3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(string &$var) { $var = 5; } $var = "hello"; foo($var); var_dump($var);

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)
8.5.30.0080.00919.32
8.5.20.0110.00619.76
8.5.10.0110.00716.73
8.5.00.0110.01119.79
8.4.180.0140.00625.39
8.4.170.0160.00723.78
8.4.160.0070.01423.86
8.4.150.0080.00516.83
8.4.140.0110.01017.54
8.4.130.0110.00617.70
8.4.120.0090.01020.44
8.4.110.0100.01022.55
8.4.100.0080.01318.71
8.4.90.0110.00920.68
8.4.80.0060.00318.81
8.4.70.0080.00818.62
8.4.60.0090.00920.37
8.4.50.0140.00820.31
8.4.40.0120.00817.68
8.4.30.0090.00018.57
8.4.20.0200.00019.73
8.4.10.0060.01220.86
8.3.300.0130.00920.72
8.3.290.0130.00820.75
8.3.280.0090.00918.25
8.3.270.0130.00716.48
8.3.260.0090.00916.61
8.3.250.0070.01118.70
8.3.240.0130.00416.68
8.3.230.0110.00816.49
8.3.220.0110.00818.88
8.3.210.0130.00616.38
8.3.200.0050.00616.72
8.3.190.0090.00918.75
8.3.180.0110.00720.75
8.3.170.0070.01017.20
8.3.160.0120.00616.41
8.3.150.0060.01216.79
8.3.140.0030.00616.53
8.3.130.0080.00016.69
8.3.120.0090.00018.80
8.3.110.0090.00020.94
8.3.100.0090.00024.06
8.3.90.0120.00026.77
8.3.80.0030.00618.43
8.3.70.0130.01016.58
8.3.60.0110.00718.14
8.3.50.0130.00324.34
8.3.40.0130.00318.84
8.3.30.0060.00919.04
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0140.01018.54
8.2.290.0110.00520.47
8.2.280.0050.00518.30
8.2.270.0150.00316.46
8.2.260.0070.01117.03
8.2.250.0040.00418.64
8.2.240.0040.00416.95
8.2.230.0060.00322.58
8.2.220.0080.00037.54
8.2.210.0070.00726.77
8.2.200.0000.00916.63
8.2.190.0060.01216.58
8.2.180.0070.00725.92
8.2.170.0100.00718.83
8.2.160.0030.01022.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0020.00526.16
8.2.120.0040.00426.35
8.2.110.0070.00321.07
8.2.100.0070.00417.66
8.2.90.0040.00417.63
8.2.80.0040.00418.61
8.2.70.0040.00417.93
8.2.60.0030.00518.09
8.2.50.0000.00819.28
8.2.40.0000.00820.99
8.2.30.0070.00019.06
8.2.20.0000.00717.98
8.2.10.0050.00319.08
8.2.00.0040.00419.16
8.1.340.0140.00519.73
8.1.330.0120.00722.15
8.1.320.0130.00716.45
8.1.310.0050.00316.70
8.1.300.0070.00316.29
8.1.290.0030.00618.88
8.1.280.0120.00925.92
8.1.270.0080.00023.99
8.1.260.0000.00828.09
8.1.250.0000.00828.09
8.1.240.0100.00022.52
8.1.230.0060.00621.03
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0100.00017.22
8.1.190.0040.00417.10
8.1.180.0000.00818.96
8.1.170.0060.00318.46
8.1.160.0040.00418.89
8.1.150.0000.00818.78
8.1.140.0030.00518.80
8.1.130.0000.00719.98
8.1.120.0040.00417.43
8.1.110.0000.00817.32
8.1.100.0040.00417.27
8.1.90.0000.00817.22
8.1.80.0040.00417.35
8.1.70.0070.00017.43
8.1.60.0040.00417.58
8.1.50.0000.00817.46
8.1.40.0040.00417.52
8.1.30.0060.00317.60
8.1.20.0040.00417.58
