3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [1, 2, 5, 2, 9]; var_dump($arr); $arr = array_reverse($arr); $arr = array_reverse(array_unique($arr)); var_dump($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)
8.4.130.0060.00318.02
8.4.120.0080.01222.11
8.4.110.0120.00918.76
8.4.100.0130.00917.58
8.4.90.0130.00722.51
8.4.80.0050.00418.71
8.4.70.0110.00818.82
8.4.60.0100.01018.61
8.4.50.0070.00420.23
8.4.40.0090.00019.12
8.4.30.0070.01320.18
8.4.20.0030.01719.55
8.4.10.0000.00817.78
8.3.260.0110.00816.53
8.3.250.0080.01018.91
8.3.240.0150.00516.43
8.3.230.0110.00916.29
8.3.220.0100.00919.04
8.3.210.0110.00818.17
8.3.200.0060.00216.75
8.3.190.0030.00517.13
8.3.180.0040.00518.63
8.3.170.0140.00316.32
8.3.160.0150.00317.13
8.3.150.0130.00016.47
8.3.140.0070.00720.64
8.3.130.0030.00617.96
8.3.120.0130.00718.60
8.3.110.0030.00620.94
8.3.100.0060.01224.06
8.3.90.0040.00426.77
8.3.80.0030.00616.50
8.3.70.0150.00616.58
8.3.60.0040.01118.21
8.3.50.0100.00424.42
8.3.40.0120.00318.38
8.3.30.0110.00418.45
8.3.20.0030.00620.75
8.3.10.0040.00423.51
8.3.00.0000.00720.59
8.2.290.0080.01122.50
8.2.280.0040.00420.11
8.2.270.0060.01317.08
8.2.260.0090.00916.66
8.2.250.0110.00418.17
8.2.240.0050.00518.71
8.2.230.0050.00322.58
8.2.220.0100.01037.54
8.2.210.0000.00826.77
8.2.200.0090.00018.42
8.2.190.0140.00016.75
8.2.180.0120.00325.92
8.2.170.0170.00318.96
8.2.160.0030.01322.96
8.2.150.0150.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00726.16
8.2.110.0070.00319.09
8.2.100.0000.01217.72
8.2.90.0040.00418.03
8.2.80.0000.00817.97
8.2.70.0050.00317.93
8.2.60.0070.00018.22
8.2.50.0030.00618.10
8.2.40.0060.00319.32
8.2.30.0000.00819.17
8.2.20.0000.00817.86
8.2.10.0000.00818.75
8.2.00.0030.00519.35
8.1.330.0100.00923.64
8.1.320.0130.00717.97
8.1.310.0030.00616.25
8.1.300.0130.00618.39
8.1.290.0000.01130.84
8.1.280.0080.00825.92
8.1.270.0150.00621.93
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00817.45
8.1.230.0040.00720.84
8.1.220.0040.00417.74
8.1.210.0060.00318.90
8.1.200.0060.00316.98
8.1.190.0060.00317.10
8.1.180.0050.00318.10
8.1.170.0080.00418.58
8.1.160.0000.00720.25
8.1.150.0040.00418.66
8.1.140.0050.00218.81
8.1.130.0030.00520.13
8.1.120.0000.00717.32
8.1.110.0000.00717.41
8.1.100.0030.00417.40
8.1.90.0030.00517.37
8.1.80.0000.00717.42
8.1.70.0030.00317.38
8.1.60.0040.00417.54
8.1.50.0050.00317.37
8.1.40.0030.00517.48
8.1.30.0030.00617.59
8.1.20.0050.00317.57
8.1.10.0040.00417.43
8.1.00.0050.00217.24
8.0.300.0030.00519.64
8.0.290.0040.00416.63
8.0.280.0070.00018.39
8.0.270.0060.00317.26
8.0.260.0000.00819.92
