3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(0,11,22); $a[6] = 66; $a[4] = 44; echo json_encode($a);

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)
8.3.60.0140.00718.12
8.3.50.0030.01419.61
8.3.40.0000.01518.75
8.3.30.0150.00619.21
8.3.20.0080.00020.07
8.3.10.0080.00023.52
8.3.00.0080.00019.38
8.2.180.0180.00316.50
8.2.170.0070.01122.96
8.2.160.0070.00720.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00820.94
8.2.110.0000.01122.01
8.2.100.0090.00318.03
8.2.90.0000.00819.35
8.2.80.0030.00517.97
8.2.70.0000.00917.60
8.2.60.0030.00717.92
8.2.50.0000.00818.07
8.2.40.0030.00619.91
8.2.30.0060.00618.07
8.2.20.0050.00217.73
8.2.10.0080.00018.09
8.2.00.0070.00017.63
8.1.280.0140.00025.92
8.1.270.0040.00423.71
8.1.260.0000.00926.35
8.1.250.0050.00328.09
8.1.240.0090.00023.96
8.1.230.0110.00019.10
8.1.220.0060.00317.80
8.1.210.0050.00318.77
8.1.200.0000.01017.23
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.66
8.1.160.0070.00021.88
8.1.150.0000.00718.77
8.1.140.0000.00717.44
8.1.130.0030.00317.72
8.1.120.0000.00717.39
8.1.110.0040.00417.29
8.1.100.0050.00317.38
8.1.90.0080.00017.40
8.1.80.0040.00417.38
8.1.70.0000.00817.32
8.1.60.0060.00317.52
8.1.50.0050.00317.46
8.1.40.0080.00017.30
8.1.30.0060.00317.54
8.1.20.0040.00417.51
8.1.10.0030.00617.49
8.1.00.0020.00517.43
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00818.45
8.0.270.0000.00717.25
8.0.260.0030.00317.14
8.0.250.0030.00316.92
8.0.240.0050.00216.86
8.0.230.0070.00016.91
8.0.220.0050.00216.72
8.0.210.0030.00316.81
8.0.200.0000.00716.80
8.0.190.0090.00016.76
8.0.180.0070.00016.83
8.0.170.0080.00016.73
8.0.160.0030.00516.89
8.0.150.0050.00316.66
8.0.140.0080.00016.69
8.0.130.0030.00313.21
8.0.120.0040.00416.72
8.0.110.0040.00416.86
8.0.100.0030.00516.83
8.0.90.0030.00316.68
8.0.80.0110.01116.77
8.0.70.0000.00716.65
8.0.60.0040.00316.63
8.0.50.0040.00416.70
8.0.30.0110.01317.11
8.0.20.0080.01017.40
8.0.10.0070.00016.79
8.0.00.0120.01016.87
7.4.330.0050.00015.09
7.4.320.0000.00616.43
7.4.300.0000.00616.44
7.4.290.0060.00016.42
7.4.280.0000.00816.56
7.4.270.0030.00316.43
7.4.260.0000.00816.50
7.4.250.0070.00016.51
7.4.240.0040.00416.38
7.4.230.0040.00416.31
7.4.220.0120.00616.54
7.4.210.0150.00416.39
7.4.200.0030.00316.42
7.4.160.0080.00816.71
7.4.150.0070.01017.40
7.4.140.0030.01517.86
7.4.130.0130.00316.62
7.4.120.0060.01016.48
7.4.110.0130.00316.36
7.4.100.0090.00816.38
7.4.90.0110.00516.47
7.4.80.0070.01019.39
7.4.70.0030.01316.50
7.4.60.0060.01116.55
7.4.50.0000.00816.33
7.4.40.0040.01216.51
7.4.30.0000.01516.50
