3v4l.org

run code in 300+ PHP versions simultaneously
<?php $values = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4); $sum = 0; foreach ($values as &$value) $value++; unset($value); foreach ($values as $value) $sum += $value; print_r($values);

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)
8.4.120.0120.00820.75
8.4.110.0140.00522.15
8.4.100.0100.00918.75
8.4.90.0130.00720.51
8.4.80.0090.00918.49
8.4.70.0090.00718.65
8.4.60.0100.01018.91
8.4.50.0080.00218.50
8.4.40.0160.00319.15
8.4.30.0150.00617.43
8.4.20.0200.00019.51
8.4.10.0060.00319.64
8.3.250.0120.00718.86
8.3.240.0140.00516.57
8.3.230.0040.00516.69
8.3.220.0050.00218.97
8.3.210.0120.00616.46
8.3.200.0060.00216.29
8.3.190.0120.00817.35
8.3.180.0070.01218.95
8.3.170.0080.00016.49
8.3.160.0150.00317.00
8.3.150.0030.00716.60
8.3.140.0150.00418.74
8.3.130.0060.00318.52
8.3.120.0090.00319.03
8.3.110.0080.00020.94
8.3.100.0080.00024.06
8.3.90.0090.00626.77
8.3.80.0040.00418.44
8.3.70.0120.00318.30
8.3.60.0150.00318.14
8.3.50.0090.00418.31
8.3.40.0110.00718.71
8.3.30.0040.01218.57
8.3.20.0050.00220.09
8.3.10.0080.00018.66
8.3.00.0040.00423.27
8.2.290.0080.01020.49
8.2.280.0090.00918.18
8.2.270.0060.01216.79
8.2.260.0110.00716.59
8.2.250.0070.00716.41
8.2.240.0120.00618.61
8.2.230.0090.00022.58
8.2.220.0090.00037.54
8.2.210.0070.01026.77
8.2.200.0090.00016.50
8.2.190.0150.00316.58
8.2.180.0070.01016.32
8.2.170.0110.00322.96
8.2.160.0070.00720.38
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00620.96
8.2.110.0060.00320.86
8.2.100.0060.00618.28
8.2.90.0030.00518.24
8.2.80.0050.00317.97
8.2.70.0060.00318.05
8.2.60.0040.00418.22
8.2.50.0050.00318.10
8.2.40.0000.00920.50
8.2.30.0090.00019.40
8.2.20.0000.00718.02
8.2.10.0000.00818.09
8.2.00.0000.00718.02
8.1.330.0110.00522.05
8.1.320.0030.00516.18
8.1.310.0110.00716.32
8.1.300.0140.00019.95
8.1.290.0090.00030.84
8.1.280.0030.01725.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00417.70
8.1.230.0040.00720.88
8.1.220.0030.00517.91
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0080.00017.35
8.1.180.0030.00619.31
8.1.170.0040.00418.67
8.1.160.0000.00718.81
8.1.150.0040.00420.21
8.1.140.0040.00420.72
8.1.130.0030.00318.82
8.1.120.0040.00417.31
8.1.110.0030.00617.41
8.1.100.0030.00517.47
8.1.90.0040.00417.32
8.1.80.0040.00417.39
8.1.70.0040.00417.43
8.1.60.0050.00317.48
8.1.50.0060.00317.56
8.1.40.0060.00317.39
8.1.30.0000.00717.70
8.1.20.0050.00217.59
8.1.10.0000.00817.51
8.1.00.0040.00417.46
8.0.300.0090.00019.69
8.0.290.0000.00716.63
8.0.280.0000.00718.28
8.0.270.0040.00416.68
8.0.260.0030.00318.30
8.0.250.0000.01016.90
8.0.240.0030.00316.88
8.0.230.0030.00316.94
8.0.220.0030.00316.79
8.0.210.0040.00416.90
8.0.200.0000.00716.86
8.0.190.0050.00316.89
8.0.180.0040.00416.80
8.0.170.0040.00416.93
8.0.160.0000.00716.72
8.0.150.0050.00516.94
8.0.140.0070.00016.84
8.0.130.0050.00313.34
8.0.120.0000.00716.88
8.0.110.0040.00416.73
8.0.100.0000.00716.87
8.0.90.0000.00816.74
8.0.80.0150.00616.82
8.0.70.0040.00416.68
8.0.60.0070.00016.87
8.0.50.0000.00816.77
8.0.30.0060.01117.15
8.0.20.0090.01317.40
8.0.10.0040.00416.87
8.0.00.0170.00616.75
7.4.330.0000.00415.55
7.4.320.0040.00416.53
7.4.300.0070.00016.63
7.4.290.0000.00716.59
7.4.280.0030.00716.38
7.4.270.0030.00316.54
7.4.260.0070.00016.46
7.4.250.0070.00016.53
7.4.240.0000.00816.38
7.4.230.0040.00416.38
7.4.220.0040.01316.60
7.4.210.0040.01116.64
7.4.200.0050.00216.60
7.4.160.0100.00616.36
7.4.150.0160.00017.40
7.4.140.0080.01217.86
7.4.130.0110.00916.30
7.4.120.0080.01116.47
7.4.110.0060.01016.45
7.4.100.0070.01016.40
7.4.90.0140.00316.48
7.4.80.0110.00919.39
7.4.70.0120.00916.43
7.4.60.0000.01516.59
7.4.50.0000.01416.29
7.4.40.0000.01716.45
7.4.30.0170.00016.60
7.4.00.0030.00815.07
7.3.330.0040.00513.30
7.3.320.0030.00313.07
7.3.310.0050.00216.38
7.3.300.0000.00716.34
7.3.290.0090.00516.34
7.3.280.0110.00616.34
7.3.270.0070.01017.40
7.3.260.0090.00816.48
7.3.250.0110.00816.38
7.3.240.0070.01216.34
7.3.230.0080.00916.48
7.3.210.0110.00716.34
7.3.200.0060.01016.50
7.3.190.0110.00516.52
7.3.180.0130.00316.21
7.3.170.0100.00716.29
7.3.160.0150.00016.32
7.2.330.0060.01016.41
7.2.320.0110.00716.68
7.2.310.0060.01016.36
7.2.300.0080.00916.71
7.2.290.0060.01516.32
7.2.60.0120.00316.91
7.2.00.0090.00919.47
7.1.200.0040.00815.95
7.1.120.0070.01018.94
7.1.110.0060.00918.04
7.1.100.0110.00318.15
7.1.90.0070.00717.89
7.1.80.0100.00317.78
7.1.70.0000.01317.09
7.1.60.0200.00735.25
7.1.50.0140.01434.80
7.1.40.0280.00934.46
7.1.30.0200.01034.35
7.1.20.0140.01434.79
7.1.10.0030.01616.77
7.1.00.0060.01316.89

preferences:
28.41 ms | 403 KiB | 5 Q