8.1.10.0050.00217.57
8.1.00.0000.00717.40
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.29
8.0.270.0040.00416.76
8.0.260.0030.00320.16
8.0.250.0000.00816.96
8.0.240.0000.00716.83
8.0.230.0000.00716.92
8.0.220.0000.00716.80
8.0.210.0030.00316.75
8.0.200.0060.00016.83
8.0.190.0030.00316.87
8.0.180.0030.00316.88
8.0.170.0050.00316.74
8.0.160.0040.00416.84
8.0.150.0000.00816.82
8.0.140.0000.00716.82
8.0.130.0000.00513.32
8.0.120.0050.00316.86
8.0.110.0080.00016.92
8.0.100.0040.00416.75
8.0.90.0080.00016.87
8.0.80.0050.01116.81
8.0.70.0030.00616.94
8.0.60.0040.00416.95
8.0.50.0000.00716.86
8.0.30.0110.00816.67
8.0.20.0120.00917.25
8.0.10.0030.00517.05
8.0.00.0030.01416.40
7.4.330.0020.00215.55
7.4.320.0000.00616.43
7.4.300.0000.00716.42
7.4.290.0040.00416.59
7.4.280.0040.00416.63
7.4.270.0030.00316.49
7.4.260.0030.00313.24
7.4.250.0030.00316.44
7.4.240.0020.00516.61
7.4.230.0030.00316.40
7.4.220.0050.00216.50
7.4.210.0050.00916.56
7.4.200.0030.00316.39
7.4.130.0130.00716.51
7.4.120.0070.01716.49
7.4.110.0070.01416.30
7.4.100.0030.02116.64
7.4.90.0030.01316.28
7.4.80.0060.01219.39
7.4.70.0120.00616.50
7.4.60.0120.00316.45
7.4.50.0130.00316.35
7.4.40.0070.01116.37
7.4.30.0070.01016.50
7.4.20.0130.00416.28
7.4.10.0150.00316.55
7.4.00.0060.01016.57
7.3.330.0030.00616.10
7.3.320.0030.00313.15
7.3.310.0000.00716.14
7.3.300.0000.00716.25
7.3.290.0110.00616.26
7.3.280.0100.01016.07
7.3.260.0000.01816.18
7.3.240.0100.00816.29
7.3.230.0070.01016.27
7.3.210.0060.00916.25
7.3.200.0030.01316.33
7.3.190.0030.01216.38
7.3.180.0040.01116.32
7.3.170.0140.00316.32
7.3.160.0060.01016.36
7.3.150.0140.00316.30
7.3.140.0090.00816.26
7.3.130.0040.01216.24
7.3.120.0120.00416.21
7.3.110.0090.00916.20
7.3.100.0160.00716.55
7.3.90.0140.00316.22
7.3.80.0100.00616.32
7.3.70.0080.01216.34
7.3.60.0140.00316.30
7.3.50.0110.00716.26
7.3.40.0100.01116.17
7.3.30.0000.01616.37
7.3.20.0120.00416.47
7.3.10.0090.00916.21
7.3.00.0150.00316.38
7.2.330.0080.00916.24
7.2.320.0060.01316.20
7.2.310.0070.01016.30
7.2.300.0110.00816.67
7.2.290.0030.01316.50
7.2.280.0040.01516.47
7.2.270.0060.01116.49
7.2.260.0100.00716.18
7.2.250.0000.01816.60
7.2.240.0060.01216.09
7.2.230.0100.00716.64
7.2.220.0110.00616.57
7.2.210.0140.00716.11
7.2.200.0030.01316.45
7.2.190.0000.02416.37
7.2.180.0120.00916.31
7.2.170.0130.00316.36
7.2.160.0030.01316.30
7.2.150.0120.00616.46
7.2.140.0100.00716.52
7.2.130.0140.00516.41
7.2.120.0090.00916.55
7.2.110.0140.01116.40
7.2.100.0100.00716.31
7.2.90.0130.00516.43
7.2.80.0060.01116.31
7.2.70.0070.01416.40
7.2.60.0160.00316.57
7.2.50.0080.00816.65
7.2.40.0030.01416.47
7.2.30.0110.01116.45
7.2.20.0190.01316.54
7.2.10.0140.00316.43
7.2.00.0100.00616.41

preferences:
45.25 ms | 1470 KiB | 5 Q