3v4l.org

run code in 300+ PHP versions simultaneously
<?php function noDuplicates($array) { return !array_unique( array_diff_assoc( $array, array_unique($array) ) ); } var_export(noDuplicates([1, 1.5]));

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)
8.3.60.0070.01118.31
8.3.50.0030.01316.56
8.3.40.0110.00418.71
8.3.30.0000.01418.72
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.180.0160.00325.92
8.2.170.0110.00419.00
8.2.160.0090.00422.96
8.2.150.0030.00625.66
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00426.35
8.2.110.0070.00319.39
8.2.100.0080.00417.78
8.2.90.0040.00417.72
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0060.00317.38
8.2.50.0000.00918.10
8.2.40.0000.00819.36
8.2.30.0040.00419.09
8.2.20.0070.00017.86
8.2.10.0020.00519.16
8.2.00.0070.00019.17
8.1.280.0180.00025.92
8.1.270.0080.00023.99
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0040.00423.74
8.1.230.0040.00820.85
8.1.220.0050.00317.74
8.1.210.0000.00919.00
8.1.200.0040.00417.23
8.1.190.0000.00817.11
8.1.180.0040.00418.10
8.1.170.0050.00518.48
8.1.160.0040.00418.89
8.1.150.0070.00018.78
8.1.140.0030.00318.81
8.1.130.0000.00720.09
8.1.120.0050.00317.32
8.1.110.0040.00417.37
8.1.100.0030.00317.41
8.1.90.0040.00417.38
8.1.80.0030.00617.40
8.1.70.0070.00017.27
8.1.60.0030.00517.49
8.1.50.0040.00417.48
8.1.40.0000.00817.46
8.1.30.0120.00017.57
8.1.20.0040.00417.47
8.1.10.0000.01017.39
8.1.00.0040.00417.31
8.0.300.0000.00719.95
8.0.290.0000.00816.75
8.0.280.0040.00418.25
8.0.270.0000.00816.81
8.0.260.0030.00318.56
8.0.250.0000.00816.82
8.0.240.0040.00416.78
8.0.230.0000.00716.77
8.0.220.0000.00716.84
8.0.210.0000.00716.81
8.0.200.0000.00716.81
8.0.190.0080.00016.79
8.0.180.0000.00716.88
8.0.170.0000.00916.72
8.0.160.0040.00316.82
8.0.150.0040.00416.71
8.0.140.0050.00516.74
8.0.130.0000.00613.29
8.0.120.0050.00216.70
8.0.110.0000.00716.84
8.0.100.0040.00416.82
8.0.90.0030.00316.62
8.0.80.0080.01016.76
8.0.70.0000.00816.61
8.0.60.0040.00416.72
8.0.50.0020.00516.93
8.0.30.0100.00716.77
8.0.20.0070.01317.25
8.0.10.0070.00016.96
8.0.00.0110.01117.86
7.4.330.0020.00215.55
7.4.320.0060.00016.47
7.4.300.0040.00416.52
7.4.290.0000.00716.53
7.4.280.0000.00816.32
7.4.270.0000.00716.35
7.4.260.0060.00013.26
7.4.250.0000.00816.42
7.4.240.0070.00016.51
7.4.230.0050.00216.43
7.4.220.0020.00516.56
7.4.210.0070.00716.55
7.4.200.0040.00416.32
7.4.140.0060.00917.86
7.4.130.0100.00817.86
7.4.120.0120.00617.86
7.4.110.0070.01117.86
7.4.100.0120.00417.86
7.4.90.0160.00617.86
7.4.80.0130.00717.86
7.4.70.0110.00817.86
7.4.60.0060.01417.86
7.4.50.0100.01017.86
7.4.40.0070.01417.86
7.4.30.0060.01217.86
7.4.20.0070.01017.86
7.4.10.0070.01017.86
7.4.00.0090.00917.86
7.3.330.0000.00716.10
7.3.320.0000.00513.24
7.3.310.0000.00716.13
7.3.300.0000.00716.28
7.3.290.0070.00816.21
7.3.260.0070.01017.86
7.3.250.0080.00817.86
7.3.240.0140.00917.86
7.3.230.0030.01317.86
7.3.220.0130.00317.86
7.3.210.0120.00617.86
7.3.200.0250.00917.86
7.3.190.0210.01117.86
7.3.180.0250.01217.86
7.3.170.0260.01017.86
7.3.160.0220.01417.86
7.3.150.0220.00617.86
7.3.140.0260.00317.86
7.3.130.0230.00817.86
7.3.120.0130.01917.86
7.3.110.0210.00917.86
7.3.100.0290.00617.86
7.3.90.0510.00617.86
7.3.80.0200.01217.86
7.3.70.0180.00017.86
7.3.60.0080.01317.86
7.3.50.0320.00617.86
7.3.40.0250.01217.86
7.3.30.0280.00617.86
7.3.20.0130.00317.86
7.3.10.0460.01317.86
7.3.00.0080.00817.86

preferences:
59.46 ms | 400 KiB | 5 Q