8.0.250.0030.00316.81
8.0.240.0030.00316.75
8.0.230.0030.00716.79
8.0.220.0040.00416.73
8.0.210.0030.00316.78
8.0.200.0030.00316.89
8.0.190.0030.00416.75
8.0.180.0000.00816.75
8.0.170.0060.00316.77
8.0.160.0000.00716.81
8.0.150.0040.00416.75
8.0.140.0050.00216.80
8.0.130.0000.00513.32
8.0.120.0080.00016.74
8.0.110.0030.00516.89
8.0.100.0000.00716.86
8.0.90.0060.00316.78
8.0.80.0120.01216.71
8.0.70.0050.00316.66
8.0.60.0040.00416.79
8.0.50.0000.00716.65
8.0.30.0080.00817.00
8.0.20.0090.00916.97
8.0.10.0040.00416.95
8.0.00.0160.00416.59
7.4.330.0000.00615.55
7.4.320.0030.00316.57
7.4.300.0030.00316.33
7.4.290.0000.00816.34
7.4.280.0080.00016.37
7.4.270.0030.00316.45
7.4.260.0070.00016.49
7.4.250.0000.00716.50
7.4.240.0040.00416.55
7.4.230.0030.00316.48
7.4.220.0050.00216.41
7.4.210.0080.00716.44
7.4.200.0070.00016.33
7.4.130.0130.00416.51
7.4.120.0070.01016.35
7.4.110.0110.01116.55
7.4.100.0120.00816.23
7.4.90.0110.00716.33
7.4.80.0060.01219.39
7.4.70.0110.00616.39
7.4.60.0170.00316.43
7.4.50.0070.00416.50
7.4.40.0110.00616.34
7.4.00.0070.00914.66
7.3.330.0100.00016.19
7.3.320.0050.00013.12
7.3.310.0050.00216.18
7.3.300.0030.00316.12
7.3.290.0040.00415.99
7.3.280.0100.01016.11
7.3.260.0030.01316.35
7.3.240.0120.00616.28
7.3.230.0120.00816.38
7.3.210.0110.00616.47
7.3.200.0050.01116.10
7.3.190.0110.01116.16
7.3.180.0110.00716.22
7.3.170.0120.00416.26
7.3.160.0130.00316.38
7.3.120.0080.00914.76
7.3.110.0050.01114.72
7.3.100.0060.00914.76
7.3.90.0020.01214.49
7.3.80.0060.00814.58
7.3.70.0050.00914.41
7.3.60.0070.00814.69
7.3.50.0060.00814.45
7.3.40.0070.00914.77
7.3.30.0070.00914.63
7.3.20.0050.00915.52
7.3.10.0110.00515.44
7.3.00.0120.00415.63
7.2.330.0040.01716.35
7.2.320.0070.01416.58
7.2.310.0050.01316.58
7.2.300.0090.00916.38
7.2.290.0080.00816.51
7.2.250.0040.01214.82
7.2.240.0080.00814.76
7.2.230.0070.01114.77
7.2.220.0050.01314.84
7.2.210.0070.00714.69
7.2.200.0060.01414.80
7.2.190.0040.00914.88
7.2.180.0070.00914.80
7.2.170.0050.01014.85
7.2.160.0030.01414.66
7.2.150.0000.01515.00
7.2.140.0030.01914.80
7.2.130.0060.01014.80
7.2.120.0080.00914.71
7.2.110.0080.01115.00
7.2.100.0070.01114.84
7.2.90.0110.00714.96
7.2.80.0090.01214.87
7.2.70.0130.00814.88
7.2.60.0160.00414.88
7.2.50.0070.01315.08
7.2.40.0100.00915.00
7.2.30.0330.00614.79
7.2.20.0040.01814.80
7.2.10.0170.00314.94
7.2.00.0160.00514.61
7.1.330.0090.00614.65
7.1.320.0070.00614.80
7.1.310.0080.00814.93
7.1.300.0110.00214.67
7.1.290.0180.00714.76
7.1.280.0060.00814.80
7.1.270.0030.01014.83
7.1.260.0120.00214.68
7.1.250.0050.01113.61

preferences:
30.7 ms | 403 KiB | 5 Q