3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(&$bar) { echo $bar; } $a = 1; foo($b =& $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)
8.3.70.0120.00618.29
8.3.60.0070.01118.55
8.3.50.0070.01318.34
8.3.40.0070.00718.43
8.3.30.0140.00418.76
8.3.20.0060.00318.66
8.3.10.0050.00221.90
8.3.00.0040.00421.96
8.2.190.0070.01316.58
8.2.180.0070.01118.16
8.2.170.0080.00822.96
8.2.160.0140.00019.08
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0030.00626.16
8.2.120.0080.00021.04
8.2.110.0040.00719.31
8.2.100.0090.00317.89
8.2.90.0040.00418.03
8.2.80.0040.00417.97
8.2.70.0050.00317.55
8.2.60.0040.00418.03
8.2.50.0030.00518.10
8.2.40.0050.00321.21
8.2.30.0030.00520.57
8.2.20.0000.00717.93
8.2.10.0040.00418.11
8.2.00.0000.00819.48
8.1.280.0140.00025.92
8.1.270.0080.00020.33
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00617.46
8.1.230.0070.00420.95
8.1.220.0050.00317.74
8.1.210.0040.00418.89
8.1.200.0030.00617.10
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0030.00618.69
8.1.160.0000.00718.81
8.1.150.0000.00718.73
8.1.140.0040.00418.73
8.1.130.0040.00417.36
8.1.120.0000.00717.36
8.1.110.0000.00717.39
8.1.100.0040.00417.37
8.1.90.0030.00517.28
8.1.80.0000.00917.39
8.1.70.0030.00617.27
8.1.60.0000.00817.62
8.1.50.0070.00417.45
8.1.40.0000.00817.56
8.1.30.0040.00417.58
8.1.20.0040.00417.61
8.1.10.0060.00317.46
8.1.00.0040.00417.46
8.0.300.0000.00719.70
8.0.290.0060.00316.63
8.0.280.0000.00718.48
8.0.270.0000.00717.17
8.0.260.0040.00416.68
8.0.250.0000.00816.86
8.0.240.0050.00316.98
8.0.230.0040.00416.79
8.0.220.0060.00316.82
8.0.210.0040.00416.75
8.0.200.0030.00316.84
8.0.190.0040.00416.75
8.0.180.0050.00316.91
8.0.170.0030.00616.85
8.0.160.0040.00416.78
8.0.150.0040.00416.62
8.0.140.0070.00016.82
8.0.130.0050.00013.30
8.0.120.0000.00816.68
8.0.110.0000.00716.71
8.0.100.0030.00516.88
8.0.90.0040.00416.71
8.0.80.0140.00116.76
8.0.70.0000.00716.64
8.0.60.0000.00716.86
8.0.50.0000.00716.93
8.0.30.0100.00917.02
8.0.20.0090.00917.40
8.0.10.0000.00716.87
8.0.00.0130.01116.75
7.4.330.0000.00715.55
7.4.320.0030.00316.45
7.4.300.0040.00416.56
7.4.290.0030.00316.54
7.4.280.0030.00616.49
7.4.270.0000.00716.52
7.4.260.0000.00716.60
7.4.250.0040.00416.35
7.4.240.0000.00716.42
7.4.230.0070.00016.57
7.4.220.0030.00516.60
7.4.210.0020.01216.55
7.4.200.0000.00716.43
7.4.160.0080.00916.52
7.4.140.0080.01017.86
7.4.130.0150.00316.65
7.4.120.0100.00916.48
7.4.110.0150.00316.60
7.4.100.0110.01216.51
7.4.90.0030.01316.41
7.4.80.0090.00919.39
7.4.70.0140.00316.59
7.4.60.0080.00816.55
7.4.50.0110.00416.47
7.4.40.0160.00616.48
7.4.00.0070.00714.86
7.3.330.0050.00013.22
7.3.320.0000.00613.07
7.3.310.0070.00016.20
7.3.300.0000.00716.18
7.3.290.0000.00816.30
7.3.280.0100.00616.22
7.3.260.0080.01016.54
7.3.240.0090.01116.41
7.3.230.0100.00716.60
7.3.210.0100.01016.45
7.3.200.0110.00616.25
7.3.190.0050.01516.64
7.3.180.0060.01616.39
7.3.170.0140.00516.43
7.3.160.0080.00816.31
7.3.10.0100.00716.59
7.3.00.0030.01016.52
7.2.330.0090.01616.57
7.2.320.0100.01316.57
7.2.310.0140.00616.68
7.2.300.0130.00316.60
7.2.290.0080.00816.30
7.2.130.0040.01216.59
7.2.120.0030.00816.77
7.2.110.0100.00316.81
7.2.100.0390.00215.70
7.2.90.0300.00715.67
7.2.80.0390.00915.77
7.2.70.0450.00315.99
7.2.60.0400.01015.91
7.2.50.0340.01015.97
7.2.40.0390.00715.98
7.2.30.0370.01115.85
7.2.20.0290.01315.92
7.2.10.0460.00515.91
7.2.00.0330.00715.69
7.1.250.0070.00715.65
7.1.210.0660.01013.82
7.1.200.0610.00013.54
7.1.190.1400.00313.93
7.1.180.0760.00313.75
7.1.170.0750.00313.72
7.1.160.0770.00213.78
7.1.150.0710.01013.77
7.1.140.0520.01013.71
7.1.130.0650.00313.88
7.1.120.0610.00313.61
7.1.110.0740.00913.95
7.1.100.0780.00013.51
7.1.90.0750.00713.82
7.1.80.0670.00613.64
7.1.70.0550.01013.64
7.1.60.0760.01331.65
7.1.50.0700.01431.46
7.1.40.0800.01031.57
7.1.30.0680.01031.67
7.1.20.0830.00331.73
7.1.10.0660.00013.54
7.1.00.0490.01313.72

preferences:
17.33 ms | 401 KiB | 5 Q