3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($a, $b) = 'kaka'; var_dump($a); var_dump($b); $kaka = 'kaka'; list($a, $b) = $kaka; var_dump($a); var_dump($b); $kaka++; var_dump($kaka); $test = $kaka + 1; var_dump($test);

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)
8.3.60.0070.00718.31
8.3.50.0120.00621.96
8.3.40.0070.00718.84
8.3.30.0110.00419.01
8.3.20.0000.00820.38
8.3.10.0040.00420.48
8.3.00.0030.00619.51
8.2.180.0110.00416.87
8.2.170.0100.00722.96
8.2.160.0120.00320.44
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0030.00522.23
8.2.110.0000.00822.23
8.2.100.0090.00317.64
8.2.90.0030.00619.05
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0040.00417.93
8.2.50.0000.00918.07
8.2.40.0000.00818.33
8.2.30.0030.00319.30
8.2.20.0040.00417.75
8.2.10.0000.00818.11
8.2.00.0040.00417.68
8.1.280.0060.01225.92
8.1.270.0030.00623.77
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0110.00018.48
8.1.230.0080.00419.04
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00517.25
8.1.190.0000.00817.22
8.1.180.0030.00519.19
8.1.170.0000.00918.52
8.1.160.0030.00521.94
8.1.150.0000.00718.73
8.1.140.0030.00617.43
8.1.130.0030.00317.73
8.1.120.0000.00717.43
8.1.110.0070.00017.42
8.1.100.0070.00017.41
8.1.90.0040.00417.38
8.1.80.0000.00717.36
8.1.70.0030.00517.38
8.1.60.0060.00317.53
8.1.50.0030.00517.43
8.1.40.0050.00217.40
8.1.30.0000.00817.49
8.1.20.0000.00817.58
8.1.10.0000.00717.55
8.1.00.0000.00817.58
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.29
8.0.270.0000.00717.11
8.0.260.0000.00717.19
8.0.250.0030.00317.00
8.0.240.0030.00316.96
8.0.230.0040.00417.00
8.0.220.0070.00016.85
8.0.210.0030.00316.93
8.0.200.0030.00316.85
8.0.190.0050.00316.98
8.0.180.0030.00516.80
8.0.170.0070.00016.90
8.0.160.0000.00716.93
8.0.150.0040.00416.86
8.0.140.0000.00716.84
8.0.130.0030.00413.40
8.0.120.0000.00816.88
8.0.110.0070.00016.96
8.0.100.0000.00716.80
8.0.90.0000.00716.93
8.0.80.0070.00716.77
8.0.70.0000.00816.89
8.0.60.0040.00416.71
8.0.50.0040.00416.89
8.0.30.0090.01016.78
8.0.20.0100.00917.40
8.0.10.0000.00816.91
8.0.00.0100.00716.77
7.4.330.0030.00315.00
7.4.320.0030.00316.35
7.4.300.0030.00316.44
7.4.290.0040.00416.41
7.4.280.0040.00416.34
7.4.270.0040.00416.50
7.4.260.0070.00016.41
7.4.250.0040.00416.39
7.4.240.0030.00516.48
7.4.230.0020.00516.46
7.4.220.0070.01116.54
7.4.210.0070.00716.50
7.4.200.0040.00416.27
7.4.160.0060.01016.60
7.4.150.0100.00717.40
7.4.140.0160.00517.86
7.4.130.0070.01016.44
7.4.120.0120.00816.59
7.4.110.0130.00416.55
7.4.100.0090.01216.51
7.4.90.0090.00916.33
7.4.80.0140.00316.18
7.4.70.0130.00316.54
7.4.60.0060.00916.54
7.4.50.0000.00816.35
7.4.40.0030.01316.52
7.4.30.0110.00616.47
7.4.00.0030.01314.92
7.3.330.0050.00013.21
7.3.320.0000.00513.06
7.3.310.0000.00716.31
7.3.300.0030.00416.43
7.3.290.0060.00916.33
7.3.280.0100.00816.36
7.3.270.0030.01517.40
7.3.260.0160.00016.59
7.3.250.0110.00616.38
7.3.240.0150.00616.41
7.3.230.0150.00316.50
7.3.210.0070.01016.41
7.3.200.0150.00319.39
7.3.190.0120.00616.37
7.3.180.0130.00716.50
7.3.170.0160.00616.32
7.3.160.0100.00716.58
7.3.10.0040.01116.70
7.3.00.0060.00616.73
7.2.330.0180.00616.38
7.2.320.0140.00616.32
7.2.310.0110.00616.46
7.2.300.0120.00616.55
7.2.290.0090.01516.45
7.2.130.0090.00016.61
7.2.120.0060.00916.62
7.2.110.0030.01316.24
7.2.100.0030.00616.57
7.2.90.0080.00816.88
7.2.80.0060.00616.29
7.2.70.0080.00816.48
7.2.60.0040.01116.74
7.2.50.0110.00016.79
7.2.40.0040.00716.61
7.2.30.0000.01516.44
7.2.20.0040.00816.46
7.2.10.0130.00016.77
7.2.00.0090.00518.04
7.1.250.0040.00815.86
7.1.200.0100.00615.81
7.1.100.0960.00411.78
