3v4l.org

run code in 300+ PHP versions simultaneously
<?php $students=array( "name"=>array("akash","jag", "rahul"), "id"=>array(01,02,03), "age"=>array(22,22,22), ); print_r($students); unset($students[0]["akash"]);

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)
8.3.60.0090.00618.56
8.3.50.0090.00722.13
8.3.40.0100.00318.52
8.3.30.0120.00418.96
8.3.20.0080.00020.17
8.3.10.0040.00423.65
8.3.00.0040.00419.06
8.2.180.0110.01116.75
8.2.170.0110.00422.96
8.2.160.0040.01120.50
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0050.00320.41
8.2.110.0120.01222.10
8.2.100.0090.00317.91
8.2.90.0030.00917.61
8.2.80.0060.00317.97
8.2.70.0080.00017.93
8.2.60.0040.00418.22
8.2.50.0080.00018.10
8.2.40.0040.00419.34
8.2.30.0040.00419.27
8.2.20.0040.00417.61
8.2.10.0050.00317.95
8.2.00.0000.00717.61
8.1.280.0170.00325.92
8.1.270.0080.00023.85
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0060.00323.83
8.1.230.0070.00419.17
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.11
8.1.190.0090.00316.86
8.1.180.0080.00318.10
8.1.170.0000.01018.21
8.1.160.0000.00718.73
8.1.150.0000.00818.48
8.1.140.0020.00517.32
8.1.130.0000.00617.92
8.1.120.0040.00417.34
8.1.110.0040.00417.36
8.1.100.0000.00817.38
8.1.90.0000.00717.38
8.1.80.0030.00317.34
8.1.70.0040.00417.30
8.1.60.0000.00817.50
8.1.50.0040.00417.48
8.1.40.0000.00917.34
8.1.30.0040.00417.50
8.1.20.0050.00317.45
8.1.10.0070.00017.39
8.1.00.0000.00717.27
8.0.300.0060.00619.64
8.0.290.0040.00416.75
8.0.280.0040.00418.36
8.0.270.0030.00316.73
8.0.260.0000.00617.10
8.0.250.0000.00716.92
8.0.240.0000.00716.75
8.0.230.0030.00316.90
8.0.220.0070.00016.69
8.0.210.0000.00816.71
8.0.200.0000.00616.94
8.0.190.0000.00816.81
8.0.180.0030.00316.83
8.0.170.0050.00216.78
8.0.160.0040.00416.81
8.0.150.0070.00016.64
8.0.140.0040.00416.80
8.0.130.0030.00313.31
8.0.120.0040.00416.83
8.0.110.0040.00416.71
8.0.100.0070.00016.78
8.0.90.0030.00516.80
8.0.80.0130.00716.85
8.0.70.0000.00716.67
8.0.60.0000.00716.93
8.0.50.0050.00216.68
8.0.30.0080.01117.09
8.0.20.0090.00917.40
8.0.10.0070.00016.79
8.0.00.0140.00316.72
7.4.330.0000.00515.14
7.4.320.0030.00316.63
7.4.300.0030.00316.60
7.4.290.0030.00316.53
7.4.280.0000.00816.51
7.4.270.0030.00316.59
7.4.260.0070.00416.49
7.4.250.0000.00916.44
7.4.240.0020.00616.59
7.4.230.0000.00716.33
7.4.220.0100.00716.57
7.4.210.0070.00716.63
7.4.200.0040.00416.56
7.4.190.0050.00316.50
7.4.160.0030.01316.52
7.4.150.0100.01017.40
7.4.140.0040.01417.86
7.4.130.0060.01016.48
7.4.120.0090.01116.43
7.4.110.0140.00716.51
7.4.100.0130.01116.39
7.4.90.0100.00716.26
7.4.80.0070.01419.39
7.4.70.0030.01316.34
7.4.60.0040.01316.39
7.4.50.0080.00016.27
7.4.40.0100.00716.51
7.4.30.0080.00816.44
7.4.00.0000.01214.84
7.3.330.0040.00413.13
7.3.320.0050.00013.12
7.3.310.0000.00816.06
7.3.300.0060.00016.29
7.3.290.0050.01016.25
7.3.280.0090.01216.21
7.3.270.0130.00317.40
7.3.260.0150.01016.28
7.3.250.0140.00316.35
7.3.240.0140.00516.50
7.3.230.0060.01216.39
7.3.210.0070.01016.49
7.3.200.0100.00619.39
7.3.190.0100.00716.25
7.3.180.0070.01016.31
7.3.170.0090.01216.27
7.3.160.0040.01116.18
7.3.120.0030.01414.81
7.2.330.0140.00316.28
7.2.320.0150.00316.54
7.2.310.0130.00216.65
7.2.300.0030.01316.72
7.2.290.0170.00616.48
7.2.00.0040.00819.31
7.1.100.0110.00618.24
7.1.70.0040.00716.80
7.1.60.0170.00719.70
7.1.50.0100.01916.33
7.1.00.0000.08022.32
7.0.200.0080.00016.71
7.0.140.0000.07722.18
7.0.60.0100.06019.94
7.0.50.0030.08717.95
