3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 0 => 'val', 2 => 'val', 3 => 'val', 5 => 'val', 7 => 'val' ); [$array] = [...$array]; var_export($array);

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)
8.3.60.0090.00618.43
8.3.50.0090.01221.21
8.3.40.0140.00418.83
8.3.30.0120.00318.72
8.3.20.0030.00621.68
8.3.10.0040.00420.21
8.3.00.0030.00623.53
8.2.180.0120.00318.29
8.2.170.0090.00622.96
8.2.160.0140.00019.37
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0100.00021.18
8.2.110.0030.00620.77
8.2.100.0050.00517.91
8.2.90.0040.00417.91
8.2.80.0040.00417.97
8.2.70.0040.00418.05
8.2.60.0060.00318.09
8.2.50.0080.00018.10
8.2.40.0030.00519.29
8.2.30.0040.00419.18
8.2.20.0000.00718.11
8.2.10.0000.00719.21
8.2.00.0080.00019.28
8.1.280.0100.00725.92
8.1.270.0050.00322.02
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0080.00022.09
8.1.230.0110.00022.67
8.1.220.0050.00217.75
8.1.210.0030.00520.06
8.1.200.0060.00317.22
8.1.190.0080.00016.98
8.1.180.0050.00318.10
8.1.170.0030.00518.64
8.1.160.0000.00818.76
8.1.150.0070.00018.96
8.1.140.0050.00222.10
8.1.130.0000.00720.13
8.1.120.0050.00217.52
8.1.110.0040.00417.45
8.1.100.0040.00417.44
8.1.90.0070.00017.30
8.1.80.0070.00017.28
8.1.70.0000.00817.24
8.1.60.0040.00417.42
8.1.50.0000.00817.34
8.1.40.0040.00417.41
8.1.30.0090.00017.67
8.1.20.0000.00817.58
8.1.10.0000.00717.44
8.1.00.0050.00317.53
8.0.300.0000.00721.94
8.0.290.0060.00616.63
8.0.280.0050.00218.44
8.0.270.0070.00017.13
8.0.260.0000.00620.06
8.0.250.0030.00316.94
8.0.240.0000.00716.99
8.0.230.0030.00316.81
8.0.220.0000.00816.82
8.0.210.0030.00316.89
8.0.200.0030.00317.00
8.0.190.0040.00416.89
8.0.180.0000.00716.82
8.0.170.0030.00716.89
8.0.160.0000.00716.88
8.0.150.0000.00716.85
8.0.140.0070.00016.86
8.0.130.0000.00513.32
8.0.120.0000.00816.84
8.0.110.0080.00016.78
8.0.100.0000.00716.87
8.0.90.0030.00616.68
8.0.80.0060.00816.82
8.0.70.0080.00016.87
8.0.60.0040.00416.74
8.0.50.0000.00716.77
8.0.30.0070.01117.11
8.0.20.0080.01116.86
8.0.10.0050.00316.89
8.0.00.0100.00816.74
7.4.330.0000.00715.55
7.4.320.0060.00016.50
7.4.300.0030.00316.60
7.4.290.0040.00716.65
7.4.280.0080.00416.63
7.4.270.0040.00416.41
7.4.260.0000.00716.61
7.4.250.0030.00316.47
7.4.240.0000.00716.52
7.4.230.0070.00016.52
7.4.220.0030.00316.41
7.4.210.0080.00816.58
7.4.200.0000.00716.62
7.4.140.0150.00917.86
7.4.130.0130.00316.40
7.4.120.0060.01716.55
7.4.110.0120.00916.56
7.4.100.0110.01116.70
7.4.90.0150.00916.36
7.4.80.0070.01019.39
7.4.70.0070.01116.34
7.4.60.0120.00616.45
7.4.50.0060.01016.38
7.4.40.0070.01016.39
7.3.330.0030.00313.20
7.3.320.0030.00313.22
7.3.310.0040.00416.31
7.3.300.0000.00716.20
7.3.290.0000.00615.98
7.3.280.0100.00616.09
7.3.260.0080.01016.20
7.3.230.0180.00316.16
7.3.210.0140.00716.27
7.3.200.0040.01216.44
7.3.190.0110.00616.07
7.3.180.0060.01216.28
7.3.170.0030.01416.23
7.3.160.0100.01016.24
7.3.70.0150.00314.43
7.3.60.0100.00714.64
7.3.50.0100.00314.36
7.3.40.0120.00914.62
7.3.30.0070.00314.62
7.3.20.0100.00914.68
7.3.10.0130.00014.64
7.3.00.0160.01014.61
7.2.330.0110.00616.15
7.2.320.0130.00316.31
7.2.310.0070.01016.41
7.2.300.0110.00716.32
7.2.290.0030.01316.42
7.2.200.0040.01814.80
7.2.190.0090.01514.64
7.2.180.0070.01114.62
7.2.170.0100.01114.81
7.2.160.0100.00914.69
7.2.150.0130.00014.99
7.2.140.0120.00914.86
7.2.130.0070.01015.02
7.2.120.0070.00714.65
7.2.110.0100.01014.45
7.2.100.0070.01014.41
7.2.90.0150.00314.78
7.2.80.0070.01114.55
7.2.70.0210.00314.66
7.2.60.0110.00414.57
7.2.50.0060.00914.94
7.2.40.0190.00315.00
7.2.30.0170.00714.60
7.2.20.0090.00614.50
7.2.10.0220.00315.00
7.2.00.0120.01014.61
7.1.300.0160.00013.75
7.1.290.0100.00713.64
7.1.280.0180.00013.65
7.1.270.0190.00513.49
7.1.260.0120.00913.68
7.1.250.0150.00913.69

preferences:
60.82 ms | 401 KiB | 5 Q