7.1.70.0030.00317.27
7.1.60.0090.00619.32
7.1.50.0070.01416.95
7.1.00.0070.07322.31
7.0.200.0000.00716.52
7.0.140.0070.07022.11
7.0.60.0100.05019.92
7.0.50.0070.05317.84
7.0.40.0070.05720.19
7.0.30.0200.04720.12
7.0.20.0370.04720.16
7.0.10.0200.04720.12
7.0.00.0200.07020.18
5.6.280.0100.06721.08
5.6.210.0000.06720.45
5.6.200.0070.04318.13
5.6.190.0000.09320.49
5.6.180.0200.08720.57
5.6.170.0330.06320.51
5.6.160.0170.08020.41
5.6.150.0100.08018.11
5.6.140.0100.07718.26
5.6.130.0070.07718.16
5.6.120.0100.04721.00
5.6.110.0100.07720.96
5.6.100.0030.08020.99
5.6.90.0200.08020.88
5.6.80.0100.08020.52
5.6.70.4430.04020.47
5.5.350.0100.08020.40
5.5.340.0070.07717.98
5.5.330.0070.07720.56
5.5.320.0370.04720.31
5.5.310.0230.04320.30
5.5.300.0100.05018.02
5.5.290.0130.07018.02
5.5.280.0070.04720.79
5.5.270.0170.07720.79
5.5.260.0030.09020.86
5.5.250.0030.04320.46
5.5.240.2330.06020.28
5.4.450.0170.07019.25
5.4.440.0130.06019.50
5.4.430.0100.05719.10
5.4.420.0170.05319.51
5.4.410.0230.05019.45
5.4.400.0070.06319.30
5.4.390.0330.04319.12
5.4.380.0430.05318.65
5.4.370.0270.05318.71
5.4.360.0300.05718.46
5.4.350.0500.05718.61
5.4.340.0270.06018.72
5.4.320.0060.03712.45
5.4.310.0050.04012.45
5.4.300.0080.03512.46
5.4.290.0080.03612.45
5.4.280.0060.03612.35
5.4.270.0060.04012.35
5.4.260.0070.05312.35
5.4.250.0100.04112.35
5.4.240.0060.03712.35
5.4.230.0050.03912.34
5.4.220.0080.03512.34
5.4.210.0080.03212.34
5.4.200.0070.03612.34
5.4.190.0060.03512.34
5.4.180.0090.03212.34
5.4.170.0040.03712.35
5.4.160.0050.03612.34
5.4.150.0060.03512.34
5.4.140.0040.03812.02
5.4.130.0050.03612.01
5.4.120.0100.03011.97
5.4.110.0080.03211.96
5.4.100.0060.03411.96
5.4.90.0060.03611.96
5.4.80.0050.03711.97
5.4.70.0040.03711.96
5.4.60.0050.03611.96
5.4.50.0040.03711.96
5.4.40.0060.03511.95
5.4.30.0070.03811.94
5.4.20.0090.04611.95
5.4.10.0050.03711.95
5.4.00.0060.04511.44
5.3.290.0060.03812.80
5.3.280.0040.04212.71
5.3.270.0060.03912.72
5.3.260.0050.04012.72
5.3.250.0050.03812.72
5.3.240.0050.03912.72
5.3.230.0070.03712.71
5.3.220.0020.04112.68
5.3.210.0060.03912.68
5.3.200.0130.04612.68
5.3.190.0050.04712.68
5.3.180.0070.04012.67
5.3.170.0040.03912.67
5.3.160.0100.03312.67
5.3.150.0080.03412.68
5.3.140.0030.03912.66
5.3.130.0050.03912.66
5.3.120.0050.03912.65
5.3.110.0080.03912.66
5.3.100.0050.03712.12
5.3.90.0070.03512.08
5.3.80.0070.03412.07
5.3.70.0040.03712.07
5.3.60.0050.03612.06
5.3.50.0080.03312.00
5.3.40.0060.03712.00
5.3.30.0090.03211.95
5.3.20.0030.03711.72
5.3.10.0040.03611.69
5.3.00.0070.03411.68
5.2.170.0050.0309.18
5.2.160.0010.0359.18
5.2.150.0030.0329.18
5.2.140.0050.0299.18
5.2.130.0040.0309.14
5.2.120.0050.0299.14
5.2.110.0060.0279.14
5.2.100.0040.0289.14
5.2.90.0030.0309.14
5.2.80.0030.0329.13
5.2.70.0030.0319.14
5.2.60.0070.0279.09
5.2.50.0050.0299.05
5.2.40.0030.0299.03
5.2.30.0040.0309.01
5.2.20.0060.0269.00
5.2.10.0040.0288.92
5.2.00.0050.0288.78
5.1.60.0030.0248.07
5.1.50.0020.0298.06
5.1.40.0060.0238.04
5.1.30.0050.0258.39
5.1.20.0010.0308.42
5.1.10.0040.0258.14
5.1.00.0030.0348.14
5.0.50.0030.0216.62
5.0.40.0040.0186.47
5.0.30.0030.0316.29
5.0.20.0070.0166.26
5.0.10.0020.0216.24
5.0.00.0050.0296.23
4.4.90.0070.0134.78
4.4.80.0020.0164.75
4.4.70.0020.0164.75
4.4.60.0020.0164.76
4.4.50.0030.0144.77
4.4.40.0010.0264.71
4.4.30.0020.0164.76
4.4.20.0050.0164.84
4.4.10.0050.0144.85
4.4.00.0000.0284.76
4.3.110.0020.0164.67
4.3.100.0020.0164.66
4.3.90.0030.0144.64
4.3.80.0010.0254.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0030.0153.29
4.3.20.0020.0153.26
4.3.10.0010.0163.23
4.3.00.0100.0136.61

preferences:
35.37 ms | 400 KiB | 5 Q