3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bucket= ['a', 'b', 'c'] + ['a', 'b', 'c']; print_r($bucket);

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)
8.3.60.0210.00018.18
8.3.50.0080.00816.37
8.3.40.0100.01018.62
8.3.30.0040.01118.59
8.3.20.0040.00420.16
8.3.10.0100.00021.81
8.3.00.0040.00419.43
8.2.180.0070.00716.75
8.2.170.0100.00722.96
8.2.160.0030.01019.08
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0000.00820.92
8.2.120.0080.00026.35
8.2.110.0080.00320.11
8.2.100.0060.00617.73
8.2.90.0050.00319.09
8.2.80.0000.00817.97
8.2.70.0040.00817.50
8.2.60.0000.00817.92
8.2.50.0030.00618.10
8.2.40.0040.00420.59
8.2.30.0000.00820.91
8.2.20.0090.00017.93
8.2.10.0050.00317.97
8.2.00.0070.00018.04
8.1.280.0040.01125.92
8.1.270.0030.00521.91
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00623.97
8.1.230.0090.00319.16
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0070.00317.23
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0040.00419.02
8.1.160.0030.00619.04
8.1.150.0030.00718.68
8.1.140.0030.00619.53
8.1.130.0070.00018.85
8.1.120.0000.00717.37
8.1.110.0000.00817.27
8.1.100.0030.00517.37
8.1.90.0000.00717.36
8.1.80.0030.00317.34
8.1.70.0040.00417.37
8.1.60.0040.00417.55
8.1.50.0030.00617.49
8.1.40.0000.00717.32
8.1.30.0040.00417.46
8.1.20.0000.00817.64
8.1.10.0050.00317.46
8.1.00.0040.00417.22
8.0.300.0030.00520.07
8.0.290.0040.00416.75
8.0.280.0000.00718.32
8.0.270.0030.00317.23
8.0.260.0060.00016.74
8.0.250.0070.00016.96
8.0.240.0030.00316.93
8.0.230.0040.00416.94
8.0.220.0000.00716.75
8.0.210.0050.00316.94
8.0.200.0030.00316.83
8.0.190.0030.00516.89
8.0.180.0080.00016.89
8.0.170.0030.00316.93
8.0.160.0030.00316.79
8.0.150.0000.00716.76
8.0.140.0040.00416.82
8.0.130.0030.00313.25
8.0.120.0050.00316.84
8.0.110.0070.00016.75
8.0.100.0030.00516.77
8.0.90.0000.00716.93
8.0.80.0030.01216.76
8.0.70.0030.00516.89
8.0.60.0000.00716.89
8.0.50.0000.00716.82
8.0.30.0060.01116.98
8.0.20.0120.01217.40
8.0.10.0000.00816.83
8.0.00.0160.00316.93
7.4.330.0030.00515.55
7.4.320.0000.00616.51
7.4.300.0060.00016.42
7.4.290.0040.00216.40
7.4.280.0000.00816.48
7.4.270.0030.00316.53
7.4.260.0000.00716.30
7.4.250.0030.00616.46
7.4.240.0040.00416.45
7.4.230.0030.00316.34
7.4.220.0060.01216.50
7.4.210.0040.01416.52
7.4.200.0000.00716.51
7.4.160.0080.00816.27
7.4.150.0140.00417.40
7.4.140.0100.00817.86
7.4.130.0130.01316.50
7.4.120.0120.00616.32
7.4.110.0130.00416.27
7.4.100.0090.01416.41
7.4.90.0110.00616.37
7.4.80.0090.00919.39
7.4.70.0090.00616.36
7.4.60.0130.00316.35
7.4.50.0060.00916.26
7.4.40.0070.01016.38
7.4.30.0080.00816.38
7.4.00.0040.01414.63
7.3.330.0000.00613.02
7.3.320.0050.00012.96
7.3.310.0030.00316.16
7.3.300.0030.00316.00
7.3.290.0090.00716.13
7.3.280.0090.00716.14
7.3.270.0100.00717.40
7.3.260.0090.00716.42
7.3.250.0130.00916.35
7.3.240.0120.00816.31
7.3.230.0100.01016.09
7.3.210.0100.00616.26
7.3.200.0130.00316.09
7.3.190.0130.00416.23
7.3.180.0060.00916.08
7.3.170.0030.01316.52
7.3.160.0080.01216.16
7.2.330.0070.01016.42
7.2.320.0090.01216.39
7.2.310.0100.00616.47
7.2.300.0130.00316.44
7.2.290.0040.01116.48
7.2.60.0070.00416.80
7.1.200.0050.00315.63
7.1.70.0690.01015.14
7.1.60.0400.01334.89
7.1.50.0340.01734.59
7.1.40.0730.01232.52
7.1.30.0620.01632.59
7.1.20.0900.01434.48
7.1.10.0640.01616.59
7.1.00.0030.02116.87
7.0.200.0580.01016.55
7.0.190.0780.01414.69
7.0.180.0660.01016.30
7.0.170.0060.01416.20
7.0.160.0560.00714.48
7.0.150.0140.01316.15
7.0.140.0040.01716.45
7.0.130.0120.00914.40
7.0.120.0000.01716.62
7.0.110.0430.01314.53
7.0.100.0480.00716.09
7.0.90.0110.01116.26
7.0.80.0070.01016.36
7.0.70.0100.01014.64
7.0.60.0050.01215.96
7.0.50.0650.00716.50
7.0.40.0140.00716.43
7.0.30.0680.01714.57
7.0.20.0110.00916.43
7.0.10.0200.00016.30
7.0.00.0120.00816.23

preferences:
56.93 ms | 400 KiB | 5 Q