3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=10; $x.=2; echo $x;

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)
8.3.40.0070.00718.48
8.3.30.0030.01418.91
8.3.20.0070.00020.20
8.3.10.0000.00821.73
8.3.00.0050.00319.38
8.2.170.0110.00322.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00022.31
8.2.110.0090.00022.25
8.2.100.0080.00417.84
8.2.90.0000.00719.22
8.2.80.0060.00318.04
8.2.70.0030.00517.63
8.2.60.0040.00419.66
8.2.50.0040.00418.07
8.2.40.0000.00820.00
8.2.30.0070.00317.99
8.2.20.0080.00017.64
8.2.10.0000.00718.05
8.2.00.0050.00517.57
8.1.270.0080.00023.84
8.1.260.0000.00826.35
8.1.250.0030.00328.09
8.1.240.0030.00623.96
8.1.230.0080.00418.91
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00417.10
8.1.180.0060.00318.75
8.1.170.0000.00918.53
8.1.160.0040.00421.99
8.1.150.0020.00518.60
8.1.140.0000.00717.25
8.1.130.0000.00717.81
8.1.120.0030.00317.34
8.1.110.0040.00417.41
8.1.100.0000.00717.37
8.1.90.0040.00417.36
8.1.80.0080.00017.44
8.1.70.0000.00617.32
8.1.60.0090.00017.52
8.1.50.0050.00317.31
8.1.40.0030.00617.51
8.1.30.0000.00817.55
8.1.20.0000.00817.57
8.1.10.0000.00717.43
8.1.00.0040.00417.48
8.0.300.0000.00820.81
8.0.290.0040.00417.04
8.0.280.0070.00018.39
8.0.270.0070.00017.24
8.0.260.0050.00317.20
8.0.250.0000.00616.91
8.0.240.0040.00416.86
8.0.230.0030.00316.82
8.0.220.0000.00716.82
8.0.210.0070.00016.72
8.0.200.0070.00016.86
8.0.190.0040.00416.84
8.0.180.0040.00416.69
8.0.170.0000.00816.74
8.0.160.0030.00316.77
8.0.150.0040.00416.75
8.0.140.0040.00416.71
8.0.130.0030.00313.23
8.0.120.0040.00416.69
8.0.110.0070.00016.80
8.0.100.0040.00416.77
8.0.90.0000.00716.73
8.0.80.0070.01016.83
8.0.70.0040.00416.61
8.0.60.0050.00216.84
8.0.50.0000.00716.68
8.0.30.0130.00516.94
8.0.20.0140.00517.40
8.0.10.0030.00516.92
8.0.00.0060.01116.55
7.4.330.0050.00015.00
7.4.320.0030.00316.33
7.4.300.0040.00416.42
7.4.290.0000.00816.53
7.4.280.0080.00016.33
7.4.270.0050.00316.50
7.4.260.0000.00716.47
7.4.250.0020.00516.43
7.4.240.0060.00116.51
7.4.230.0000.00616.41
7.4.220.0100.01016.45
7.4.210.0050.00916.44
7.4.200.0030.00316.41
7.4.190.0000.00716.38
7.4.160.0100.00616.46
7.4.150.0150.00917.40
7.4.140.0090.00917.86
7.4.130.0110.01016.37
7.4.120.0090.00816.36
7.4.110.0130.01016.41
7.4.100.0080.00916.45
7.4.90.0120.01216.51
7.4.80.0120.00619.39
7.4.70.0090.00616.36
7.4.60.0070.01116.31
7.4.50.0030.00316.21
7.4.40.0120.00916.46
7.4.30.0080.00816.39
7.4.00.0060.00914.99
7.3.330.0000.00512.99
7.3.320.0000.00513.03
7.3.310.0020.00416.26
7.3.300.0030.00316.21
7.3.290.0040.01516.29
7.3.280.0080.01316.18
7.3.270.0140.00717.40
7.3.260.0090.00916.15
7.3.250.0150.00816.41
7.3.240.0090.01016.51
7.3.230.0030.01316.39
7.3.210.0000.01916.29
7.3.200.0120.00819.39
7.3.190.0110.01316.26
7.3.180.0030.01416.39
7.3.170.0100.00616.59
7.3.160.0040.01116.34
7.3.120.0060.00914.69
7.2.330.0140.00316.50
7.2.320.0080.00816.41
7.2.310.0100.01416.48
7.2.300.0040.01216.07
7.2.290.0140.00316.27
7.2.60.0060.01016.47
7.2.00.0030.01019.48
7.1.200.0000.00815.61
7.1.100.0030.01418.19
7.1.70.0000.00716.68
7.1.60.0120.01219.46
7.1.50.0230.01334.73
7.1.00.0030.07722.27
7.0.200.0310.00314.64
7.0.140.0030.07021.99
7.0.60.0070.04720.00
7.0.50.0070.08017.87
7.0.40.0030.05020.07
7.0.30.0500.06320.30
7.0.20.0230.05720.33
7.0.10.0100.05320.21
7.0.00.0070.08020.12
