3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace uu; class qq{ function qq() {echo 'constructor';} }; class ww extends qq { function ww() {echo 'ww_constructor';} //function __construct() {echo 'cc_constructor';} }; $x = new ww();

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)
8.3.60.0140.00318.56
8.3.50.0080.01021.98
8.3.40.0090.00918.72
8.3.30.0100.00318.92
8.3.20.0140.00020.15
8.3.10.0040.00421.65
8.3.00.0040.00419.26
8.2.180.0100.01016.75
8.2.170.0070.01522.96
8.2.160.0100.00620.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00019.52
8.2.110.0070.00321.11
8.2.100.0040.00817.84
8.2.90.0060.00317.90
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0090.00018.07
8.2.40.0040.00418.09
8.2.30.0030.00518.00
8.2.20.0040.00417.61
8.2.10.0040.00418.05
8.2.00.0060.00317.52
8.1.280.0120.00425.92
8.1.270.0140.00320.65
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0090.00022.53
8.1.230.0080.00321.04
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0080.00018.59
8.1.160.0070.00021.92
8.1.150.0040.00418.73
8.1.140.0000.00817.38
8.1.130.0030.00317.86
8.1.120.0070.00017.46
8.1.110.0040.00417.37
8.1.100.0040.00317.29
8.1.90.0000.00717.27
8.1.80.0040.00417.44
8.1.70.0000.00717.18
8.1.60.0000.01117.47
8.1.50.0060.00317.31
8.1.40.0030.00517.40
8.1.30.0000.00817.46
8.1.20.0050.00317.50
8.1.10.0000.00817.35
8.1.00.0030.00517.36
8.0.300.0050.00519.94
8.0.290.0000.00716.63
8.0.280.0000.00718.38
8.0.270.0000.00717.18
8.0.260.0000.00617.10
8.0.250.0000.00716.88
8.0.240.0050.00316.91
8.0.230.0000.00716.83
8.0.220.0070.00016.78
8.0.210.0000.00616.84
8.0.200.0000.00716.89
8.0.190.0040.00416.77
8.0.180.0040.00416.84
8.0.170.0030.00616.86
8.0.160.0030.00316.79
8.0.150.0040.00416.75
8.0.140.0030.00316.76
8.0.130.0050.00013.31
8.0.120.0000.00716.79
8.0.110.0030.00616.72
8.0.100.0000.00716.90
8.0.90.0040.00416.60
8.0.80.0060.01316.78
8.0.70.0070.00016.73
8.0.60.0030.00316.74
8.0.50.0040.00416.64
8.0.30.0160.00817.12
8.0.20.0140.00917.40
8.0.10.0000.00816.81
8.0.00.0080.01016.58
7.4.330.0030.00315.09
7.4.320.0030.00316.55
7.4.300.0030.00316.50
7.4.290.0070.00016.53
7.4.280.0000.00716.43
7.4.270.0030.00316.55
7.4.260.0030.00316.51
7.4.250.0000.00816.37
7.4.240.0040.00416.50
7.4.230.0000.00616.63
7.4.220.0100.01016.39
7.4.210.0130.00716.56
7.4.200.0070.00016.64
7.4.160.0060.00916.51
7.4.150.0140.00317.40
7.4.140.0090.00817.86
7.4.130.0100.00716.34
7.4.120.0060.01416.29
7.4.110.0080.01416.34
7.4.100.0080.01116.57
7.4.90.0070.01016.55
7.4.80.0070.01019.39
7.4.70.0060.01216.46
7.4.60.0090.00616.53
7.4.50.0040.00416.37
7.4.40.0120.00416.55
7.4.30.0100.00616.43
7.4.00.0080.00614.83
7.3.330.0020.00213.12
7.3.320.0030.00313.01
7.3.310.0000.00616.20
7.3.300.0000.00616.18
7.3.290.0090.00616.14
7.3.280.0090.00916.16
7.3.270.0040.01917.40
7.3.260.0120.00416.24
7.3.250.0100.00716.38
7.3.240.0100.01416.46
7.3.230.0090.00916.39
7.3.210.0040.01516.40
7.3.200.0000.01919.39
7.3.190.0100.00916.52
7.3.180.0080.00816.09
7.3.170.0090.01016.27
7.3.160.0080.00816.37
7.3.10.0030.01016.50
7.3.00.0030.00716.74
7.2.330.0090.00916.32
7.2.320.0070.01016.58
7.2.310.0070.01016.55
7.2.300.0130.00316.58
7.2.290.0200.00316.57
7.2.130.0000.01116.49
7.2.120.0000.01316.76
7.2.110.0030.00616.84
7.2.100.0040.00816.95
7.2.90.0040.00816.76
7.2.80.0000.00816.86
7.2.70.0060.00616.73
7.2.60.0040.00816.77
7.2.50.0060.00316.68
7.2.40.0030.01016.67
7.2.30.0070.00716.67
7.2.20.0030.00716.71
7.2.10.0030.00716.48
7.2.00.0060.00616.89
7.1.250.0070.00715.42
7.1.200.0120.00615.41
7.1.70.0030.00616.85
7.1.60.0070.01719.32
7.1.50.0100.01316.62
