3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $foo = 'bar'; } function doSomething($prop) { \strtoupper($prop); } function doSomethingRef(&$prop) { \strtoupper($prop); } $a = new A(); $foo =& $a->foo; $foo = 'something'; doSomething($foo); doSomethingRef($foo); var_dump($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)
8.3.60.0100.00718.30
8.3.50.0140.00921.14
8.3.40.0070.00718.75
8.3.30.0110.00718.55
8.3.20.0040.00418.61
8.3.10.0050.00320.92
8.3.00.0050.00319.66
8.2.180.0060.01216.75
8.2.170.0070.01422.96
8.2.160.0040.01120.39
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0000.00821.07
8.2.110.0060.00322.14
8.2.100.0040.00817.72
8.2.90.0040.00417.50
8.2.80.0040.00417.97
8.2.70.0000.00817.80
8.2.60.0030.00517.80
8.2.50.0000.00818.10
8.2.40.0040.00422.17
8.2.30.0050.00321.20
8.2.20.0040.00417.63
8.2.10.0030.00617.60
8.2.00.0120.00017.73
8.1.280.0170.00325.92
8.1.270.0090.00023.99
8.1.260.0090.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.34
8.1.230.0120.00020.98
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0060.00617.35
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0000.00818.64
8.1.160.0040.00418.71
8.1.150.0000.00818.55
8.1.140.0080.00017.30
8.1.130.0030.00317.83
8.1.120.0030.00517.39
8.1.110.0080.00017.38
8.1.100.0050.00317.38
8.1.90.0030.00317.38
8.1.80.0030.00317.37
8.1.70.0070.00017.29
8.1.60.0080.00017.57
8.1.50.0040.00417.52
8.1.40.0000.00817.38
8.1.30.0060.00317.61
8.1.20.0050.00317.55
8.1.10.0030.00717.47
8.1.00.0080.00017.54
8.0.300.0060.00321.95
8.0.290.0060.00316.63
8.0.280.0000.00718.43
8.0.270.0000.00717.09
8.0.260.0060.00016.75
8.0.250.0040.00416.85
8.0.240.0000.01016.85
8.0.230.0000.00716.86
8.0.220.0000.00716.73
8.0.210.0040.00416.82
8.0.200.0030.00616.85
8.0.190.0080.00016.88
8.0.180.0000.00716.73
8.0.170.0040.00416.75
8.0.160.0070.00016.83
8.0.150.0000.00716.65
8.0.140.0000.00716.82
8.0.130.0030.00313.25
8.0.120.0070.00016.87
8.0.110.0040.00416.79
8.0.100.0000.00716.69
8.0.90.0040.00416.77
8.0.80.0070.00716.87
8.0.70.0030.00316.81
8.0.60.0000.00716.85
8.0.50.0030.00516.93
8.0.30.0060.01217.16
8.0.20.0090.00917.40
8.0.10.0040.00417.01
8.0.00.0090.01416.72
7.4.330.0020.00216.70
7.4.320.0030.00316.44
7.4.300.0000.00716.60
7.4.290.0040.00416.52
7.4.280.0030.00316.48
7.4.270.0000.00816.39
7.4.260.0030.00313.16
7.4.250.0000.00716.56
7.4.240.0080.00016.51
7.4.230.0070.00016.30
7.4.220.0070.01116.52
7.4.210.0090.00816.55
7.4.200.0000.00716.24
7.4.190.0030.00316.73
7.4.160.0160.00016.47
7.4.150.0040.01417.40
7.4.140.0050.01117.86
7.4.130.0080.00916.44
7.4.120.0040.01216.38
7.4.110.0190.00616.45
7.4.100.0110.00616.53
7.4.90.0110.00716.50
7.4.80.0090.01119.39
7.4.70.0080.01416.35
7.4.60.0060.01316.55
7.4.50.0060.00316.15
7.4.40.0070.00322.77
