3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [1, 63, 1, 12, 64, 12]; $new = []; foreach ($array as $value) { if (count(array_keys($array, $value)) == 1) { $new[] = $value; } } var_dump($new);

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)
8.3.70.0140.00716.75
8.3.60.0080.00816.50
8.3.50.0140.00017.98
8.3.40.0070.00718.49
8.3.30.0070.00718.77
8.3.20.0020.00521.69
8.3.10.0040.00423.48
8.3.00.0000.00819.79
8.2.180.0070.00718.29
8.2.170.0150.00022.96
8.2.160.0140.00020.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00018.96
8.2.120.0040.00426.35
8.2.110.0030.00720.84
8.2.100.0040.00717.91
8.2.90.0040.00419.21
8.2.80.0040.00417.97
8.2.70.0000.00817.93
8.2.60.0030.00618.05
8.2.50.0040.00418.16
8.2.40.0000.00820.60
8.2.30.0030.00319.49
8.2.20.0070.00418.03
8.2.10.0000.00918.12
8.2.00.0040.00418.11
8.1.280.0110.00425.92
8.1.270.0000.00822.01
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0040.00422.50
8.1.230.0080.00321.04
8.1.220.0000.00817.76
8.1.210.0030.00618.77
8.1.200.0030.00517.23
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0060.00318.50
8.1.160.0030.00518.77
8.1.150.0040.00419.02
8.1.140.0040.00417.66
8.1.130.0000.00719.04
8.1.120.0000.00717.46
8.1.110.0050.00317.48
8.1.100.0070.00017.49
8.1.90.0000.00917.45
8.1.80.0040.00417.35
8.1.70.0030.00317.46
8.1.60.0040.00417.64
8.1.50.0050.00317.52
8.1.40.0050.00317.48
8.1.30.0030.00717.62
8.1.20.0040.00417.48
8.1.10.0030.00517.43
8.1.00.0040.00417.24
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0000.00718.51
8.0.270.0080.00016.83
8.0.260.0040.00417.15
8.0.250.0000.00817.00
8.0.240.0030.00316.98
8.0.230.0030.00316.92
8.0.220.0050.00316.90
8.0.210.0000.00716.80
8.0.200.0000.00716.84
8.0.190.0000.00816.85
8.0.180.0070.00016.89
8.0.170.0080.00316.88
8.0.160.0070.00016.87
8.0.150.0070.00016.85
8.0.140.0080.00016.87
8.0.130.0000.00513.36
8.0.120.0090.00016.86
8.0.110.0000.00716.82
8.0.100.0030.00316.74
8.0.90.0070.00016.94
8.0.80.0030.01216.92
8.0.70.0040.00416.88
8.0.60.0040.00416.95
8.0.50.0000.00716.85
8.0.30.0080.01117.08
8.0.20.0120.00817.40
8.0.10.0000.00816.99
8.0.00.0150.00716.77
7.4.330.0030.00315.55
7.4.320.0030.00316.54
7.4.300.0000.00616.36
7.4.290.0030.00316.55
7.4.280.0000.00816.42
7.4.270.0070.00016.51
7.4.260.0000.00716.60
7.4.250.0050.00316.47
7.4.240.0030.00316.52
7.4.230.0030.00316.55
7.4.220.0050.00216.47
7.4.210.0120.00516.57
7.4.200.0000.00716.51
7.4.160.0080.00916.52
7.4.140.0110.00717.86
7.4.130.0210.00316.58
7.4.120.0090.01116.44
7.4.110.0110.01416.42
7.4.100.0140.00916.49
7.4.90.0100.00716.70
7.4.80.0030.02119.39
7.4.70.0090.01216.54
7.4.60.0070.01016.57
7.4.50.0040.01416.38
7.4.40.0100.00616.37
7.4.00.0080.00614.71
7.3.330.0050.00013.20
7.3.320.0030.00313.10
7.3.310.0000.00716.10
7.3.300.0000.00616.31
7.3.290.0030.00316.38
7.3.280.0030.01016.32
7.3.260.0140.00616.39
7.3.240.0080.01016.41
7.3.230.0060.01016.35
7.3.210.0060.01216.41
7.3.200.0060.01016.61
7.3.190.0120.00316.37
7.3.180.0030.01216.18
7.3.170.0130.00316.20
7.3.160.0090.00616.30
7.2.330.0140.00716.80
7.2.320.0070.01016.73
7.2.310.0040.01216.64
7.2.300.0090.00916.69
7.2.290.0060.01316.70
7.2.60.0060.00617.02
7.2.40.1870.01317.95
7.2.30.0670.01317.64
7.2.20.0610.01117.90
7.2.10.0880.01417.89
7.2.00.0800.01417.95
7.1.200.0070.00415.88
7.1.160.0740.01416.86
7.1.150.0600.01216.43
7.1.140.0700.00916.88
7.1.130.0680.00716.85
7.1.120.0800.01516.84
7.1.110.0800.01016.36
7.1.100.0810.01316.09
7.1.90.0830.01316.36
7.1.80.0660.01116.13
7.1.70.0720.00915.21
7.1.60.0970.01433.01
7.1.50.0590.01832.89
7.1.40.1030.02232.52
7.1.30.0780.01832.75
7.1.20.0730.01532.75
7.1.10.0560.01114.93
7.1.00.0560.01014.82

preferences:
43.9 ms | 401 KiB | 5 Q