3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = function () { return [['a'], ['b'], ['c']]; }; var_dump(array_merge( ...$foo(), ...$foo() ));

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)
8.3.60.0120.00316.75
8.3.50.0120.01021.19
8.3.40.0060.00918.71
8.3.30.0120.00318.71
8.3.20.0040.00418.79
8.3.10.0040.00423.48
8.3.00.0040.00421.91
8.2.180.0110.00425.92
8.2.170.0090.00918.95
8.2.160.0080.00622.96
8.2.150.0090.00025.66
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0030.00619.79
8.2.110.0090.00020.53
8.2.100.0040.00817.78
8.2.90.0000.00817.75
8.2.80.0080.00017.97
8.2.70.0050.00317.80
8.2.60.0000.00817.93
8.2.50.0050.00318.10
8.2.40.0060.00320.59
8.2.30.0040.00419.12
8.2.20.0000.00718.03
8.2.10.0070.00018.04
8.2.00.0040.00417.74
8.1.280.0070.01125.92
8.1.270.0090.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.85
8.1.230.0090.00319.01
8.1.220.0080.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0060.00317.23
8.1.180.0050.00318.10
8.1.170.0080.00418.15
8.1.160.0040.00423.87
8.1.150.0070.00018.94
8.1.140.0040.00419.59
8.1.130.0030.00317.69
8.1.120.0000.00817.47
8.1.110.0000.00817.46
8.1.100.0050.00317.36
8.1.90.0040.00417.46
8.1.80.0040.00417.47
8.1.70.0040.00817.36
8.1.60.0050.00317.47
8.1.50.0030.00517.42
8.1.40.0000.00917.42
8.1.30.0060.00317.66
8.1.20.0070.00017.71
8.1.10.0070.00017.50
8.1.00.0050.00317.46
8.0.300.0040.00421.56
8.0.290.0000.00816.58
8.0.280.0070.00018.26
8.0.270.0070.00017.17
8.0.260.0000.00717.18
8.0.250.0030.00316.92
8.0.240.0070.00016.86
8.0.230.0030.00316.75
8.0.220.0050.00216.84
8.0.210.0030.00316.85
8.0.200.0040.00416.86
8.0.190.0000.00816.80
8.0.180.0040.00416.91
8.0.170.0030.00516.85
8.0.160.0080.00016.95
8.0.150.0050.00516.82
8.0.140.0070.00016.75
8.0.130.0050.00013.38
8.0.120.0080.00016.84
8.0.110.0000.00716.92
8.0.100.0000.00716.83
8.0.90.0000.00716.84
8.0.80.0060.01216.94
8.0.70.0050.00216.79
8.0.60.0000.00817.00
8.0.50.0040.00416.74
8.0.30.0110.00917.12
8.0.20.0060.01417.40
8.0.10.0030.00517.03
8.0.00.0070.01116.67
7.4.330.0000.00515.55
7.4.320.0060.00016.58
7.4.300.0000.00616.47
7.4.290.0030.00416.50
7.4.280.0020.00516.64
7.4.270.0070.00016.63
7.4.260.0050.00216.56
7.4.250.0040.00416.46
7.4.240.0050.00216.52
7.4.230.0070.00016.34
7.4.220.0080.01116.45
7.4.210.0070.01016.57
7.4.200.0000.00716.33
7.4.160.0150.00216.48
7.4.150.0110.01117.40
7.4.140.0090.01217.86
7.4.130.0120.00716.55
7.4.120.0120.00616.47
7.4.110.0080.00816.51
7.4.100.0110.00516.45
7.4.90.0150.00316.45
7.4.80.0160.00719.39
7.4.70.0090.01216.55
7.4.60.0080.00816.48
7.4.50.0000.01816.56
7.4.40.0060.01116.30
7.4.30.0040.01616.54
7.4.00.0050.01214.95
7.3.330.0000.00613.23
7.3.320.0050.00013.21
7.3.310.0070.00016.27
7.3.300.0070.00016.25
7.3.290.0100.00516.28
7.3.280.0060.01016.22
