3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ['one' => 1, 'two' => 2, 'three' => 3]; $keys =['one', 'two', 'three']; $merged = array_diff(array_count_values(array_merge($keys, array_keys($arr))), [2]); var_dump($merged);

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)
8.4.140.0130.00717.14
8.4.130.0100.00718.83
8.4.120.0120.00923.82
8.4.110.0120.00818.96
8.4.100.0140.00617.67
8.4.90.0130.00620.53
8.4.80.0050.00318.70
8.4.70.0080.00818.74
8.4.60.0100.01020.70
8.4.50.0140.00918.63
8.4.40.0040.00419.21
8.4.30.0120.00622.24
8.4.20.0060.01323.92
8.4.10.0050.00519.57
8.3.270.0110.01316.20
8.3.260.0100.00916.41
8.3.250.0110.00818.66
8.3.240.0110.00916.97
8.3.230.0130.00716.48
8.3.220.0020.00518.95
8.3.210.0080.01316.66
8.3.200.0040.00516.53
8.3.190.0120.00717.01
8.3.180.0020.00618.97
8.3.170.0060.01317.10
8.3.160.0100.00717.08
8.3.150.0000.01816.91
8.3.140.0030.00616.45
8.3.130.0070.00718.31
8.3.120.0050.00320.75
8.3.110.0060.00320.94
8.3.100.0060.00316.63
8.3.90.0000.00816.70
8.3.80.0070.00318.14
8.3.70.0090.00918.02
8.3.60.0170.00018.40
8.3.50.0080.00718.13
8.3.40.0040.01118.76
8.3.30.0110.00418.77
8.3.20.0070.00021.90
8.3.10.0040.00421.89
8.3.00.0050.00323.61
8.2.290.0080.00320.48
8.2.280.0040.00418.25
8.2.270.0050.00516.97
8.2.260.0080.00018.54
8.2.250.0030.00616.71
8.2.240.0080.00017.13
8.2.230.0000.00722.58
8.2.220.0040.00424.06
8.2.210.0040.00426.77
8.2.200.0030.00618.41
8.2.190.0070.01316.63
8.2.180.0080.00816.50
8.2.170.0110.01122.96
8.2.160.0060.00620.43
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0030.00626.16
8.2.120.0050.00219.82
8.2.110.0000.00920.41
8.2.100.0030.00917.74
8.2.90.0040.00417.84
8.2.80.0040.00417.97
8.2.70.0060.00317.91
8.2.60.0000.00918.22
8.2.50.0030.00618.10
8.2.40.0000.00720.59
8.2.30.0040.00419.17
8.2.20.0050.00217.92
8.2.10.0040.00419.22
8.2.00.0000.00719.23
8.1.330.0100.00921.89
8.1.320.0110.01018.00
8.1.310.0120.00615.95
8.1.300.0040.01519.90
8.1.290.0080.00418.88
8.1.280.0030.01025.92
8.1.270.0080.00023.96
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00620.84
8.1.230.0080.00422.68
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0190.00016.75
8.1.190.0000.00917.22
8.1.180.0060.00718.10
8.1.170.0030.00618.54
8.1.160.0080.00018.87
8.1.150.0050.00318.72
8.1.140.0080.00018.73
8.1.130.0030.00320.11
8.1.120.0030.00317.28
8.1.110.0020.00517.29
8.1.100.0080.00017.37
8.1.90.0070.00017.43
8.1.80.0040.00417.22
8.1.70.0040.00417.37
8.1.60.0000.00817.52
8.1.50.0040.00417.45
8.1.40.0030.00617.43
8.1.30.0000.00817.58
8.1.20.0000.00817.51
8.1.10.0040.00417.35
8.1.00.0000.00817.23
8.0.300.0080.00019.61
8.0.290.0040.00716.75
8.0.280.0000.00818.32
8.0.270.0030.00316.75
8.0.260.0040.00418.41
8.0.250.0030.00316.89
8.0.240.0000.00816.93
8.0.230.0000.00816.81
8.0.220.0000.00716.75
8.0.210.0040.00416.78
8.0.200.0030.00316.85
8.0.190.0070.00016.86
8.0.180.0030.00316.82
8.0.170.0080.00016.83
8.0.160.0000.00716.74
8.0.150.0000.00716.79
8.0.140.0000.00716.83
8.0.130.0000.00713.22
8.0.120.0030.00516.67
8.0.110.0000.00716.86
8.0.100.0040.00416.69
8.0.90.0000.00816.72
8.0.80.0030.01716.84
8.0.70.0040.00416.80
8.0.60.0000.00716.78
8.0.50.0040.00416.68
8.0.30.0110.00716.87
8.0.20.0090.00916.91
8.0.10.0000.00716.88
8.0.00.0120.00616.61
7.4.330.0000.00515.55
7.4.320.0070.00016.54
7.4.300.0000.00616.50
7.4.290.0000.00616.41
7.4.280.0040.00416.44
7.4.270.0060.00016.55
7.4.260.0000.00716.50
7.4.250.0030.00316.39
7.4.240.0040.00416.40
7.4.230.0040.00416.50
7.4.220.0030.00316.46
7.4.210.0070.00916.48
7.4.200.0030.00316.34
7.4.160.0060.01016.35
7.4.130.0110.00616.46
7.4.120.0060.01216.43
7.4.110.0110.00616.44
7.4.100.0110.00616.56
7.4.90.0090.00916.38
7.4.80.0110.01119.39
7.4.70.0060.01016.36
7.4.60.0090.00916.33
7.4.50.0070.00716.30
7.4.40.0100.00616.34
7.4.00.0060.00614.99
7.3.330.0030.00312.92
7.3.320.0000.00613.06
7.3.310.0000.00716.09
7.3.300.0080.00016.11
7.3.290.0040.00415.99
7.3.280.0060.01016.12
7.3.260.0110.00816.34
7.3.240.0070.00916.21
7.3.230.0070.01016.11
7.3.210.0070.01016.24
7.3.200.0110.00616.23
7.3.190.0140.00316.43
7.3.180.0060.01016.44
7.3.170.0040.01216.29
7.3.160.0120.00916.09
7.3.60.0080.00414.32
7.3.50.0110.00314.62
7.3.40.0000.01214.54
7.3.30.0140.00814.57
7.3.20.0120.00916.46
7.3.10.0100.00316.36
7.3.00.0050.00816.52
7.2.330.0130.01016.58
7.2.320.0090.01616.36
7.2.310.0130.01016.59
7.2.300.0140.00716.53
7.2.290.0070.01616.55
7.2.190.0000.01114.59
7.2.180.0060.00714.92
7.2.170.0100.00314.85
7.2.160.0160.00614.61
7.2.150.0090.00616.58
7.2.140.0030.01116.72
7.2.130.0050.00816.73
7.2.120.0000.01416.72
7.2.110.0000.01316.79
7.2.100.0100.00316.80
7.2.90.0100.00316.56
7.2.80.0030.01016.68
7.2.70.0080.01516.64
7.2.60.0080.00816.75
7.2.50.0040.00816.66
7.2.40.0030.01016.33
7.2.30.0070.00716.66
7.2.20.0040.01116.89
7.2.10.0040.01116.42
7.2.00.0040.01116.42
7.1.300.0060.01015.46
7.1.290.0070.00315.52
7.1.280.0060.00615.59
7.1.270.0070.00715.29
7.1.260.0090.00915.62
7.1.250.0110.00315.80

preferences:
92.86 ms | 403 KiB | 5 Q