3v4l.org

run code in 300+ PHP versions simultaneously
<?php $record = new stdclass; $record->working = 1; $record->intervals[] = array(1,2,3,4); $records[0] = $record; $row = serialize($records); echo $row;

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)
8.3.60.0000.01618.28
8.3.50.0120.00721.21
8.3.40.0180.00318.84
8.3.30.0070.00719.23
8.3.20.0080.00020.26
8.3.10.0050.00323.70
8.3.00.0040.00419.38
8.2.180.0110.00416.32
8.2.170.0140.00022.96
8.2.160.0110.00420.38
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00422.11
8.2.110.0000.01122.25
8.2.100.0060.00617.75
8.2.90.0060.00319.30
8.2.80.0060.00317.97
8.2.70.0090.00017.63
8.2.60.0060.00617.68
8.2.50.0000.00818.07
8.2.40.0000.00820.07
8.2.30.0000.00718.01
8.2.20.0040.00417.70
8.2.10.0070.00018.04
8.2.00.0030.00517.57
8.1.280.0110.01125.92
8.1.270.0090.00022.05
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0000.00923.98
8.1.230.0090.00319.16
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0050.00317.22
8.1.180.0080.00018.10
8.1.170.0000.00818.53
8.1.160.0000.00721.99
8.1.150.0070.00018.75
8.1.140.0030.00617.48
8.1.130.0000.00817.84
8.1.120.0050.00317.41
8.1.110.0090.00017.36
8.1.100.0000.00717.29
8.1.90.0070.00017.45
8.1.80.0030.00317.43
8.1.70.0000.00717.32
8.1.60.0040.00417.50
8.1.50.0030.00617.44
8.1.40.0030.00517.46
8.1.30.0030.00617.55
8.1.20.0040.00417.55
8.1.10.0000.00717.61
8.1.00.0040.00417.42
8.0.300.0050.00218.77
8.0.290.0030.00316.75
8.0.280.0030.00318.45
8.0.270.0000.00717.25
8.0.260.0030.00317.24
8.0.250.0060.00016.86
8.0.240.0070.00017.00
8.0.230.0070.00016.76
8.0.220.0000.00716.75
8.0.210.0000.00716.82
8.0.200.0000.00816.87
8.0.190.0040.00416.88
8.0.180.0000.00716.89
8.0.170.0060.00316.83
8.0.160.0000.00716.89
8.0.150.0000.00716.77
8.0.140.0000.00816.76
8.0.130.0000.00513.30
8.0.120.0000.00716.71
8.0.110.0050.00316.82
8.0.100.0040.00416.81
8.0.90.0040.00416.62
8.0.80.0130.00316.71
8.0.70.0000.00716.64
8.0.60.0070.00016.86
8.0.50.0080.00016.89
8.0.30.0130.00717.16
8.0.20.0150.00617.40
8.0.10.0000.00816.79
8.0.00.0110.00816.81
7.4.330.0060.00015.14
7.4.320.0060.00016.54
7.4.300.0030.00316.55
7.4.290.0030.00316.38
7.4.280.0030.00616.46
7.4.270.0000.00716.57
7.4.260.0070.00016.47
7.4.250.0050.00316.40
7.4.240.0040.00416.49
7.4.230.0050.00216.66
7.4.220.0090.00916.58
7.4.210.0080.00616.34
7.4.200.0040.00416.36
7.4.160.0060.00916.30
7.4.150.0060.01317.40
7.4.140.0090.00917.86
7.4.130.0120.00516.56
7.4.120.0090.01116.44
7.4.110.0100.00716.55
7.4.100.0070.01016.42
7.4.90.0120.00916.52
7.4.80.0090.01219.39
7.4.70.0110.00616.49
7.4.60.0100.01116.48
7.4.50.0040.00416.44
7.4.40.0160.00016.57
7.4.30.0080.00816.69
7.4.00.0070.01014.78
7.3.330.0070.00013.22
7.3.320.0000.00513.21
7.3.310.0040.00416.32
7.3.300.0000.00716.37
7.3.290.0070.00816.38
7.3.280.0120.00516.31
7.3.270.0040.01317.40
7.3.260.0100.00616.53
7.3.250.0100.00716.45
7.3.240.0090.00916.41
7.3.230.0150.00516.46
7.3.210.0040.01216.42
7.3.200.0000.01819.39
7.3.190.0060.00916.23
7.3.180.0140.00316.23
7.3.170.0080.00816.59
7.3.160.0030.01416.43
7.2.330.0060.01216.85
7.2.320.0110.00716.42
7.2.310.0120.01016.58
7.2.300.0100.00616.70
7.2.290.0090.01116.33
7.2.60.0040.01117.07
7.2.00.0070.00319.56
7.1.200.0060.00615.59
7.1.100.0060.00318.04
7.1.70.0000.01017.16
7.1.60.0080.01119.11
7.1.50.0130.01016.98
7.1.00.0030.07722.48
7.0.200.0050.00216.72
7.0.140.0070.07021.95
7.0.60.0100.06020.03
7.0.50.0030.06317.81
7.0.40.0130.08319.90