7.1.00.0070.07722.33
7.0.200.0000.00816.57
7.0.140.0100.07022.01
7.0.60.0130.07020.06
7.0.50.0070.05717.85
7.0.40.0100.06720.32
7.0.30.0500.05720.07
7.0.20.0230.08020.08
7.0.10.0200.04720.30
7.0.00.0000.04720.23
5.6.280.0070.06721.08
5.6.210.0100.04320.48
5.6.200.0200.07018.19
5.6.190.0100.08720.60
5.6.180.0370.03020.42
5.6.170.0200.08320.48
5.6.160.0030.06020.56
5.6.150.0030.04018.18
5.6.140.0030.06318.18
5.6.130.0170.06718.18
5.6.120.0030.04720.90
5.6.110.0130.07321.02
5.6.100.0070.08021.11
5.6.90.0130.03721.13
5.6.80.0070.03720.48
5.6.70.3370.04720.28
5.5.350.0070.08020.31
5.5.340.0100.07317.97
5.5.330.0100.05720.42
5.5.320.0300.04020.25
5.5.310.0370.07320.36
5.5.300.0070.04717.92
5.5.290.0070.03717.98
5.5.280.0100.06320.80
5.5.270.0170.07720.84
5.5.260.0030.04320.82
5.5.250.0170.07720.50
5.5.240.0330.06720.18
5.4.450.0870.05319.19
5.4.440.0370.05719.25
5.4.430.1000.05319.57
5.4.420.0230.05019.68
5.4.410.0170.05019.52
5.4.400.0300.04718.66
5.4.390.0200.04718.53
5.4.380.0330.05318.77
5.4.370.0200.06718.82
5.4.360.0300.05718.77
5.4.350.0300.07018.75
5.4.340.0070.03412.02
5.4.320.0080.04012.50
5.4.310.0060.04212.50
5.4.300.0080.03712.50
5.4.290.0110.03812.50
5.4.280.0070.03712.40
5.4.270.0070.04412.39
5.4.260.0040.04012.39
5.4.250.0050.04412.39
5.4.240.0060.03912.39
5.4.230.0070.03912.39
5.4.220.0050.04012.39
5.4.210.0070.03612.39
5.4.200.0090.04512.39
5.4.190.0040.03812.39
5.4.180.0070.03812.38
5.4.170.0070.03612.39
5.4.160.0030.03812.39
5.4.150.0050.03612.38
5.4.140.0050.03812.07
5.4.130.0080.03412.06
5.4.120.0070.04112.02
5.4.110.0090.04012.02
5.4.100.0080.05012.02
5.4.90.0090.04712.01
5.4.80.0040.04012.01
5.4.70.0080.03312.01
5.4.60.0040.03712.01
5.4.50.0050.03812.01
5.4.40.0090.03712.00
5.4.30.0060.03811.99
5.4.20.0050.03611.99
5.4.10.0040.03611.99
5.4.00.0020.04011.48
5.3.290.0050.04112.80
5.3.280.0070.03712.70
5.3.270.0050.04112.73
5.3.260.0050.04412.72
5.3.250.0100.03712.72
5.3.240.0060.04112.72
5.3.230.0080.03612.71
5.3.220.0060.03912.68
5.3.210.0080.04612.68
5.3.200.0040.03912.68
5.3.190.0090.03512.68
5.3.180.0140.03612.67
5.3.170.0080.03512.67
5.3.160.0040.03912.68
5.3.150.0070.03512.67
5.3.140.0080.03812.66
5.3.130.0060.04312.66
5.3.120.0070.05412.65
5.3.110.0130.04912.66
5.3.100.0110.04012.12
5.3.90.0090.04012.10
5.3.80.0070.03512.09
5.3.70.0070.03712.09
5.3.60.0120.04312.07
5.3.50.0050.03712.02
5.3.40.0090.03412.03
5.3.30.0080.03611.98
5.3.20.0070.03511.76
5.3.10.0060.03711.73
5.3.00.0050.03811.72
5.2.170.0050.0369.18
5.2.160.0040.0389.18
5.2.150.0070.0349.18
5.2.140.0050.0309.18
5.2.130.0060.0299.14
5.2.120.0070.0329.14
5.2.110.0030.0329.14
5.2.100.0040.0299.14
5.2.90.0080.0379.14
5.2.80.0110.0279.14
5.2.70.0070.0349.14
5.2.60.0190.0509.09
5.2.50.0100.0369.06
5.2.40.0060.0309.04
5.2.30.0040.0319.01
5.2.20.0050.0309.01
5.2.10.0060.0278.92
5.2.00.0070.0278.78
5.1.60.0050.0238.07
5.1.50.0040.0278.07
5.1.40.0060.0258.04
5.1.30.0080.0288.40
5.1.20.0070.0328.42
5.1.10.0020.0358.14
5.1.00.0060.0258.14
5.0.50.0020.0226.62
5.0.40.0050.0186.47
5.0.30.0060.0306.29
5.0.20.0070.0186.27
5.0.10.0040.0196.24
5.0.00.0030.0356.23
4.4.90.0040.0144.78
4.4.80.0010.0164.75
4.4.70.0040.0144.76
4.4.60.0010.0174.75
4.4.50.0060.0124.77
4.4.40.0030.0254.71
4.4.30.0060.0184.75
4.4.20.0030.0214.84
4.4.10.0050.0204.85
4.4.00.0050.0224.76
4.3.110.0040.0164.67
4.3.100.0030.0154.66
4.3.90.0040.0194.64
4.3.80.0030.0294.59
4.3.70.0030.0194.63
4.3.60.0030.0184.63
4.3.50.0050.0194.63
4.3.40.0050.0294.54
4.3.30.0040.0193.28
4.3.20.0010.0223.26
4.3.10.0010.0203.22
4.3.00.0030.0208.52

preferences:
50.67 ms | 401 KiB | 5 Q