7.4.00.0090.00614.99
7.3.330.0030.00313.13
7.3.320.0000.00613.13
7.3.310.0030.00316.28
7.3.300.0040.00416.19
7.3.290.0070.01016.19
7.3.280.0100.00616.21
7.3.270.0130.00317.40
7.3.260.0090.01616.14
7.3.250.0110.00516.37
7.3.240.0160.00016.30
7.3.230.0100.00616.48
7.3.210.0100.00716.38
7.3.200.0030.01619.39
7.3.190.0090.00616.12
7.3.180.0100.00716.25
7.3.170.0040.01316.39
7.3.160.0070.01016.61
7.2.330.0120.00616.47
7.2.320.0100.00716.39
7.2.310.0040.01316.66
7.2.300.0040.01216.60
7.2.290.0130.00316.43
7.2.80.0150.00616.42
7.2.60.0170.00016.86
7.2.00.0090.00619.35
7.1.200.0120.00315.68
7.1.100.0070.00318.34
7.1.70.0050.00216.95
7.1.60.0140.01019.40
7.1.50.0080.01216.56
7.1.00.0070.07322.45
7.0.200.0270.00016.45
7.0.140.0030.07322.12
7.0.80.0100.06019.88
7.0.70.0000.09021.93
7.0.60.0070.06021.77
7.0.50.0100.08022.14
7.0.40.0030.04320.08
7.0.30.0030.05720.03
7.0.20.0070.09019.96
7.0.10.0070.07320.03
7.0.00.0030.08320.04
5.6.280.0000.07720.92
5.6.230.0230.07020.49
5.6.220.0030.08020.46
5.6.210.0100.08020.75
5.6.200.0030.08321.03
5.6.190.0100.07321.11
5.6.180.0100.08021.09
5.6.170.0070.07321.00
5.6.160.0070.07021.03
5.6.150.0000.08021.02
5.6.140.0030.07721.07
5.6.130.0100.06721.13
5.6.120.0030.06320.89
5.6.110.0100.07721.03
5.6.100.0070.09320.98
5.6.90.0100.04721.02
5.6.80.0070.07720.27
5.6.70.0030.07720.42
5.6.60.0070.08020.30
5.6.50.0070.08320.33
5.6.40.0030.07720.52
5.6.30.0000.06320.37
5.6.20.0130.07320.47
5.6.10.0130.06720.52
5.6.00.0070.04320.27
5.5.370.0030.08720.54
5.5.360.0070.08720.43
5.5.350.0070.08720.36
5.5.340.0030.05020.72
5.5.330.0000.05720.62
5.5.320.0130.07020.75
5.5.310.0100.04320.81
5.5.300.0200.07020.76
5.5.290.0070.08020.91
5.5.280.0030.05020.75
5.5.270.0070.08320.75
5.5.260.0130.07720.89
5.5.250.0070.06720.69
5.5.240.0070.07020.26
5.5.230.0000.06020.29
5.5.220.0100.05020.20
5.5.210.0100.05320.25
5.5.200.0030.08320.21
5.5.190.0070.07320.26
5.5.180.0070.08020.21
5.5.160.0030.04720.12
5.5.150.0030.08020.25
5.5.140.0030.05020.21
5.5.130.0070.07020.20
5.5.120.0130.07020.07
5.5.110.0070.08020.06
5.5.100.0070.06720.07
5.5.90.0000.06320.08
5.5.80.0100.07320.15
5.5.70.0070.04720.08
5.5.60.0000.06320.05
5.5.50.0100.04019.93
5.5.40.0200.03720.14
5.5.30.0130.07319.94
5.5.20.0070.07719.91
5.5.10.0000.08320.04
5.5.00.0100.07020.12
5.4.450.0030.05019.29
5.4.440.0100.08019.51
5.4.430.0100.04319.55
5.4.420.0000.05019.44
5.4.410.0030.07719.08
5.4.400.0000.05719.15
5.4.390.0000.08318.90
5.4.380.0070.07319.10
5.4.370.0070.07718.90
5.4.360.0030.05719.00
5.4.350.0070.07319.14
5.4.340.0100.07019.12