7.0.30.0230.08320.18
7.0.20.0270.05020.17
7.0.10.0130.08020.09
7.0.00.0070.08720.16
5.6.280.0070.07021.00
5.6.210.0100.07720.76
5.6.200.0100.08318.12
5.6.190.0070.08320.58
5.6.180.0330.07020.43
5.6.170.0200.08720.49
5.6.160.0170.07320.48
5.6.150.0070.08718.15
5.6.140.0130.07718.18
5.6.130.0070.05318.09
5.6.120.0070.06320.89
5.6.110.0030.04021.00
5.6.100.0070.08320.98
5.6.90.0100.07720.97
5.6.80.0030.04320.50
5.6.70.4070.03720.34
5.5.350.0130.07020.41
5.5.340.0070.03317.96
5.5.330.0130.05320.23
5.5.320.0330.06720.28
5.5.310.0200.06320.27
5.5.300.0100.07017.98
5.5.290.0000.04317.96
5.5.280.0070.06020.85
5.5.270.0200.06720.86
5.5.260.0100.08320.79
5.5.250.0070.08320.79
5.5.240.0230.06720.06
5.4.450.0530.07319.49
5.4.440.0700.06319.60
5.4.430.0870.05019.44
5.4.420.0800.07019.09
5.4.410.1100.05719.00
5.4.400.0770.05719.14
5.4.390.0770.05719.27
5.4.380.0700.05018.99
5.4.370.0870.05018.92
5.4.360.0730.05719.22
5.4.350.0800.05719.31
5.4.340.0060.03411.97
5.4.320.0060.03712.45
5.4.310.0080.05112.45
5.4.300.0110.03412.45
5.4.290.0080.03512.45
5.4.280.0030.03712.35
5.4.270.0060.03612.35
5.4.260.0060.03712.35
5.4.250.0050.03812.35
5.4.240.0090.03212.35
5.4.230.0100.03412.34
5.4.220.0070.03412.34
5.4.210.0080.03512.34
5.4.200.0100.03612.34
5.4.190.0050.03612.34
5.4.180.0040.03812.34
5.4.170.0100.03212.35
5.4.160.0050.03612.35
5.4.150.0050.03612.34
5.4.140.0030.04012.02
5.4.130.0050.03712.01
5.4.120.0040.03711.97
5.4.110.0080.03711.96
5.4.100.0030.03711.96
5.4.90.0060.03611.96
5.4.80.0070.03511.97
5.4.70.0050.03511.96
5.4.60.0070.03611.96
5.4.50.0060.03711.97
5.4.40.0020.03811.95
5.4.30.0070.03411.95
5.4.20.0080.03211.95
5.4.10.0090.03111.95
5.4.00.0050.03711.44
5.3.290.0090.04112.80
5.3.280.0060.03612.71
5.3.270.0090.03612.72
5.3.260.0080.04112.71
5.3.250.0060.03812.72
5.3.240.0070.03612.72
5.3.230.0060.03812.71
5.3.220.0060.03512.68
5.3.210.0080.03512.68
5.3.200.0070.04012.68
5.3.190.0080.05012.68
5.3.180.0060.03912.68
5.3.170.0060.03712.67
5.3.160.0030.04012.68
5.3.150.0060.04212.68
5.3.140.0100.03512.66
5.3.130.0070.03712.66
5.3.120.0050.04012.66
5.3.110.0080.03812.66
5.3.100.0060.03712.11
5.3.90.0100.03412.08
5.3.80.0080.03412.07
5.3.70.0060.03512.08
5.3.60.0030.04212.07
5.3.50.0070.03712.00
5.3.40.0070.03512.00
5.3.30.0060.03511.95
5.3.20.0080.03211.72
5.3.10.0070.03511.69
5.3.00.0060.03511.68
5.2.170.0040.0319.18
5.2.160.0070.0369.18
5.2.150.0070.0309.18
5.2.140.0060.0299.18
5.2.130.0050.0299.13
5.2.120.0090.0239.13
5.2.110.0030.0309.14
5.2.100.0060.0279.14
5.2.90.0060.0279.14
5.2.80.0070.0289.14
5.2.70.0040.0329.14
5.2.60.0030.0319.09
5.2.50.0080.0269.06
5.2.40.0060.0299.04
5.2.30.0050.0319.01
5.2.20.0060.0349.00
5.2.10.0040.0388.92
5.2.00.0030.0318.77
5.1.60.0060.0358.06
5.1.50.0040.0268.05
5.1.40.0060.0238.04
5.1.30.0070.0258.39
5.1.20.0070.0278.41
5.1.10.0050.0268.13
5.1.00.0060.0268.14
5.0.50.0060.0186.61
5.0.40.0030.0206.48
5.0.30.0050.0316.29
5.0.20.0040.0186.26
5.0.10.0070.0166.24
5.0.00.0070.0266.23
4.4.90.0010.0174.78
4.4.80.0040.0144.76
4.4.70.0050.0134.76
4.4.60.0020.0164.76
4.4.50.0030.0154.77
4.4.40.0050.0234.71
4.4.30.0020.0164.76
4.4.20.0040.0144.84
4.4.10.0040.0144.84
4.4.00.0040.0234.76
4.3.110.0040.0144.67
4.3.100.0040.0144.67
4.3.90.0020.0154.63
4.3.80.0040.0294.58
4.3.70.0040.0144.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0020.0254.54
4.3.30.0030.0153.29
4.3.20.0030.0183.26
4.3.10.0020.0183.22
4.3.00.0130.0206.97

preferences:
43.91 ms | 401 KiB | 5 Q