3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(&$obj) { return $obj; } $o = "abc"; // No errors foo($o); call_user_func('foo', $o); call_user_func('foo', [$o]); $a[] = "abc"; $a[] = "abc"; $a[] = "abc"; // Warning: Parameter 1 to foo() expected to be a reference, value given in call_user_func('foo', array_slice($a, 0, 1));

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)
8.3.70.0140.00416.50
8.3.60.0150.00016.75
8.3.50.0090.01022.09
8.3.40.0090.00918.95
8.3.30.0100.00718.79
8.3.20.0000.00721.87
8.3.10.0040.00420.50
8.3.00.0050.00321.82
8.2.180.0120.00318.29
8.2.170.0070.00722.96
8.2.160.0040.01122.08
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0050.00220.94
8.2.110.0030.00719.24
8.2.100.0070.01117.91
8.2.90.0040.00417.72
8.2.80.0040.00417.97
8.2.70.0000.00817.93
8.2.60.0070.00018.03
8.2.50.0000.00818.10
8.2.40.0000.00719.42
8.2.30.0070.00019.43
8.2.20.0070.00018.14
8.2.10.0040.00418.07
8.2.00.0080.00017.81
8.1.280.0090.00625.92
8.1.270.0030.00523.91
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0040.00420.99
8.1.230.0040.00817.77
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0040.00417.35
8.1.190.0000.00817.22
8.1.180.0050.00318.10
8.1.170.0040.00418.62
8.1.160.0040.00422.21
8.1.150.0040.00418.90
8.1.140.0040.00419.53
8.1.130.0040.00417.71
8.1.120.0030.00617.47
8.1.110.0060.00317.48
8.1.100.0000.00717.46
8.1.90.0000.00717.38
8.1.80.0040.00417.37
8.1.70.0000.00817.46
8.1.60.0040.00417.61
8.1.50.0000.00817.58
8.1.40.0060.00317.55
8.1.30.0040.00417.62
8.1.20.0080.00017.66
8.1.10.0040.00417.56
8.1.00.0080.00017.41
8.0.300.0000.00818.77
8.0.290.0040.00416.88
8.0.280.0040.00418.47
8.0.270.0000.00717.33
8.0.260.0040.00417.39
8.0.250.0030.00317.04
8.0.240.0000.00717.02
8.0.230.0070.00017.01
8.0.220.0030.00316.84
8.0.210.0000.00816.84
8.0.200.0030.00316.91
8.0.190.0030.00616.92
8.0.180.0070.00017.00
8.0.170.0060.00616.91
8.0.160.0000.00716.99
8.0.150.0030.00316.91
8.0.140.0030.00316.93
8.0.130.0030.00313.39
8.0.120.0040.00416.85
8.0.110.0040.00416.85
8.0.100.0030.00516.99
8.0.90.0040.00416.84
8.0.80.0060.00917.00
8.0.70.0000.00717.00
8.0.60.0000.00816.84
8.0.50.0040.00416.83
8.0.30.0110.00816.98
8.0.20.0120.01117.42
8.0.10.0030.00517.08
8.0.00.0070.01016.54
7.4.330.0000.00615.55
7.4.320.0060.00016.44
7.4.300.0000.00716.42
7.4.290.0030.00316.57
7.4.280.0000.00816.50
7.4.270.0000.00716.53
7.4.260.0070.00016.49
7.4.250.0030.00316.47
7.4.240.0070.00016.54
7.4.230.0000.00716.68
7.4.220.0070.01116.60
7.4.210.0100.00716.52
7.4.200.0040.00416.70
7.4.160.0080.00816.61
7.4.150.0000.02417.40
7.4.140.0140.00517.86
7.4.130.0090.00816.59
7.4.120.0140.00616.53
7.4.110.0170.00516.71
7.4.100.0140.00416.49
7.4.90.0150.00616.48
7.4.80.0090.00919.39
7.4.70.0060.01116.54
7.4.60.0060.01016.46
7.4.50.0090.00616.44
7.4.40.0120.00616.59
7.4.30.0060.01016.68
7.4.00.0000.01415.18
7.3.330.0050.00013.18
7.3.320.0000.00613.29
7.3.310.0070.00016.37
7.3.300.0000.00616.38
7.3.290.0070.00716.34
7.3.280.0090.01016.36
7.3.270.0140.01317.40
7.3.260.0080.01416.44
7.3.250.0090.00816.43
7.3.240.0130.01016.48
7.3.230.0130.00316.39
7.3.210.0140.00316.56
7.3.200.0030.01316.59
7.3.190.0090.00916.38
7.3.180.0100.01016.39
7.3.170.0090.01216.37
7.3.160.0140.00316.44
7.2.330.0070.01016.66
7.2.320.0090.00916.78
7.2.310.0070.01116.67
7.2.300.0100.01216.36
7.2.290.0170.00716.49
7.2.60.0030.01316.80
7.2.00.0000.01019.32
7.1.200.0030.01015.97
7.1.100.0040.00817.75
7.1.70.0060.00616.77
7.1.60.0000.01017.13
7.1.50.0060.01017.02
7.1.00.0030.07722.41
7.0.200.0740.00314.68
7.0.110.0100.06720.24
7.0.100.0230.04720.24
7.0.90.0070.08020.48
7.0.80.0200.06320.25
7.0.70.0030.08020.30
7.0.60.0000.06720.21
7.0.50.0130.05320.32
7.0.40.0330.06020.19
7.0.30.0330.05320.32
7.0.20.0370.05320.28
7.0.10.0370.05020.31
7.0.00.0270.06020.18
5.6.260.0200.04721.06
5.6.250.0200.04320.88
5.6.240.0100.06321.12
5.6.230.0170.05320.80
5.6.220.0130.05021.00
5.6.210.0030.07320.96
5.6.200.0170.05021.02
5.6.190.0030.06321.01
5.6.180.0300.03720.84
5.6.170.0100.06721.00
5.6.160.0100.05720.95
5.6.150.0030.06320.88
5.6.140.0070.06321.03
5.6.130.0200.07021.04
5.6.120.0130.05721.04
5.6.110.0130.06021.03
5.6.100.0200.06320.98
5.6.90.0070.05720.79
5.6.80.0130.05720.38
5.6.70.0000.06320.41
5.6.60.0100.05720.30
5.6.50.0200.04020.43
5.6.40.0130.05020.41
5.6.30.0070.05720.21
5.6.20.0130.05020.44
5.6.10.0000.06020.29
5.6.00.0170.04720.14

preferences:
46.2 ms | 401 KiB | 5 Q