3v4l.org

run code in 500+ PHP versions simultaneously
<?php $a = ['b', ["c"]]; $a = ['b', [[[["c"]]]]]; $b = 1; $c = 2; $d = compact($a); print_r($d); ?>

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)
8.5.60.0090.00916.62
8.5.50.0050.00516.37
8.5.30.0050.00317.84
8.5.20.0100.00619.27
8.5.10.0110.01216.59
8.5.00.0090.01119.86
8.4.210.0140.00719.26
8.4.180.0120.00820.61
8.4.170.0130.00823.73
8.4.160.0110.01023.89
8.4.150.0090.00416.67
8.4.140.0150.00717.36
8.4.130.0140.00617.75
8.4.120.0110.00820.75
8.4.110.0110.00922.38
8.4.100.0120.00817.61
8.4.90.0120.00820.55
8.4.80.0130.00618.98
8.4.70.0070.01020.81
8.4.60.0060.00220.31
8.4.50.0130.00819.44
8.4.40.0100.01019.30
8.4.30.0400.00717.19
8.4.20.0400.00317.52
8.4.10.0380.00017.38
8.3.300.0030.00720.75
8.3.290.0150.00418.18
8.3.280.0100.00918.29
8.3.270.0100.01016.44
8.3.260.0130.00716.37
8.3.250.0120.00418.78
8.3.240.0050.00316.65
8.3.230.0080.01216.70
8.3.220.0050.00218.71
8.3.210.0090.00616.44
8.3.200.0050.00316.27
8.3.190.0110.00816.53
8.3.180.0100.00816.48
8.3.170.0360.00616.34
8.3.160.0350.01116.30
8.3.150.0340.00816.31
8.3.140.0350.01016.57
8.3.130.0300.01116.37
8.3.120.0280.01316.47
8.3.110.0290.00716.69
8.3.100.0300.00016.54
8.3.90.0290.01816.23
8.3.80.0410.00816.25
8.3.70.0380.00816.00
8.3.60.0420.00416.14
8.3.50.0320.01116.53
8.3.40.0310.01317.20
8.3.30.0230.01316.91
8.3.20.0290.00717.23
8.3.10.0280.00717.23
8.3.00.0090.01217.44
8.2.300.0120.00818.70
8.2.290.0120.00620.28
8.2.280.0130.00618.46
8.2.270.0340.00416.41
8.2.260.0280.00916.70
8.2.250.0260.00416.21
8.2.240.0450.00016.20
8.2.230.0320.00916.25
8.2.220.0320.01016.46
8.2.210.0320.00616.25
8.2.200.0270.01116.23
8.2.190.0310.01016.43
8.2.180.0350.00516.49
8.2.170.0280.00817.55
8.2.160.0260.01017.62
8.2.150.0320.00817.38
8.2.140.0360.00417.22
8.2.130.0320.00917.29
8.2.120.0380.00617.22
8.2.110.0280.01017.34
8.2.100.0270.01017.49
8.2.90.0340.00917.43
8.2.80.0320.00617.50
8.2.70.0300.01117.51
8.2.60.0330.00617.41
8.2.50.0280.01117.38
8.2.40.0230.01317.04
8.2.30.0220.01517.04
8.2.20.0320.00517.46
8.2.10.0170.01717.09
8.2.00.0330.00417.46
8.1.340.0140.00817.24
8.1.320.0030.00517.84

preferences:
59.48 ms | 851 KiB | 5 Q