3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=[1,2]; $b=[2,...$a]; var_dump($b);

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)
8.3.60.0030.01218.05
8.3.50.0110.00717.43
8.3.40.0030.01118.67
8.3.30.0110.00418.42
8.3.20.0070.00021.73
8.3.10.0040.00421.90
8.3.00.0060.00323.61
8.2.180.0110.00425.92
8.2.170.0070.01022.96
8.2.160.0110.00320.44
8.2.150.0060.00324.18
8.2.140.0070.00024.66
8.2.130.0060.00326.16
8.2.120.0050.00321.02
8.2.110.0090.00022.04
8.2.100.0040.00817.61
8.2.90.0040.00417.61
8.2.80.0050.00317.97
8.2.70.0050.00317.93
8.2.60.0040.00418.22
8.2.50.0000.00818.10
8.2.40.0090.00019.42
8.2.30.0040.00419.24
8.2.20.0070.00318.10
8.2.10.0040.00418.93
8.2.00.0070.00019.17
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.96
8.1.230.0110.00019.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00717.22
8.1.190.0050.00317.22
8.1.180.0030.00618.10
8.1.170.0050.00318.59
8.1.160.0040.00418.75
8.1.150.0020.00518.77
8.1.140.0000.00818.91
8.1.130.0030.00320.16
8.1.120.0070.00017.50
8.1.110.0000.00717.37
8.1.100.0000.00717.43
8.1.90.0060.00317.49
8.1.80.0030.00417.34
8.1.70.0000.00817.47
8.1.60.0000.00817.52
8.1.50.0040.00717.46
8.1.40.0040.00417.51
8.1.30.0000.00817.61
8.1.20.0000.01017.63
8.1.10.0000.00717.48
8.1.00.0050.00217.41
8.0.300.0000.00820.07
8.0.290.0050.00316.75
8.0.280.0030.00318.41
8.0.270.0040.00417.23
8.0.260.0060.00018.45
8.0.250.0030.00316.95
8.0.240.0060.00016.96
8.0.230.0030.00316.80
8.0.220.0000.00716.87
8.0.210.0040.00416.88
8.0.200.0030.00516.84
8.0.190.0080.00016.79
8.0.180.0030.00416.88
8.0.170.0080.00316.80
8.0.160.0040.00416.92
8.0.150.0050.00216.67
8.0.140.0000.00716.78
8.0.130.0000.00613.31
8.0.120.0000.00816.89
8.0.110.0040.00416.87
8.0.100.0000.00716.76
8.0.90.0000.00716.77
8.0.80.0040.01116.91
8.0.70.0000.00716.79
8.0.60.0000.00716.70
8.0.50.0040.00416.88
8.0.30.0120.00817.02
8.0.20.0110.00816.94
8.0.10.0050.00316.93
8.0.00.0070.01116.73
7.4.330.0000.00615.55
7.4.320.0000.00916.48
7.4.300.0050.00316.47
7.4.290.0000.00816.51
7.4.280.0040.00416.58
7.4.270.0030.00316.43
7.4.260.0050.00316.59
7.4.250.0070.00016.38
7.4.240.0030.00316.55
7.4.230.0000.00716.38
7.4.220.0040.00416.52
7.4.210.0130.00416.59
7.4.200.0000.00716.30
7.4.160.0090.00816.46
7.4.130.0070.01016.46
7.4.120.0100.01016.51
7.4.110.0070.01416.46
7.4.100.0070.01016.52
7.4.90.0130.00316.40
7.4.80.0150.00319.39
7.4.70.0060.01016.53
7.4.60.0080.00916.44
7.4.50.0060.00916.16
7.4.40.0170.00316.18
7.3.330.0000.00613.23
7.3.320.0050.00012.96
7.3.310.0000.00716.22
7.3.300.0030.00316.19
7.3.290.0000.00616.16
7.3.280.0080.01116.16
7.3.260.0090.00816.17
7.3.230.0070.01016.08
7.3.210.0110.00416.24
7.3.200.0120.00616.18
7.3.190.0090.00616.32
7.3.180.0130.00616.20
7.3.170.0040.01316.37
7.3.160.0090.00616.16
7.3.60.0070.00414.32
7.3.50.0030.01614.57
7.3.40.0110.00614.75
7.3.30.0060.01314.50
7.3.20.0090.01316.27
7.3.10.0070.00416.29
7.3.00.0140.01216.28
7.2.330.0130.00316.15
7.2.320.0070.01016.43
7.2.310.0080.00816.16
7.2.300.0100.00716.53
7.2.290.0080.00816.47
7.2.190.0130.01014.86
7.2.180.0130.01014.68
7.2.170.0030.00714.64
7.2.160.0080.00414.71
7.2.150.0060.00816.36
7.2.140.0000.01116.63
7.2.130.0100.00616.66
7.2.120.0030.01316.37
7.2.110.0160.00316.54
7.2.100.0110.00716.57
7.2.90.0030.01016.76
7.2.80.0100.01016.69
7.2.70.0030.01016.59
7.2.60.0100.01316.65
7.2.50.0090.01216.44
7.2.40.0130.00916.83
7.2.30.0000.01516.61
7.2.20.0150.00916.65
7.2.10.0110.01416.79
7.2.00.0070.00716.58
7.1.300.0150.00615.41
7.1.290.0080.00815.50
7.1.280.0070.01415.65
7.1.270.0080.00315.56
7.1.260.0060.00615.38
7.1.250.0060.00815.53

preferences:
70.95 ms | 401 KiB | 5 Q