3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; $b = 'test'; $c = null; $test1 = function() use (&$a, &$b, &$c) { $value = 1; $a = &$value; $b = &$value; $c = array( 'c' => &$value, ); }; $test1(); echo 'a: '; var_dump($a); echo 'b: '; var_dump($b); echo 'c: '; var_dump($c); exit;

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)
8.5.30.0040.00419.18
8.5.20.0080.00819.63
8.5.10.0100.00816.82
8.5.00.0080.01420.01
8.4.180.0130.01020.66
8.4.170.0110.01020.74
8.4.160.0140.00723.19
8.4.150.0090.00417.81
8.4.140.0130.00817.45
8.4.130.0110.01119.64
8.4.120.0110.00520.60
8.4.110.0120.00622.42
8.4.100.0140.00718.70
8.4.90.0100.01018.98
8.4.80.0130.00718.82
8.4.70.0080.00317.80
8.4.60.0110.00620.66
8.4.50.0140.00618.84
8.4.40.0140.00617.82
8.4.30.0110.00820.41
8.4.20.0170.00317.92
8.4.10.0030.00719.53
8.3.300.0140.00620.82
8.3.290.0110.01120.66
8.3.280.0050.00418.44
8.3.270.0120.00716.71
8.3.260.0050.00316.73
8.3.250.0090.00918.95
8.3.240.0060.00417.29
8.3.230.0140.00516.68
8.3.220.0130.00518.95
8.3.210.0120.00616.53
8.3.200.0060.00316.86
8.3.190.0140.00517.12
8.3.180.0110.00916.51
8.3.170.0090.00920.79
8.3.160.0130.00617.16
8.3.150.0040.00417.03
8.3.140.0110.00716.52
8.3.130.0150.00418.41
8.3.120.0030.00720.82
8.3.110.0030.00618.37
8.3.100.0080.00016.76
8.3.90.0080.00026.77
8.3.80.0030.00616.63
8.3.70.0070.00716.88
8.3.60.0130.01018.43
8.3.50.0160.00618.08
8.3.40.0130.01018.85
8.3.30.0090.00618.88
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.300.0120.00818.30
8.2.290.0100.00820.44
8.2.280.0110.00820.16
8.2.270.0040.00417.05
8.2.260.0150.00316.77
8.2.250.0070.00718.61
8.2.240.0060.00318.99
8.2.230.0030.00620.94
8.2.220.0120.00324.06
8.2.210.0100.00726.77
8.2.200.0040.00416.63
8.2.190.0040.01116.63
8.2.180.0140.00425.92
8.2.170.0030.01718.96
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0070.00019.83
8.2.110.0060.00320.96
8.2.100.0100.00317.88
8.2.90.0060.00318.16
8.2.80.0020.00520.34
8.2.70.0080.00017.93
8.2.60.0050.00318.16
8.2.50.0080.00018.10
8.2.40.0050.00221.20
8.2.30.0020.00517.73
8.2.20.0040.00420.60
8.2.10.0040.00417.65
8.2.00.0030.00619.31
8.1.340.0100.01017.84
8.1.330.0120.00622.05
8.1.320.0090.01118.11
8.1.310.0060.00316.67
8.1.300.0030.00718.65
8.1.290.0040.00430.84
8.1.280.0080.01225.92
8.1.270.0040.00423.99
8.1.260.0190.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00422.27
8.1.230.0070.00420.90
8.1.220.0040.00417.79
8.1.210.0040.00419.03
8.1.200.0030.00617.35
8.1.190.0090.00017.35
8.1.180.0050.00318.10
8.1.170.0000.00918.69
8.1.160.0070.00019.07
8.1.150.0080.00018.65
8.1.140.0070.00017.46
8.1.130.0000.00718.83
8.1.120.0070.00017.39
8.1.110.0080.00017.39
8.1.100.0040.00417.43
8.1.90.0000.00717.45
8.1.80.0040.00417.35
8.1.70.0070.00017.37
8.1.60.0080.00017.61
8.1.50.0000.00917.54
8.1.40.0000.00917.41
8.1.30.0070.00417.61
8.1.20.0040.00417.59
8.1.10.0030.00517.55
8.1.00.0000.00817.57
8.0.300.0070.00020.21
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0040.00416.82
8.0.260.0030.00318.45
8.0.250.0000.00917.05
8.0.240.0030.00316.94
8.0.230.0020.00517.03
8.0.220.0060.00016.95
8.0.210.0040.00316.85
8.0.200.0050.00317.02
8.0.190.0040.00416.98
8.0.180.0040.00416.91
8.0.170.0030.00616.86
8.0.160.0060.00316.96
8.0.150.0040.00416.79
8.0.140.0070.00116.93
8.0.130.0090.00516.86
8.0.120.0130.00416.85
8.0.110.0130.00316.91
8.0.100.0090.00416.88
8.0.90.0100.00716.83
8.0.80.0080.00716.89
8.0.70.0100.00616.90
8.0.60.0110.00116.89
8.0.50.0080.00616.90
8.0.30.0090.00416.88
8.0.20.0100.00516.97
8.0.10.0130.00317.02
8.0.00.0080.00517.03
7.4.330.0000.00515.55
7.4.320.0030.00316.65
7.4.300.0070.00016.43
7.4.290.0000.00816.46
7.4.280.0030.00616.63
7.4.270.0030.00516.54
7.4.260.0120.00516.49
7.4.250.0130.00416.53
7.4.240.0130.00816.54
7.4.230.0150.00416.51
7.4.220.0130.00416.59
7.4.210.0100.00716.54
7.4.200.0140.00516.48
7.4.190.0100.00716.60
7.4.180.0100.00616.58
7.4.160.0140.00316.54
7.4.150.0110.00616.48
7.4.140.0130.00516.42
7.4.130.0080.00716.46
7.4.120.0090.00516.36
7.4.110.0100.00416.44
7.4.100.0100.00416.47
7.4.90.0100.00516.39
7.4.80.0080.00616.45
7.4.70.0140.00316.41
7.4.60.0100.00716.41
7.4.50.0130.00616.31
7.4.40.0120.00416.36
7.4.30.0130.00416.39
7.4.20.0150.00416.42
7.4.10.0140.00316.39
7.4.00.0120.00416.43
7.3.330.0140.00516.37
7.3.320.0130.00616.37
7.3.310.0130.00616.37
7.3.300.0140.00416.40
7.3.290.0100.00316.42
7.3.280.0120.00616.34
7.3.270.0140.00516.34
7.3.260.0170.00416.27
7.3.250.0140.00516.41
7.3.240.0110.00716.34
7.3.230.0120.00216.32
7.3.220.0090.00516.33
7.3.210.0130.00416.31
7.3.200.0150.00416.36
7.3.190.0140.00516.30
7.3.180.0120.00716.27
7.3.170.0130.00616.35
7.3.160.0090.00716.30
7.3.150.0120.00516.36
7.3.140.0130.00616.29
7.3.130.0150.00416.30

preferences:
55.05 ms | 1340 KiB | 5 Q