5.6.280.0100.06720.77
5.6.210.0070.08320.50
5.6.200.0000.05718.22
5.6.190.0070.04020.57
5.6.180.0300.07320.45
5.6.170.0100.04720.33
5.6.160.0030.04320.52
5.6.150.0070.08018.23
5.6.140.0070.06718.18
5.6.130.0100.08318.21
5.6.120.0030.09321.11
5.6.110.0130.07721.14
5.6.100.0130.07721.10
5.6.90.0130.06721.09
5.6.80.0130.06320.43
5.5.350.0000.04720.46
5.5.340.0100.08017.93
5.5.330.0000.05020.20
5.5.320.0470.06720.21
5.5.310.0270.08720.50
5.5.300.0070.05317.91
5.5.290.0030.08317.91
5.5.280.0130.08020.97
5.5.270.0000.05720.87
5.5.260.0100.07320.64
5.5.250.0100.06720.77
5.5.240.3770.04320.19
5.4.450.0670.07719.11
5.4.440.0870.05319.46
5.4.430.0170.04719.67
5.4.420.0170.05319.29
5.4.410.0100.06019.38
5.4.400.0130.04719.20
5.4.390.0030.05719.15
5.4.380.0570.06718.72
5.4.370.0370.04318.68
5.4.360.0400.07018.65
5.4.350.0230.06718.79
5.4.340.0330.05318.72
5.4.320.0090.03612.45
5.4.310.0070.04812.45
5.4.300.0060.03812.45
5.4.290.0080.05312.43
5.4.280.0150.04312.33
5.4.270.0070.04612.33
5.4.260.0090.06312.33
5.4.250.0070.05112.33
5.4.240.0080.05612.33
5.4.230.0240.06712.32
5.4.220.0100.05012.32
5.4.210.0040.04912.32
5.4.200.0080.04312.32
5.4.190.0060.04312.32
5.4.180.0060.04112.32
5.4.170.0090.04312.33
5.4.160.0070.03812.32
5.4.150.0050.03912.32
5.4.140.0030.04012.00
5.4.130.0050.03611.99
5.4.120.0050.03911.95
5.4.110.0070.03711.95
5.4.100.0040.04311.95
5.4.90.0060.04511.95
5.4.80.0070.04711.95
5.4.70.0070.03311.95
5.4.60.0070.03411.95
5.4.50.0070.04111.94
5.4.40.0070.03511.93
5.4.30.0090.03311.93
5.4.20.0070.03911.93
5.4.10.0060.03611.93
5.4.00.0080.03511.42
5.3.290.0060.03812.80
5.3.280.0050.04012.71
5.3.270.0100.03612.73
5.3.260.0060.04012.71
5.3.250.0060.03812.72
5.3.240.0060.03812.72
5.3.230.0110.03412.71
5.3.220.0040.04012.68
5.3.210.0060.04012.68
5.3.200.0120.03112.68
5.3.190.0060.03812.68
5.3.180.0050.03912.67
5.3.170.0070.03612.67
5.3.160.0080.03512.67
5.3.150.0040.04012.68
5.3.140.0060.03712.66
5.3.130.0080.04212.65
5.3.120.0040.04512.66
5.3.110.0070.04012.66
5.3.100.0070.03712.12
5.3.90.0060.03812.09
5.3.80.0070.03612.07
5.3.70.0110.03712.08
5.3.60.0110.04012.07
5.3.50.0070.03612.00
5.3.40.0050.03812.00
5.3.30.0060.04711.94
5.3.20.0070.04911.71
5.3.10.0080.04611.69
5.3.00.0070.04911.68
5.2.170.0110.0369.17
5.2.160.0060.0409.17
5.2.150.0090.0389.17
5.2.140.0110.0379.17
5.2.130.0090.0369.13
5.2.120.0060.0389.13
5.2.110.0030.0399.14
5.2.100.0030.0429.14
5.2.90.0070.0399.14
5.2.80.0060.0429.13
5.2.70.0080.0399.13
5.2.60.0070.0419.09
5.2.50.0070.0389.05
5.2.40.0070.0379.02
5.2.30.0080.0389.01
5.2.20.0070.0378.99
5.2.10.0060.0378.93
5.2.00.0090.0388.79
5.1.60.0050.0338.07
5.1.50.0070.0318.07
5.1.40.0080.0318.05
5.1.30.0070.0348.41
5.1.20.0090.0328.42
5.1.10.0050.0348.14
5.1.00.0080.0318.15
5.0.50.0030.0286.63
5.0.40.0040.0276.48
5.0.30.0050.0396.30
5.0.20.0040.0256.27
5.0.10.0060.0246.24
5.0.00.0040.0376.23
4.4.90.0030.0234.78
4.4.80.0050.0204.76
4.4.70.0050.0204.75
4.4.60.0050.0184.76
4.4.50.0070.0224.77
4.4.40.0050.0324.71
4.4.30.0060.0134.76
4.4.20.0060.0144.84
4.4.10.0060.0194.85
4.4.00.0040.0304.76
4.3.110.0030.0224.67
4.3.100.0020.0194.66
4.3.90.0050.0114.63
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0040.0154.63
4.3.40.0010.0264.54
4.3.30.0010.0173.29
4.3.20.0020.0203.27
4.3.10.0030.0203.23
4.3.00.0100.0208.23

preferences:
41.64 ms | 400 KiB | 5 Q