7.0.40.0100.08020.40
7.0.30.0430.06720.09
7.0.20.0070.05020.08
7.0.10.0100.08020.23
7.0.00.0070.04020.07
5.6.280.0100.06721.12
5.6.210.0070.08020.60
5.6.200.0130.07718.14
5.6.190.0100.05320.62
5.6.180.0270.05320.33
5.6.170.0230.04320.57
5.6.160.0130.06320.54
5.6.150.0130.05318.19
5.6.140.0100.06018.12
5.6.130.0100.08318.13
5.6.120.0200.07721.09
5.6.110.0030.04021.13
5.6.100.0100.08321.12
5.6.90.0100.09021.11
5.6.80.0000.04020.38
5.5.350.0300.07720.41
5.5.340.0030.04317.97
5.5.330.0100.06720.57
5.5.320.0430.07020.24
5.5.310.0470.07320.35
5.5.300.0070.07017.96
5.5.290.0000.06717.96
5.5.280.0030.04720.96
5.5.270.0070.06320.79
5.5.260.0130.08720.63
5.5.250.0100.06020.69
5.5.240.0030.04020.23
5.4.450.0400.04026.09
5.4.440.0270.05026.08
5.4.430.0400.03325.32
5.4.420.0370.04325.31
5.4.410.0170.05025.29
5.4.400.0270.04325.28
5.4.390.0130.04321.14
5.4.380.0300.05318.80
5.4.370.0370.05018.53
5.4.360.0330.06018.73
5.4.350.0330.05018.83
5.4.340.0300.06018.51
5.4.320.0080.03712.48
5.4.310.0050.03912.48
5.4.300.0100.03912.48
5.4.290.0150.06312.48
5.4.280.0100.05312.38
5.4.270.0140.05912.38
5.4.260.0080.03712.38
5.4.250.0110.05212.38
5.4.240.0090.04812.38
5.4.230.0080.04612.37
5.4.220.0070.04512.37
5.4.210.0170.07512.37
5.4.200.0090.05012.37
5.4.190.0090.05912.36
5.4.180.0170.05812.36
5.4.170.0160.04312.38
5.4.160.0080.04612.38
5.4.150.0090.04612.37
5.4.140.0090.05512.05
5.4.130.0150.06012.04
5.4.120.0130.05912.00
5.4.110.0150.05611.99
5.4.100.0120.04711.99
5.4.90.0100.05311.99
5.4.80.0110.05312.00
5.4.70.0110.04911.99
5.4.60.0140.04611.98
5.4.50.0100.05211.98
5.4.40.0110.04911.97
5.4.30.0120.04611.97
5.4.20.0090.05011.98
5.4.10.0070.05211.98
5.4.00.0110.04711.47
5.3.290.0090.03912.80
5.3.280.0060.05412.70
5.3.270.0130.05012.72
5.3.260.0100.05312.72
5.3.250.0080.05412.71
5.3.240.0100.05512.72
5.3.230.0100.05212.71
5.3.220.0150.04812.68
5.3.210.0140.05112.68
5.3.200.0110.04812.68
5.3.190.0110.04612.68
5.3.180.0090.04912.68
5.3.170.0100.04912.67
5.3.160.0090.04912.68
5.3.150.0130.05012.67
5.3.140.0130.04712.66
5.3.130.0140.05012.66
5.3.120.0100.05112.65
5.3.110.0120.05012.66
5.3.100.0070.04812.12
5.3.90.0100.05312.09
5.3.80.0140.04812.08
5.3.70.0150.06712.08
5.3.60.0110.05412.06
5.3.50.0310.12212.01
5.3.40.0190.07412.01
5.3.30.0090.04511.97
5.3.20.0080.03811.75
5.3.10.0150.03811.71
5.3.00.0120.05211.71
5.2.170.0120.0369.20
5.2.160.0040.0369.20
5.2.150.0060.0369.20
5.2.140.0130.0349.20
5.2.130.0080.0429.16
5.2.120.0140.0339.16
5.2.110.0120.0349.17
5.2.100.0050.0449.16
5.2.90.0070.0419.16
5.2.80.0080.0429.16
5.2.70.0110.0459.16
5.2.60.0090.0459.12
5.2.50.0110.0429.08
5.2.40.0180.0639.06
5.2.30.0090.0579.04
5.2.20.0100.0419.02
5.2.10.0110.0398.93
5.2.00.0120.0368.79
5.1.60.0190.0358.08
5.1.50.0120.0388.07
5.1.40.0080.0328.05
5.1.30.0070.0358.41
5.1.20.0040.0378.43
5.1.10.0030.0378.15
5.1.00.0060.0388.15
5.0.50.0080.0246.63
5.0.40.0060.0266.49
5.0.30.0070.0396.30
5.0.20.0050.0266.27
5.0.10.0080.0246.25
5.0.00.0060.0416.24
4.4.90.0040.0224.78
4.4.80.0050.0204.75
4.4.70.0060.0214.75
4.4.60.0070.0194.76
4.4.50.0050.0234.77
4.4.40.0060.0314.71
4.4.30.0050.0204.76
4.4.20.0030.0244.84
4.4.10.0050.0214.85
4.4.00.0050.0354.75
4.3.110.0040.0214.67
4.3.100.0040.0234.66
4.3.90.0080.0184.63
4.3.80.0040.0314.58
4.3.70.0070.0194.63
4.3.60.0050.0204.63
4.3.50.0070.0184.63
4.3.40.0060.0294.54
4.3.30.0050.0193.30
4.3.20.0030.0213.27
4.3.10.0050.0213.23
4.3.00.0000.02020.86

preferences:
55.01 ms | 401 KiB | 5 Q