3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; $a['3'] = 1; var_dump($a);

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)
8.5.20.0080.00920.26
8.5.10.0130.00616.66
8.5.00.0140.00919.79
8.4.170.0140.00820.45
8.4.160.0120.01020.68
8.4.150.0030.00014.05
8.4.140.0090.01117.68
8.4.130.0060.00617.43
8.4.120.0130.00820.58
8.4.110.0120.00823.79
8.4.100.0150.00617.35
8.4.90.0030.00517.81
8.4.80.0050.00317.61
8.4.70.0050.00419.38
8.4.60.0150.00517.77
8.4.50.0140.00720.26
8.4.40.0110.00417.55
8.4.30.0130.00319.04
8.4.20.0040.00421.08
8.4.10.0410.00717.33
8.3.300.0090.01218.59
8.3.290.0110.00920.78
8.3.280.0130.00718.37
8.3.270.0110.00816.51
8.3.260.0130.00716.57
8.3.250.0130.00618.65
8.3.240.0100.00916.49
8.3.230.0100.00816.35
8.3.220.0070.00717.07
8.3.210.0060.01416.54
8.3.200.0120.00818.70
8.3.190.0090.01017.15
8.3.180.0110.00718.68
8.3.170.0150.00317.21
8.3.160.0030.01520.61
8.3.150.0070.01117.16
8.3.140.0150.00316.56
8.3.130.0320.00916.71
8.3.120.0280.01216.49
8.3.110.0370.00316.50
8.3.100.0340.00316.46
8.3.90.0410.00316.37
8.3.80.0330.01316.32
8.3.70.0430.00316.14
8.3.60.0420.00316.57
8.3.50.0380.01216.20
8.3.40.0370.00417.49
8.3.30.0330.00317.45
8.3.20.0290.00617.15
8.3.10.0250.01117.47
8.3.00.0110.01117.27
8.2.300.0090.01120.43
8.2.290.0080.01020.50
8.2.280.0070.00716.69
8.2.270.0150.00416.71
8.2.260.0290.01016.45
8.2.250.0270.00816.89
8.2.240.0190.01216.70
8.2.230.0240.01016.44
8.2.220.0320.00316.34
8.2.210.0350.00316.43
8.2.200.0340.00316.39
8.2.190.0200.01816.38
8.2.180.0280.00916.74
8.2.170.0310.00917.41
8.2.160.0300.01017.48
8.2.150.0270.01417.39
8.2.140.0290.01517.58
8.2.130.0430.00417.29
8.2.120.0280.01217.44
8.2.110.0330.00717.40
8.2.100.0390.00017.16
8.2.90.0290.01117.19
8.2.80.0310.00817.45
8.2.70.0310.01217.09
8.2.60.0420.00317.44
8.2.50.0320.00317.31
8.2.40.0280.00817.69
8.2.30.0100.01017.11
8.2.20.0230.00617.07
8.2.10.0190.00417.41
8.2.00.0190.00417.40
8.1.340.0110.01020.19
8.1.320.0150.00616.08

preferences:
29.71 ms | 403 KiB | 5 Q