000.00817.97
8.2.70.0000.00817.38
8.2.60.0090.00018.03
8.2.50.0040.00718.07
8.2.40.0060.00320.01
8.2.30.0030.00518.12
8.2.20.0050.00217.63
8.2.10.0000.00717.98
8.2.00.0070.00017.59
8.1.280.0100.00325.92
8.1.270.0040.00424.66
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0060.00323.86
8.1.230.0110.00019.07
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.23
8.1.190.0060.00317.23
8.1.180.0050.00318.10
8.1.170.0080.00018.52
8.1.160.0040.00421.90
8.1.150.0060.00318.85
8.1.140.0000.00717.25
8.1.130.0050.00317.81
8.1.120.0000.00717.40
8.1.110.0040.00417.40
8.1.100.0050.00217.27
8.1.90.0040.00317.42
8.1.80.0030.00617.27
8.1.70.0030.00317.39
8.1.60.0040.00417.48
8.1.50.0000.00817.33
8.1.40.0040.00717.48
8.1.30.0040.00417.55
8.1.20.0000.00817.45
8.1.10.0040.00417.36
8.1.00.0090.00017.32
8.0.300.0060.00318.77
8.0.290.0040.00416.63
8.0.280.0030.00318.38
8.0.270.0070.00017.09
8.0.260.0000.00617.22
8.0.250.0030.00316.75
8.0.240.0000.00716.79
8.0.230.0000.00716.76
8.0.220.0030.00316.84
8.0.210.0080.00016.82
8.0.200.0060.00016.79
8.0.190.0070.00016.74
8.0.180.0070.00016.74
8.0.170.0030.00616.90
8.0.160.0070.00016.70
8.0.150.0000.00816.81
8.0.140.0040.00416.61
8.0.130.0060.00313.22
8.0.120.0040.00416.69
8.0.110.0050.00316.73
8.0.100.0040.00416.69
8.0.90.0040.00416.85
8.0.80.0060.00916.78
8.0.70.0080.00016.68
8.0.60.0000.00716.72
8.0.50.0000.00816.90
8.0.30.0080.01116.71
8.0.20.0100.00917.40
8.0.10.0000.00717.00
8.0.00.0130.00316.73
7.4.330.0020.00215.13
7.4.320.0000.00716.55
7.4.300.0000.00716.64
7.4.290.0030.00316.58
7.4.280.0040.00416.48
7.4.270.0030.00316.48
7.4.260.0000.00816.40
7.4.250.0040.00416.49
7.4.240.0040.00416.48
7.4.230.0040.00416.59
7.4.220.0000.01716.68
7.4.210.0130.00616.59
7.4.200.0030.00316.24
7.4.160.0110.00516.52
7.4.150.0130.00617.40
7.4.140.0050.01217.86
7.4.130.0120.00616.51
7.4.120.0090.00816.48
7.4.110.0040.01816.47
7.4.100.0100.01116.33
7.4.90.0170.00716.33
7.4.80.0060.01219.39
7.4.70.0090.00916.18
7.4.60.0070.01116.40
7.4.50.0040.00016.47
7.4.40.0070.01016.57
7.4.30.0100.00516.39
7.4.00.0050.01215.09
7.3.330.0040.00313.12
7.3.320.0030.00313.03
7.3.310.0000.00716.26
7.3.300.0030.00316.23
7.3.290.0060.00916.25
7.3.280.0080.00716.17
7.3.270.0070.01117.40
7.3.260.0220.00016.22
7.3.250.0110.00616.31
7.3.240.0100.00716.21
7.3.230.0120.00416.39
7.3.210.0100.00716.13
7.3.200.0000.01616.36
7.3.190.0120.00316.24
7.3.180.0120.00316.29
7.3.170.0120.00316.30
7.3.160.0080.00916.23
7.3.120.0120.00614.89
7.3.110.0040.01214.61
7.3.100.0070.00714.69
7.3.90.0050.00514.29
7.3.80.0050.00514.62
7.3.70.0110.00414.39
7.3.60.0000.01114.67
7.3.50.0060.00614.56
7.3.40.0070.00714.84
7.3.30.0000.01414.31
7.3.20.0080.00416.61
7.3.10.0100.00716.40
7.3.00.0090.00616.43
7.2.330.0100.01016.48
7.2.320.0110.00616.09
7.2.310.0100.00716.13
7.2.300.0080.01116.14
7.2.290.0140.00316.29
7.2.250.0130.00315.03
7.2.240.0060.01314.51
7.2.230.0060.00614.64
7.2.220.0030.01014.82
7.2.210.0030.00914.48
7.2.200.0140.00414.83
7.2.190.0060.00614.67
7.2.180.0070.00714.89
7.2.170.0110.00414.78
7.2.60.0070.00316.79
7.1.330.0090.00615.71
7.1.320.0070.00715.63
7.1.310.0090.00315.79
7.1.300.0030.00915.76
7.1.290.0070.00715.77
7.1.280.0000.00815.57
7.1.270.0060.00615.77
7.1.260.0000.01315.77
7.1.200.0070.00715.82
7.1.100.0030.00718.26
7.1.70.0040.01117.28
7.1.60.0130.00919.46
7.1.50.0140.00716.86
7.1.00.0070.07322.31
7.0.200.0000.00716.63
7.0.140.0000.07722.15
7.0.60.0100.08320.00
7.0.50.0000.08717.86
