3v4l.org

run code in 300+ PHP versions simultaneously
<?php class b { public $a = 'a'; } function lala(b &$a) { $a->a = 'b'; echo $a->a; } $d = new b(); lala($d); echo $d->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)
8.3.70.0120.00918.30
8.3.60.0140.00618.68
8.3.50.0070.01221.96
8.3.40.0160.00318.78
8.3.30.0140.00419.17
8.3.20.0040.00420.39
8.3.10.0090.00021.75
8.3.00.0080.00019.08
8.2.180.0120.00318.29
8.2.170.0090.00622.96
8.2.160.0140.00022.21
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0100.00726.16
8.2.120.0050.00319.54
8.2.110.0060.00322.24
8.2.100.0080.00318.16
8.2.90.0060.00319.27
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0050.00318.04
8.2.50.0040.00418.07
8.2.40.0000.00719.88
8.2.30.0070.00018.13
8.2.20.0080.00017.68
8.2.10.0000.00717.88
8.2.00.0060.00317.68
8.1.280.0130.00725.92
8.1.270.0000.00818.92
8.1.260.0000.00826.35
8.1.250.0170.00028.09
8.1.240.0030.00723.88
8.1.230.0000.01119.15
8.1.220.0000.00917.78
8.1.210.0000.00818.77
8.1.200.0090.00017.00
8.1.190.0040.00417.00
8.1.180.0090.00018.10
8.1.170.0030.00518.52
8.1.160.0000.00722.02
8.1.150.0080.00018.87
8.1.140.0000.00717.50
8.1.130.0000.00717.73
8.1.120.0050.00317.30
8.1.110.0000.00817.30
8.1.100.0070.00017.27
8.1.90.0040.00417.41
8.1.80.0020.00517.41
8.1.70.0030.00317.28
8.1.60.0040.00417.61
8.1.50.0050.00517.55
8.1.40.0030.00717.44
8.1.30.0040.00417.56
8.1.20.0070.00417.60
8.1.10.0030.00617.58
8.1.00.0040.00417.52
8.0.300.0030.00618.77
8.0.290.0000.00716.88
8.0.280.0000.00718.45
8.0.270.0000.00717.30
8.0.260.0030.00317.25
8.0.250.0030.00316.90
8.0.240.0000.00817.03
8.0.230.0000.00616.86
8.0.220.0070.00016.92
8.0.210.0070.00016.90
8.0.200.0030.00316.80
8.0.190.0030.00517.00
8.0.180.0040.00416.91
8.0.170.0030.00516.84
8.0.160.0030.00316.95
8.0.150.0000.00716.74
8.0.140.0000.00816.84
8.0.130.0050.00013.36
8.0.120.0050.00316.89
8.0.110.0050.00316.86
8.0.100.0030.00516.86
8.0.90.0040.00416.86
8.0.80.0190.00316.79
8.0.70.0050.00316.70
8.0.60.0040.00416.95
8.0.50.0040.00416.84
8.0.30.0080.01116.96
8.0.20.0110.00817.40
8.0.10.0050.00316.84
8.0.00.0230.01916.81
7.4.330.0000.00515.03
7.4.320.0000.00616.44
7.4.300.0030.00316.51
7.4.290.0050.00216.65
7.4.280.0080.00316.52
7.4.270.0000.00616.53
7.4.260.0030.00316.48
7.4.250.0050.00316.48
7.4.240.0040.00416.53
7.4.230.0030.00316.67
7.4.220.0060.01216.70
7.4.210.0090.00616.54
7.4.200.0030.00516.30
7.4.160.0110.00416.46
7.4.150.0150.00317.40
7.4.140.0110.00817.86
7.4.130.0100.01116.61
7.4.120.0110.00516.52
7.4.110.0110.00816.54
7.4.100.0180.00316.48
7.4.90.0040.01216.37
7.4.80.0150.00319.39
7.4.70.0060.01616.63