7.4.30.0100.01216.41
7.4.00.0090.00615.17
7.3.330.0000.00513.03
7.3.320.0040.00413.27
7.3.310.0030.00316.11
7.3.300.0000.00716.13
7.3.290.0120.00616.24
7.3.280.0080.00916.20
7.3.270.0170.00317.40
7.3.260.0120.00518.24
7.3.250.0100.01216.41
7.3.240.0040.01516.32
7.3.230.0120.00416.41
7.3.210.0030.01316.23
7.3.200.0030.01519.39
7.3.190.0110.00716.48
7.3.180.0120.00916.24
7.3.170.0060.00916.37
7.3.160.0120.00416.37
7.3.120.0060.00914.77
7.2.330.0060.00916.57
7.2.320.0130.00816.25
7.2.310.0090.00916.72
7.2.300.0100.01216.67
7.2.290.0100.00616.36
7.1.70.0000.00817.26
7.1.60.0060.00617.22
7.1.50.0090.00916.86
7.1.40.0000.01116.68
7.1.30.0060.00616.69
7.1.20.0040.00816.70
7.1.10.0040.00816.54
7.1.00.0030.01316.50
7.0.200.0060.00916.75
7.0.190.0000.01016.64
7.0.180.0030.00716.50
7.0.170.0000.00716.50
7.0.160.0020.00516.50
7.0.150.0000.00716.50
7.0.140.0070.01016.50
7.0.130.0030.00516.50
7.0.120.0000.00716.50
7.0.110.0000.00716.52
7.0.100.0040.00416.50
7.0.90.0000.00916.50
7.0.80.0080.00016.50
7.0.70.0030.00616.50
7.0.60.0040.01116.50
7.0.50.0030.00716.50
7.0.40.0040.00416.50
7.0.30.0080.00016.50
7.0.20.0050.00216.50
7.0.10.0070.00016.50
7.0.00.0000.00716.50
5.6.300.0070.05320.63
5.6.290.0070.07520.76
5.6.280.0030.06720.89
5.6.270.0100.05020.89
5.6.260.0000.04420.91
5.6.250.0000.04620.83
5.6.240.0100.08220.99
5.6.230.0030.06920.84
5.6.220.0030.04721.04
5.6.210.0000.08721.08
5.6.200.0070.04120.89
5.6.190.0030.04820.99
5.6.180.0030.04020.77
5.6.170.0030.04220.87
5.6.160.0030.04420.74
5.6.150.0200.03320.93
5.6.140.0000.04421.05
5.6.130.0030.04021.03
5.6.120.0070.04920.83
5.6.110.0030.04520.83
5.6.100.0030.04120.99
5.6.90.0030.06420.92
5.6.80.0060.03620.42
5.6.70.0030.03820.33
5.6.60.0100.05820.30
5.6.50.0030.04020.22
5.6.40.0000.04520.19
5.6.30.0130.04420.30
5.6.20.0070.03620.33
5.6.10.0100.03320.29
5.6.00.0060.04220.18
5.5.380.0130.05517.64
5.5.370.0030.07817.56
5.5.360.0030.04317.68
5.5.350.0100.04917.54
5.5.340.0030.04017.88
5.5.330.0000.04618.10
5.5.320.0030.04017.86
5.5.310.0070.03718.06
5.5.300.0000.04118.03
5.5.290.0030.03918.00
5.5.280.0030.03918.12
5.5.270.0030.04018.08
5.5.260.0000.04418.17
5.5.250.0030.04117.87
5.5.240.0060.03417.39
5.5.230.0030.03917.21
5.5.220.0030.03717.23
5.5.210.0070.07817.47
5.5.200.0000.04417.48
5.5.190.0100.03317.40
5.5.180.0030.04117.38
5.5.160.0000.03917.47
5.5.150.0140.03517.53
5.5.140.0000.04017.52
5.5.130.0030.06517.52
5.5.120.0100.03517.21
5.5.110.0030.04517.20
5.5.100.0070.03317.00
5.5.90.0030.03617.31
5.5.80.0100.05317.43
5.5.70.0100.03617.39
5.5.60.0000.04417.36
5.5.50.0030.04017.27
5.5.40.0040.03917.34
5.5.30.0090.03117.33
5.5.20.0030.04017.32
5.5.10.0000.04217.33
5.5.00.0000.04617.29
5.4.450.0070.06319.22
5.4.440.0000.04719.38
5.4.430.0100.04419.25