5.4.320.0030.05019.06
5.4.310.0030.04718.96
5.4.300.0030.07319.05
5.4.290.0070.07318.96
5.4.280.0030.08018.98
5.4.270.0030.08019.10
5.4.260.0070.07319.07
5.4.250.0000.08018.77
5.4.240.0070.07019.04
5.4.230.0070.05719.14
5.4.220.0030.05019.02
5.4.210.0030.07319.06
5.4.200.0030.07018.89
5.4.190.0070.07718.97
5.4.180.0100.07018.95
5.4.170.0070.06019.05
5.4.160.0170.04719.10
5.4.150.0130.03719.12
5.4.140.0070.06717.74
5.4.130.0030.07317.74
5.4.120.0070.07317.74
5.4.110.0100.06717.74
5.4.100.0100.07317.74
5.4.90.0130.06017.74
5.4.80.0030.06317.74
5.4.70.0170.03717.74
5.4.60.0000.07317.74
5.4.50.0030.06317.74
5.4.40.0030.04017.74
5.4.30.0030.06017.74
5.4.20.0030.07317.74
5.4.10.0030.07017.74
5.4.00.0000.07317.74
5.3.290.0000.05017.74
5.3.280.0070.07317.74
5.3.270.0070.04717.74
5.3.260.0100.07717.74
5.3.250.0000.07317.74
5.3.240.0000.08017.74
5.3.230.0070.07017.74
5.3.220.0130.06317.74
5.3.210.0100.06717.74
5.3.200.0030.07717.74
5.3.190.0000.06317.74
5.3.180.0070.05717.74
5.3.170.0000.05017.74
5.3.160.0000.05317.74
5.3.150.0070.07717.74
5.3.140.0030.04317.74
5.3.130.0070.07017.74
5.3.120.0030.06717.74
5.3.110.0030.08017.74
5.3.100.0030.06717.74
5.3.90.0000.07317.74
5.3.80.0100.06717.74
5.3.70.0000.05717.74
5.3.60.0070.07317.74
5.3.50.0000.05717.74
5.3.40.0100.07017.74
5.3.30.0000.05017.74
5.3.20.0070.07317.74
5.3.10.0030.07317.74
5.3.00.0030.04717.74
5.2.170.0030.06017.74
5.2.160.0030.06017.74
5.2.150.0000.06317.74
5.2.140.0030.06317.74
5.2.130.0030.05717.74
5.2.120.0100.03717.74
5.2.110.0030.05717.74
5.2.100.0030.05717.74
5.2.90.0100.03017.74
5.2.80.0030.04317.74
5.2.70.0030.03317.74
5.2.60.0000.05017.74
5.2.50.0070.06017.74
5.2.40.0000.04317.74
5.2.30.0100.05717.74
5.2.20.0070.06317.74
5.2.10.0030.03017.74
5.2.00.0100.02717.74
5.1.60.0030.05017.74
5.1.50.0070.05017.74
5.1.40.0000.05317.74
5.1.30.0070.03317.74
5.1.20.0070.05317.74
5.1.10.0000.04317.74
5.1.00.0030.05317.74
5.0.50.0000.03717.74
5.0.40.0000.03717.74
5.0.30.0000.06717.74
5.0.20.0070.01317.74
5.0.10.0000.04717.74
5.0.00.0030.03017.74
4.4.90.0000.03717.74
4.4.80.0000.03717.74
4.4.70.0000.02017.74
4.4.60.0000.02717.74
4.4.50.0000.03017.74
4.4.40.0030.04717.74
4.4.30.0000.03717.74
4.4.20.0000.03317.74
4.4.10.0030.03017.74
4.4.00.0030.04717.74
4.3.110.0000.02317.74
4.3.100.0000.03017.74
4.3.90.0000.01717.74
4.3.80.0000.05017.74
4.3.70.0000.03317.74
4.3.60.0030.02317.74
4.3.50.0000.03017.74
4.3.40.0000.05017.74
4.3.30.0000.03717.74
4.3.20.0030.03017.74
4.3.10.0000.01717.74
4.3.00.0070.03017.74

preferences:
38.87 ms | 400 KiB | 5 Q