7.3.270.0140.00317.40
7.3.260.0080.00816.59
7.3.250.0070.01216.18
7.3.240.0130.00316.37
7.3.230.0060.01216.39
7.3.210.0100.00716.11
7.3.200.0110.00516.53
7.3.190.0090.00916.34
7.3.180.0170.00016.11
7.3.170.0070.01416.20
7.3.160.0070.01416.41
7.3.120.0070.00914.71
7.3.110.0070.00614.68
7.3.100.0020.01214.51
7.3.90.0100.00514.50
7.3.80.0040.01114.91
7.3.70.0070.00814.65
7.3.60.0060.00814.77
7.3.50.0060.01014.69
7.3.40.0050.00814.47
7.3.30.0030.00914.62
7.3.20.0050.00716.68
7.3.10.0090.00516.48
7.3.00.0080.00516.54
7.2.330.0030.01516.44
7.2.320.0100.00716.47
7.2.310.0070.01016.21
7.2.300.0120.01316.62
7.2.290.0070.01016.66
7.2.250.0110.00714.86
7.2.240.0090.00614.99
7.2.230.0050.00914.91
7.2.220.0050.00814.73
7.2.210.0080.00614.65
7.2.200.0020.01114.76
7.2.190.0110.00514.82
7.2.180.0030.00914.71
7.2.170.0120.00414.89
7.2.160.0060.01214.66
7.2.150.0090.00616.70
7.2.140.0040.01416.88
7.2.130.0060.00616.80
7.2.120.0090.00416.85
7.2.110.0070.00716.80
7.2.100.0070.00616.75
7.2.90.0070.00516.70
7.2.80.0040.00916.59
7.2.70.0050.00816.72
7.2.60.0060.00816.57
7.2.50.0070.00716.76
7.2.40.0030.01016.71
7.2.30.0070.00816.87
7.2.20.0070.00716.73
7.2.10.0050.00916.78
7.2.00.0060.00717.33
7.1.330.0040.01015.63
7.1.320.0060.00915.69
7.1.310.0030.01015.61
7.1.300.0080.00315.86
7.1.290.0060.00615.52
7.1.280.0070.00715.70
7.1.270.0080.00815.63
7.1.260.0080.00615.77
7.1.250.0050.00615.67
7.1.200.0120.00315.82
7.1.70.0130.00016.82
7.1.60.0040.01617.18
7.1.50.0130.00616.67
7.1.40.0110.00516.40
7.1.30.0070.01116.43
7.1.20.0130.00616.59
7.1.10.0110.00816.51
7.1.00.0070.00716.63
7.0.200.0110.00416.69
7.0.190.0110.00916.61
7.0.180.0120.00316.21
7.0.170.0060.00616.23
7.0.160.0050.00516.12
7.0.150.0040.01316.32
7.0.140.0000.01316.40
7.0.130.0090.00916.08
7.0.120.0120.00616.21
7.0.110.0090.00316.36
7.0.100.0000.01416.34
7.0.90.0060.00616.32
7.0.80.0090.00616.36
7.0.70.0000.01416.29
7.0.60.0060.00616.06
7.0.50.0090.01416.55
7.0.40.0070.00715.39
7.0.30.0130.00315.39
7.0.20.0070.00715.39
7.0.10.0050.01015.39
7.0.00.0050.00515.39
5.6.300.0040.04620.90
5.6.290.0030.04220.96
5.6.280.0000.05421.10
5.6.270.0030.04820.88
5.6.260.0030.04820.88
5.6.250.0030.04421.07
5.6.240.0070.04521.02
5.6.230.0110.07121.06
5.6.220.0000.04921.03
5.6.210.0100.06621.06
5.6.200.0070.04120.74
5.6.190.0100.04521.03
5.6.180.0070.07921.00
5.6.170.0070.04620.87
5.6.160.0130.06420.83
5.6.150.0070.04220.86
5.6.140.0030.04520.99
5.6.130.0060.04320.98
5.6.120.0100.06720.82
5.6.110.0100.04920.96
5.6.100.0160.03420.85
5.6.90.0100.03720.80
5.6.80.0040.04220.15
5.6.70.0070.05420.23
5.6.60.0090.03520.40
5.6.50.0100.06820.12
5.6.40.0090.03820.35
5.6.30.0100.05420.35
5.6.20.0100.03920.38
5.6.10.0100.03520.18
5.6.00.0000.05320.27

preferences:
59.15 ms | 401 KiB | 5 Q