3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [7,7,7,7]; $b = [7,7,7]; $a = array_map(fn(int|array $element) => is_int($element) ? [$element] : $element, $a); $b = array_map(fn(int|array $element) => is_int($element) ? [$element] : $element, $b); $key = key(array_diff_assoc(array_merge(...$a), array_merge(...$b))); var_dump($key);

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)
8.5.00.0110.01120.13
8.4.150.0020.00114.05
8.4.140.0060.01517.34
8.4.130.0120.00817.86
8.4.120.0110.00920.60
8.4.110.0100.01022.30
8.4.100.0110.01017.54
8.4.90.0140.00718.40
8.4.80.0060.00219.53
8.4.70.0040.00317.87
8.4.60.0130.00718.99
8.4.50.0100.00918.39
8.4.40.0060.01317.75
8.4.30.0050.00318.63
8.4.20.0130.00719.06
8.4.10.0090.00019.69
8.3.280.0110.00918.41
8.3.270.0120.00816.43
8.3.260.0120.00816.50
8.3.250.0090.00819.02
8.3.240.0120.00716.63
8.3.230.0130.00516.40
8.3.220.0120.00617.10
8.3.210.0080.01118.43
8.3.200.0040.00516.45
8.3.190.0110.00817.13
8.3.180.0060.00216.70
8.3.170.0180.00020.78
8.3.160.0000.00920.01
8.3.150.0100.01016.79
8.3.140.0130.00616.55
8.3.130.0090.00018.59
8.3.120.0070.00718.88
8.3.110.0040.00420.94
8.3.100.0090.00024.06
8.3.90.0040.00426.77
8.3.80.0060.00318.55
8.3.70.0070.01018.30
8.3.60.0000.01518.56
8.3.50.0070.00716.57
8.3.40.0060.00920.27
8.3.30.0070.00720.29
8.3.20.0070.00024.18
8.3.10.0000.00724.66
8.3.00.0130.00620.62
8.2.290.0070.00320.41
8.2.280.0050.00318.43
8.2.270.0110.00719.05
8.2.260.0040.01120.04
8.2.250.0040.00418.51
8.2.240.0040.00417.18
8.2.230.0030.00722.58
8.2.220.0090.00637.54
8.2.210.0050.00326.77
8.2.200.0070.00316.75
8.2.190.0110.00716.58
8.2.180.0100.00718.41
8.2.170.0100.00718.69
8.2.160.0070.01022.96
8.2.150.0050.00325.66
8.2.140.0080.00024.66
8.2.130.0100.00721.02
8.2.120.0040.01120.77
8.2.110.0120.00920.70
8.2.100.0130.00720.88
8.2.90.0170.00320.87
8.2.80.0110.00720.64
8.2.70.0150.00420.35
8.2.60.0140.00720.35
8.2.50.0070.01120.33
8.2.40.0090.00920.55
8.2.30.0140.00420.43
8.2.20.0130.00720.56
8.2.10.0030.01320.55
8.2.00.0090.00620.57
8.1.330.0130.00523.66
8.1.320.0100.00615.78
8.1.310.0030.00518.48
8.1.300.0100.01018.52
8.1.290.0060.00330.84
8.1.280.0150.00025.92
8.1.270.0050.00322.11
8.1.260.0050.00323.75
8.1.250.0000.00823.70
8.1.240.0000.00820.41
8.1.230.0130.00720.41
8.1.220.0030.00620.38
8.1.210.0000.00820.34
8.1.200.0120.00620.32
8.1.190.0080.00020.58
8.1.180.0080.00020.18
8.1.170.0110.00720.23
8.1.160.0120.00620.35
8.1.150.0080.00020.27
8.1.140.0030.00620.23
8.1.130.0060.00320.36
8.1.120.0090.00020.32
8.1.110.0070.00720.46
8.1.100.0110.00720.29
8.1.90.0120.00620.36
8.1.80.0070.00320.33
8.1.70.0160.00020.34
8.1.60.0060.00320.53
8.1.50.0060.00920.39
8.1.40.0060.00920.41
8.1.30.0050.00320.52
8.1.20.0080.00020.66
8.1.10.0060.00320.39
8.1.00.0040.00420.27

preferences:
89.86 ms | 403 KiB | 5 Q