5.4.420.0030.03919.48
5.4.410.0200.04419.22
5.4.400.0070.05519.18
5.4.390.0100.06318.97
5.4.380.0000.04218.98
5.4.370.0130.04018.93
5.4.360.0030.04218.89
5.4.350.0000.04419.14
5.4.340.0000.04119.08
5.4.320.0030.04019.02
5.4.310.0040.03919.05
5.4.300.0030.03618.92
5.4.290.0030.04019.05
5.4.280.0030.04818.92
5.4.270.0030.05819.04
5.4.260.0000.04619.04
5.4.250.0000.03919.04
5.4.240.0000.04918.91
5.4.230.0260.03019.17
5.4.220.0200.04019.02
5.4.210.0030.04019.02
5.4.200.0030.04218.97
5.4.190.0140.05119.02
5.4.180.0340.03718.95
5.4.170.0030.03618.91
5.4.160.0000.04419.01
5.4.150.0070.04018.87
5.4.140.0130.04016.75
5.4.130.0030.03816.75
5.4.120.0000.04416.75
5.4.110.0030.03716.80
5.4.100.0030.03616.67
5.4.90.0030.03716.73
5.4.80.0030.03316.78
5.4.70.0070.04416.64
5.4.60.0030.03616.50
5.4.50.0000.03916.66
5.4.40.0000.03716.60
5.4.30.0030.03616.68
5.4.20.0000.03616.50
5.4.10.0060.03116.53
5.4.00.0000.03616.50
5.3.290.0000.04316.50
5.3.280.0070.04016.50
5.3.270.0060.03616.50
5.3.260.0060.03616.50
5.3.250.0070.04316.50
5.3.240.0130.03516.50
5.3.230.0030.04016.50
5.3.220.0060.03816.50
5.3.210.0030.03616.50
5.3.200.0030.03916.50
5.3.190.0030.03516.50
5.3.180.0030.08116.50
5.3.170.0130.02916.50
5.3.160.0030.03516.50
5.3.150.0030.04216.50
5.3.140.0030.04016.50
5.3.130.0000.04016.50
5.3.120.0070.03316.50
5.3.110.0030.03516.50
5.3.100.0060.03116.50
5.3.90.0070.03316.50
5.3.80.0000.03716.50
5.3.70.0000.03716.50
5.3.60.0070.03016.50
5.3.50.0030.03316.50
5.3.40.0030.03316.50
5.3.30.0070.03116.50
5.3.20.0000.05116.50
5.3.10.0030.03216.50
5.3.00.0000.03716.50
5.2.170.0030.02716.50
5.2.160.0030.02716.50
5.2.150.0030.02716.50
5.2.140.0030.02816.50
5.2.130.0000.03316.50
5.2.120.0000.03516.50
5.2.110.0040.02616.50
5.2.100.0100.02916.50
5.2.90.0030.02816.50
5.2.80.0070.02716.50
5.2.70.0000.03216.50
5.2.60.0000.03016.50
5.2.50.0000.03016.50
5.2.40.0040.02816.50
5.2.30.0030.02716.50
5.2.20.0000.02916.50
5.2.10.0030.02916.50
5.2.00.0000.03216.50
5.1.60.0070.02016.50
5.1.50.0000.03116.50
5.1.40.0030.02216.50
5.1.30.0000.02816.50
5.1.20.0030.02416.50
5.1.10.0030.02416.50
5.1.00.0030.04116.50
5.0.50.0160.01616.50
5.0.40.0060.02316.50
5.0.30.0130.03316.50
5.0.20.0030.01916.50
5.0.10.0040.01816.50
5.0.00.0030.02916.50
4.4.90.0030.01316.50
4.4.80.0030.01316.50
4.4.70.0000.01616.50
4.4.60.0070.01316.50
4.4.50.0030.01416.50
4.4.40.0000.02616.50
4.4.30.0000.01616.50
4.4.20.0030.01316.50
4.4.10.0000.01716.50
4.4.00.0000.02716.50
4.3.110.0000.01616.50
4.3.100.0150.00616.50
4.3.90.0030.01316.50
4.3.80.0000.02716.50
4.3.70.0000.01616.50
4.3.60.0000.01716.50
4.3.50.0000.01716.50
4.3.40.0000.02416.50
4.3.30.0030.01416.50
4.3.20.0000.01716.50
4.3.10.0100.01016.50
4.3.00.0000.01916.50

preferences:
57.81 ms | 401 KiB | 5 Q