7.4.60.0100.00616.66
7.4.50.0040.00416.29
7.4.40.0030.01816.52
7.4.30.0180.00416.48
7.4.00.0110.00614.91
7.3.330.0050.00013.10
7.3.320.0000.00513.07
7.3.310.0030.00316.34
7.3.300.0030.00316.30
7.3.290.0080.00816.22
7.3.280.0110.00916.19
7.3.270.0150.00617.40
7.3.260.0060.01116.56
7.3.250.0140.00416.33
7.3.240.0060.01416.60
7.3.230.0090.01516.39
7.3.210.0100.00616.25
7.3.200.0030.01719.39
7.3.190.0060.01016.44
7.3.180.0080.00916.24
7.3.170.0070.01016.58
7.3.160.0040.01116.23
7.3.120.0070.01114.93
7.3.110.0070.01114.59
7.3.100.0040.01214.88
7.3.90.0070.00314.51
7.3.80.0080.00614.63
7.3.70.0070.00715.00
7.3.60.0030.01214.93
7.3.50.0040.00814.48
7.3.40.0060.00314.78
7.3.30.0080.00814.75
7.3.20.0070.01016.61
7.3.10.0040.00916.68
7.3.00.0060.01016.54
7.2.330.0030.01316.86
7.2.320.0100.01316.45
7.2.310.0090.01216.62
7.2.300.0100.00616.40
7.2.290.0040.01816.86
7.2.250.0070.01014.75
7.2.240.0070.01414.93
7.2.230.0030.01315.12
7.2.220.0040.00815.22
7.2.210.0040.00815.09
7.2.200.0030.00914.99
7.2.190.0090.00315.20
7.2.180.0070.00714.96
7.2.170.0000.01414.96
7.2.130.0030.01416.82
7.2.120.0030.01016.94
7.2.110.0030.00616.83
7.2.100.0070.00716.84
7.2.90.0070.00716.81
7.2.80.0040.01117.14
7.2.70.0030.01016.94
7.2.60.0060.00916.89
7.2.50.0100.00716.90
7.2.40.0070.01016.65
7.2.30.0030.00717.02
7.2.20.0100.00716.86
7.2.10.0070.01016.96
7.2.00.0070.00617.98
7.1.330.0030.01415.54
7.1.320.0040.00715.69
7.1.310.0030.00715.84
7.1.300.0000.01315.45
7.1.290.0060.00615.73
7.1.280.0050.00515.84
7.1.270.0070.01015.82
7.1.260.0030.01215.67
7.1.250.0100.00315.61
7.1.100.0100.00317.86
7.1.70.0030.00617.23
7.1.60.0110.01419.46
7.1.50.0130.00717.03
7.1.00.0070.07022.51
7.0.200.0140.00714.96
7.0.140.0030.05721.98
7.0.60.0070.07019.87
7.0.50.0100.06017.93
7.0.40.0070.04320.41
7.0.30.0300.07020.04
7.0.20.0330.05020.20
7.0.10.0100.06320.15
7.0.00.0030.09320.15
5.6.280.0130.06320.82
5.6.210.0130.04720.50
5.6.200.0200.06718.19
5.6.190.0070.08720.33
5.6.180.0170.05720.45
5.6.170.0270.06320.62
5.6.160.0070.08720.61
5.6.150.0030.08318.16
5.6.140.0030.05018.15
5.6.130.0070.05718.25
5.6.120.0030.08321.04
5.6.110.0100.08321.02
5.6.100.0030.04720.98
5.6.90.0130.08021.13
5.6.80.0170.07320.49
5.5.350.4170.03720.43
5.5.340.0100.06318.05
5.5.330.0200.07020.41
5.5.320.0330.03320.27
5.5.310.0370.04320.51
5.5.300.0030.05317.98
5.5.290.0130.07718.01
5.5.280.0070.08720.77
5.5.270.0070.04020.96
5.5.260.0170.07720.68
5.5.250.0100.06720.61
5.5.240.0170.07020.26
5.4.450.0630.05719.55
5.4.440.0700.05019.20
5.4.430.0070.06319.63
5.4.420.0130.06019.38
5.4.410.0030.06319.42
5.4.400.0130.05019.02
5.4.390.0130.05718.61