7.0.40.0030.06320.04
7.0.30.0530.07020.20
7.0.20.0230.05020.23
7.0.10.0000.05320.23
7.0.00.0030.09320.12
5.6.280.0030.07321.11
5.6.210.0000.08720.49
5.6.200.0070.05318.15
5.6.190.0030.05320.64
5.6.180.0270.04320.55
5.6.170.0330.08720.71
5.6.160.0170.06320.55
5.6.150.0000.04318.19
5.6.140.0070.07718.28
5.6.130.0100.08318.16
5.6.120.0070.04320.87
5.6.110.0130.08020.95
5.6.100.0030.04320.97
5.6.90.0100.08320.97
5.6.80.0130.07720.37
5.5.350.0370.06320.48
5.5.340.0030.08317.97
5.5.330.0130.07720.27
5.5.320.0100.06020.32
5.5.310.0270.07720.27
5.5.300.0000.07017.98
5.5.290.0130.07718.07
5.5.280.0130.08720.76
5.5.270.0030.06720.72
5.5.260.0070.08320.75
5.5.250.0130.03020.66
5.5.240.0130.07720.27
5.4.450.0330.03719.49
5.4.440.0200.06019.27
5.4.430.0430.04319.38
5.4.420.1270.05319.54
5.4.410.0670.03319.26
5.4.400.1270.04319.16
5.4.390.0400.04719.24
5.4.380.0500.04718.59
5.4.370.0300.05018.78
5.4.360.0230.06018.72
5.4.350.0270.06718.55
5.4.340.0470.05018.79
5.4.320.0050.03712.48
5.4.310.0050.03812.47
5.4.300.0040.04012.48
5.4.290.0050.03812.47
5.4.280.0030.03712.37
5.4.270.0060.03512.38
5.4.260.0040.03912.38
5.4.250.0110.04912.38
5.4.240.0080.04812.38
5.4.230.0050.03812.36
5.4.220.0070.03612.37
5.4.210.0060.03412.36
5.4.200.0060.04212.37
5.4.190.0060.04012.36
5.4.180.0090.04012.36
5.4.170.0080.03412.38
5.4.160.0070.03512.37
5.4.150.0070.04712.37
5.4.140.0070.04612.05
5.4.130.0070.04012.04
5.4.120.0080.04312.00
5.4.110.0050.03711.99
5.4.100.0060.03511.99
5.4.90.0040.03911.99
5.4.80.0060.03911.99
5.4.70.0030.03711.99
5.4.60.0020.03811.99
5.4.50.0070.03311.99
5.4.40.0070.03211.98
5.4.30.0060.03511.97
5.4.20.0060.03411.98
5.4.10.0080.04411.97
5.4.00.0080.04111.46
5.3.290.0050.04112.80
5.3.280.0070.03612.71
5.3.270.0050.04012.73
5.3.260.0060.03812.72
5.3.250.0070.03612.72
5.3.240.0040.04112.72
5.3.230.0080.03712.71
5.3.220.0050.04512.68
5.3.210.0080.04312.68
5.3.200.0040.03812.68
5.3.190.0060.04312.68
5.3.180.0070.03712.68
5.3.170.0060.03612.67
5.3.160.0020.04012.67
5.3.150.0040.03912.67
5.3.140.0060.03612.66
5.3.130.0080.03712.66
5.3.120.0080.03712.66
5.3.110.0050.03912.66
5.3.100.0080.03512.12
5.3.90.0060.03712.09
5.3.80.0040.03812.08
5.3.70.0080.03412.07
5.3.60.0060.03612.06
5.3.50.0040.03912.01
5.3.40.0110.03212.01
5.3.30.0070.03311.97
5.3.20.0080.03311.75
5.3.10.0040.03611.72
5.3.00.0080.03411.70
5.2.170.0040.0309.20
5.2.160.0050.0289.20
5.2.150.0060.0289.21
5.2.140.0020.0339.20
5.2.130.0080.0259.16
5.2.120.0060.0279.16
5.2.110.0050.0289.17
5.2.100.0030.0309.17
5.2.90.0090.0259.17
5.2.80.0070.0289.16
5.2.70.0060.0329.16
5.2.60.0100.0259.11
5.2.50.0030.0349.08
5.2.40.0060.0359.05
5.2.30.0030.0349.04
5.2.20.0070.0299.02
5.2.10.0080.0258.93
5.2.00.0060.0318.79
5.1.60.0040.0268.08
5.1.50.0040.0268.07
5.1.40.0050.0268.05
5.1.30.0070.0288.40
5.1.20.0060.0378.43
5.1.10.0060.0298.15
5.1.00.0040.0328.15
5.0.50.0040.0286.63
5.0.40.0060.0256.49
5.0.30.0040.0326.30
5.0.20.0110.0216.27
5.0.10.0040.0286.25
5.0.00.0040.0396.24
4.4.90.0060.0224.78
4.4.80.0020.0174.75
4.4.70.0040.0154.75
4.4.60.0030.0174.75
4.4.50.0030.0214.77
4.4.40.0060.0254.71
4.4.30.0040.0184.76
4.4.20.0060.0204.84
4.4.10.0080.0194.85
4.4.00.0050.0314.75
4.3.110.0050.0174.67
4.3.100.0050.0264.67
4.3.90.0060.0194.63
4.3.80.0030.0324.58
4.3.70.0040.0204.63
4.3.60.0010.0194.63
4.3.50.0030.0164.63
4.3.40.0030.0234.54
4.3.30.0020.0163.30
4.3.20.0040.0143.27
4.3.10.0010.0173.22
4.3.00.0030.01715.68

preferences:
53.35 ms | 401 KiB | 5 Q