3v4l.org

run code in 300+ PHP versions simultaneously
<?php $first = Array(607,608,609,610); $second = Array(608,607,609); $arr = array_merge($first, $second); var_dump(array_diff($arr, array_diff_assoc($arr, array_unique($arr))));

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)
8.3.60.0070.00716.50
8.3.50.0040.01116.61
8.3.40.0120.00318.77
8.3.30.0030.01218.42
8.3.20.0040.00421.85
8.3.10.0060.00323.61
8.3.00.0090.00019.52
8.2.180.0210.00016.63
8.2.170.0070.00722.96
8.2.160.0110.00422.20
8.2.150.0060.00324.18
8.2.140.0090.00024.66
8.2.130.0110.00020.43
8.2.120.0060.00326.35
8.2.110.0100.00020.35
8.2.100.0090.00317.84
8.2.90.0030.00519.09
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0080.00017.79
8.2.50.0040.00418.10
8.2.40.0080.00022.27
8.2.30.0000.00821.03
8.2.20.0060.00317.89
8.2.10.0030.00818.11
8.2.00.0030.00518.01
8.1.280.0110.00725.92
8.1.270.0040.00420.51
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0040.00420.75
8.1.230.0070.00319.23
8.1.220.0070.00317.74
8.1.210.0000.00918.77
8.1.200.0110.00017.36
8.1.190.0030.00619.01
8.1.180.0000.00918.10
8.1.170.0040.00418.58
8.1.160.0000.00718.94
8.1.150.0000.00820.67
8.1.140.0030.00619.41
8.1.130.0000.00719.11
8.1.120.0040.00417.36
8.1.110.0030.00617.44
8.1.100.0040.00417.29
8.1.90.0080.00017.28
8.1.80.0070.00017.27
8.1.70.0090.00017.38
8.1.60.0000.00917.56
8.1.50.0000.00817.46
8.1.40.0040.00817.33
8.1.30.0040.00417.60
8.1.20.0040.00417.45
8.1.10.0040.00417.46
8.1.00.0030.00617.38
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00818.25
8.0.270.0030.00317.10
8.0.260.0030.00316.68
8.0.250.0050.00316.84
8.0.240.0040.00416.87
8.0.230.0000.00716.91
8.0.220.0030.00316.84
8.0.210.0050.00316.81
8.0.200.0050.00316.79
8.0.190.0060.00316.87
8.0.180.0000.00816.89
8.0.170.0000.00816.75
8.0.160.0070.00216.78
8.0.150.0050.00216.78
8.0.140.0060.00516.82
8.0.130.0050.00013.21
8.0.120.0060.00316.82
8.0.110.0030.00316.84
8.0.100.0030.00516.80
8.0.90.0040.00416.89
8.0.80.0380.00816.77
8.0.70.0000.00916.66
8.0.60.0060.00316.71
8.0.50.0050.00216.85
8.0.30.0090.00816.99
8.0.20.0100.01017.40
8.0.10.0090.00016.75
8.0.00.0120.00616.66
7.4.330.0030.00315.55
7.4.320.0050.00216.44
7.4.300.0030.00316.45
7.4.290.0000.00716.42
7.4.280.0000.00916.41
7.4.270.0050.00216.53
7.4.260.0000.00816.39
7.4.250.0030.00316.38
7.4.240.0040.00416.36
7.4.230.0030.00316.60
7.4.220.0130.01316.41
7.4.210.0070.00716.45
7.4.200.0060.00316.52
7.4.160.0090.00716.36
7.4.150.0150.00317.40
7.4.140.0110.01217.86
7.4.130.0240.00916.55
7.4.120.0120.00916.46
7.4.110.0080.00916.50
7.4.100.0110.01216.38
7.4.90.0080.00816.40
7.4.80.0070.01619.39
7.4.70.0180.00016.52
7.4.60.0060.00916.39
7.4.50.0050.00516.25
7.4.40.0140.01016.22
7.4.30.0090.00916.38
7.4.00.0030.01414.78
7.3.330.0030.00312.87
7.3.320.0050.00012.91
7.3.310.0030.00315.96
7.3.300.0040.00416.15
7.3.290.0080.00816.18
7.3.280.0100.00816.10
7.3.270.0160.00617.40
7.3.260.0130.00616.24
7.3.250.0060.01316.27
7.3.240.0050.01216.49
7.3.230.0160.00016.49
7.3.210.0100.01016.10
7.3.200.0070.01016.13
7.3.190.0000.01616.38
7.3.180.0120.00316.20
7.3.170.0060.00916.45
7.3.160.0110.01116.18
7.2.330.0150.00416.32
7.2.320.0100.00716.46
7.2.310.0100.00616.40
7.2.300.0090.00616.26
7.2.290.0070.01016.42
7.2.60.0060.00916.87
7.2.00.0070.01119.37
7.1.200.0000.01215.66
7.1.100.0120.00318.05
7.1.70.0060.00917.19
7.1.60.0300.01035.05
7.1.50.0230.01034.59
7.1.40.0200.01734.53
7.1.30.0300.02034.14
7.1.20.0230.01034.43
7.1.10.0070.01316.29
7.1.00.0030.01016.71
7.0.200.0130.00716.67
7.0.190.0070.01016.67
7.0.180.0000.02016.38
7.0.170.0100.01016.33
7.0.160.0100.00716.22
7.0.150.0130.01016.34
7.0.140.0070.01016.18
7.0.130.0070.01016.32
7.0.120.0100.00716.13
7.0.110.0070.01016.13
7.0.100.0070.01016.21
7.0.90.0070.01016.13
7.0.80.0070.01016.23
7.0.70.0130.00716.10
7.0.60.0100.00716.04
7.0.50.0030.01316.35
7.0.40.0170.00716.43
7.0.30.0070.01316.41
7.0.20.0000.01716.26
7.0.10.0070.01016.57
7.0.00.0030.01016.43

preferences:
56.21 ms | 400 KiB | 5 Q