3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f=7; function myfunction(&$d) { return $d++; } myfunction($f); echo $f; ?>

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)
8.3.60.0000.01418.31
8.3.50.0100.01016.47
8.3.40.0040.01118.98
8.3.30.0040.01118.54
8.3.20.0050.00520.86
8.3.10.0040.00421.60
8.3.00.0080.00019.47
8.2.180.0090.00616.50
8.2.170.0110.00422.96
8.2.160.0060.01020.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00722.13
8.2.120.0070.00026.35
8.2.110.0000.00920.53
8.2.100.0060.00617.84
8.2.90.0000.00919.05
8.2.80.0000.00817.97
8.2.70.0030.00817.38
8.2.60.0040.00417.78
8.2.50.0050.00318.10
8.2.40.0000.00822.34
8.2.30.0040.00421.05
8.2.20.0070.00018.11
8.2.10.0000.00717.91
8.2.00.0000.00818.10
8.1.280.0100.01025.92
8.1.270.0040.00423.84
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.88
8.1.230.0040.00819.23
8.1.220.0050.00517.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0040.00418.51
8.1.160.0000.00719.00
8.1.150.0050.00320.53
8.1.140.0000.01019.38
8.1.130.0040.00418.71
8.1.120.0000.00717.46
8.1.110.0030.00517.36
8.1.100.0040.00417.43
8.1.90.0050.00317.29
8.1.80.0000.01017.33
8.1.70.0000.01017.36
8.1.60.0040.00417.46
8.1.50.0040.00417.39
8.1.40.0090.00017.46
8.1.30.0060.00317.53
8.1.20.0000.00817.68
8.1.10.0030.00617.48
8.1.00.0000.00717.39
8.0.300.0080.00018.77
8.0.290.0000.00716.63
8.0.280.0040.00418.45
8.0.270.0030.00317.25
8.0.260.0070.00016.80
8.0.250.0070.00016.95
8.0.240.0040.00416.82
8.0.230.0060.00016.79
8.0.220.0030.00316.80
8.0.210.0030.00316.86
8.0.200.0030.00316.89
8.0.190.0030.00616.88
8.0.180.0030.00616.89
8.0.170.0050.00216.75
8.0.160.0070.00016.84
8.0.150.0000.00816.72
8.0.140.0030.00316.70
8.0.130.0000.00813.29
8.0.120.0000.00716.70
8.0.110.0070.00016.93
8.0.100.0030.00316.87
8.0.90.0030.00316.71
8.0.80.0060.00916.88
8.0.70.0000.00816.93
8.0.60.0070.00016.86
8.0.50.0060.00316.82
8.0.30.0120.00716.98
8.0.20.0140.00917.40
8.0.10.0000.00916.83
8.0.00.0120.00616.77
7.4.330.0050.00015.55
7.4.320.0060.00016.52
7.4.300.0030.00316.34
7.4.290.0050.00516.35
7.4.280.0040.00416.48
7.4.270.0040.00416.60
7.4.260.0020.00516.43
7.4.250.0000.00716.36
7.4.240.0030.00716.49
7.4.230.0000.00716.70
7.4.220.0150.01116.55
7.4.210.0090.00916.61
7.4.200.0070.00016.57
7.4.160.0090.00616.45
7.4.150.0150.00317.40
7.4.140.0130.00617.86
7.4.130.0140.00316.55
7.4.120.0120.00716.50
7.4.110.0150.00416.53
7.4.100.0100.01016.44
7.4.90.0100.00616.40
7.4.80.0120.01219.39
7.4.70.0130.00916.54
7.4.60.0120.00316.48
7.4.50.0070.00316.35
7.4.40.0060.01016.42
7.4.30.0120.00416.60
7.4.00.0060.01014.93
7.3.330.0030.00313.29
7.3.320.0000.00713.28
7.3.310.0000.00616.18
7.3.300.0000.00616.30
7.3.290.0110.00516.28
7.3.280.0100.00516.27
7.3.270.0150.00317.40
7.3.260.0090.00716.33
7.3.250.0100.00916.35
7.3.240.0100.00716.30
7.3.230.0070.01616.48
7.3.210.0080.00816.59
7.3.200.0110.00616.52
7.3.190.0100.00716.48
7.3.180.0100.00716.42
7.3.170.0100.01016.34
7.3.160.0060.00916.39
7.2.330.0130.01016.69
7.2.320.0110.01116.71
7.2.310.0070.01016.66
7.2.300.0130.00316.62
7.2.290.0050.01116.45
7.2.60.0110.00416.57
7.2.00.0090.00619.30
7.1.200.0100.00315.62
7.1.100.0050.00517.83
7.1.70.0040.00417.05
7.1.60.1300.02733.11
7.1.50.2200.02732.68
7.1.40.1470.00732.43
7.1.30.2130.01332.31
7.1.20.1400.01032.56
7.1.10.0970.00714.69
7.1.00.0900.01314.61
7.0.200.2300.01014.88
7.0.190.1930.00714.85
7.0.180.1900.01014.56
7.0.170.1630.01714.38
7.0.160.1430.01714.47
7.0.150.1100.01014.25
7.0.140.1000.00714.52
7.0.130.0870.01314.52
7.0.120.0970.01014.50
7.0.110.1030.01014.48
7.0.100.0870.01014.34
7.0.90.0830.00714.36
7.0.80.1070.00314.56
7.0.70.0900.01314.33
7.0.60.1000.01314.16
7.0.50.0870.01014.63
7.0.40.1000.01314.69
7.0.30.1130.01714.75
7.0.20.1700.00314.37
7.0.10.1500.01314.70
7.0.00.1400.01314.55

preferences:
42.7 ms | 400 KiB | 5 Q