5.4.380.0230.05318.79
5.4.370.0170.06018.59
5.4.360.0200.06018.80
5.4.350.0200.05718.61
5.4.340.0130.06018.73
5.4.320.0130.08018.58
5.4.310.0230.06018.58
5.4.300.0130.06018.80
5.4.290.0200.07018.74
5.4.280.0230.06318.52
5.4.270.0230.06718.50
5.4.260.0270.06318.54
5.4.250.0330.06318.46
5.4.240.0270.06718.54
5.4.230.0370.05318.59
5.4.220.0270.04718.77
5.4.210.0100.06718.75
5.4.200.0230.06316.62
5.4.190.0200.07018.82
5.4.180.0100.06318.59
5.4.170.0200.05318.59
5.4.160.0230.06718.59
5.4.150.0170.06718.61
5.4.140.0230.06316.46
5.4.130.0300.05716.19
5.4.120.0230.04316.24
5.4.110.0230.04716.27
5.4.100.0200.07016.47
5.4.90.0230.06716.27
5.4.80.0230.05016.24
5.4.70.0430.04716.41
5.4.60.0200.05316.41
5.4.50.0070.05316.27
5.4.40.0130.05316.19
5.4.30.0200.05016.39
5.4.20.0170.05316.18
5.4.10.0230.04716.13
5.4.00.0230.04015.67
5.3.290.0070.06014.76
5.3.280.0170.05014.58
5.3.270.0170.05314.70
5.3.260.0200.05314.72
5.3.250.0100.06014.73
5.3.240.0130.05314.71
5.3.230.0200.05014.72
5.3.220.0070.06714.69
5.3.210.0230.04714.72
5.3.200.0200.06014.69
5.3.190.0270.06714.61
5.3.180.0200.05714.72
5.3.170.0230.04314.69
5.3.160.0170.05314.72
5.3.150.0170.05714.74
5.3.140.0270.06714.69
5.3.130.0130.07714.76
5.3.120.0230.07314.75
5.3.110.0230.07314.52
5.3.100.0270.06014.14
5.3.90.0170.07314.08
5.3.80.0230.06714.08
5.3.70.0230.06314.07
5.3.60.0200.06314.05
5.3.50.0170.07014.06
5.3.40.0270.06314.12
5.3.30.0170.07014.07
5.3.20.0230.06313.81
5.3.10.0230.06313.64
5.3.00.0200.07013.64
5.2.170.0130.06311.37
5.2.160.0130.04011.37
5.2.150.0070.05011.23
5.2.140.0130.04011.20
5.2.130.0130.05011.21
5.2.120.0170.04011.18
5.2.110.0130.04311.23
5.2.100.0270.03311.14
5.2.90.0200.03311.17
5.2.80.0030.05311.31
5.2.70.0100.04711.12
5.2.60.0130.04011.05
5.2.50.0070.05311.12
5.2.40.0170.04011.21
5.2.30.0130.06011.07
5.2.20.0070.05311.18
5.2.10.0170.03311.04
5.2.00.0130.04310.82
5.1.60.0170.03010.03
5.1.50.0130.03310.18
5.1.40.0070.0379.96
5.1.30.0100.03710.35
5.1.20.0070.04310.39
5.1.10.0100.05010.14
5.1.00.0170.04310.21
5.0.50.0130.0338.63
5.0.40.0070.0408.43
5.0.30.0030.0608.25
5.0.20.0100.0308.20
5.0.10.0130.0338.21
5.0.00.0030.0478.29
4.4.90.0170.0136.94
4.4.80.0170.0176.94
4.4.70.0100.0206.94
4.4.60.0070.0236.94
4.4.50.0100.0176.94
4.4.40.0030.0406.94
4.4.30.0030.0236.94
4.4.20.0100.0206.94
4.4.10.0030.0276.94
4.4.00.0100.0306.94
4.3.110.0070.0236.94
4.3.100.0070.0206.94
4.3.90.0100.0206.94
4.3.80.0000.0406.94
4.3.70.0070.0236.94
4.3.60.0030.0276.94
4.3.50.0030.0306.94
4.3.40.0030.0376.94
4.3.30.0030.0236.94
4.3.20.0030.0236.94
4.3.10.0000.0276.94
4.3.00.0100.0239.28

preferences:
73.45 ms | 401 KiB | 5 Q