3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump([null => '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)
8.3.40.0060.00918.42
8.3.30.0070.00718.45
8.3.20.0040.00421.63
8.3.10.0050.00521.82
8.3.00.0060.00318.83
8.2.170.0120.00322.96
8.2.160.0070.00722.09
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00720.35
8.2.120.0080.00026.35
8.2.110.0030.00722.08
8.2.100.0070.00317.78
8.2.90.0000.00819.11
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0050.00317.80
8.2.50.0000.00818.10
8.2.40.0000.00920.60
8.2.30.0000.00719.05
8.2.20.0030.00317.81
8.2.10.0070.00017.92
8.2.00.0040.00417.98
8.1.270.0040.00423.96
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.84
8.1.230.0110.00022.13
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.10
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00418.34
8.1.160.0070.00018.69
8.1.150.0000.00718.76
8.1.140.0070.00019.44
8.1.130.0030.00318.81
8.1.120.0090.00017.36
8.1.110.0000.00817.31
8.1.100.0050.00317.36
8.1.90.0070.00017.29
8.1.80.0070.00017.33
8.1.70.0000.00717.37
8.1.60.0030.00517.50
8.1.50.0060.00317.29
8.1.40.0080.00017.26
8.1.30.0040.00417.34
8.1.20.0040.00417.55
8.1.10.0040.00417.37
8.1.00.0000.00817.22
8.0.300.0000.00718.77
8.0.290.0070.00016.58
8.0.280.0030.00318.32
8.0.270.0000.00817.16
8.0.260.0070.00018.40
8.0.250.0030.00316.84
8.0.240.0000.00716.69
8.0.230.0000.00916.90
8.0.220.0000.00716.79
8.0.210.0000.00716.66
8.0.200.0000.00616.86
8.0.190.0060.00316.86
8.0.180.0040.00416.67
8.0.170.0060.00316.68
8.0.160.0080.00016.71
8.0.150.0030.00316.77
8.0.140.0000.00816.67
8.0.130.0050.00013.18
8.0.120.0040.00416.69
8.0.110.0020.00516.70
8.0.100.0000.00816.79
8.0.90.0040.00416.68
8.0.80.0070.00716.75
8.0.70.0000.00816.65
8.0.60.0040.00416.70
8.0.50.0040.00416.74
8.0.30.0070.01016.94
8.0.20.0110.00917.40
8.0.10.0050.00216.87
8.0.00.0000.02316.71
7.4.330.0000.00515.55
7.4.320.0040.00416.45
7.4.300.0030.00316.43
7.4.290.0070.00016.35
7.4.280.0040.00416.39
7.4.270.0030.00316.43
7.4.260.0040.00413.14
7.4.250.0000.00816.32
7.4.240.0040.00416.27
7.4.230.0030.00316.47
7.4.220.0160.01016.41
7.4.210.0090.01116.46
7.4.200.0000.00716.16
7.4.160.0140.00316.32
7.4.150.0140.01017.40
7.4.140.0110.00617.86
7.4.130.0090.00916.27
7.4.120.0110.00716.26
7.4.110.0190.00616.14
7.4.100.0060.01216.37
7.4.90.0060.01016.29
7.4.80.0090.00819.39
7.4.70.0090.00716.32
7.4.60.0030.02116.20
7.4.50.0090.00916.40
7.4.40.0060.01816.36
7.4.30.0120.00916.36
7.4.00.0030.00715.00
7.3.330.0000.00512.98
7.3.320.0050.00012.93
7.3.310.0000.00716.11
7.3.300.0040.00416.04
7.3.290.0050.01016.11
7.3.280.0080.00916.11
7.3.270.0120.01217.40
7.3.260.0130.00416.06
7.3.250.0070.01116.27
7.3.240.0060.01116.11
7.3.230.0160.00016.14
7.3.210.0060.00916.26
7.3.200.0060.00916.00
7.3.190.0100.00716.43
7.3.180.0110.01116.06
7.3.170.0080.00816.50
7.3.160.0030.01316.38
7.2.330.0100.00716.42
7.2.320.0100.00716.55
7.2.310.0040.01516.48
7.2.300.0110.00516.41
7.2.290.0080.00816.31
7.2.60.0100.00616.64
7.2.00.0070.01018.92
7.1.200.0120.00415.41
7.1.100.0040.00818.11
7.1.70.0000.00716.83
7.1.60.1000.02033.34
7.1.50.0870.01032.80
7.1.40.0700.01332.34
7.1.30.0700.00732.36
7.1.20.0800.01332.63
7.1.10.0470.01014.53
7.1.00.0770.01014.56
7.0.200.0970.01314.67
7.0.190.0570.01014.59
7.0.180.0770.01714.13
7.0.170.0530.01014.13
7.0.160.0500.00714.27
7.0.150.0530.01014.12
7.0.140.0600.00714.23
7.0.130.0530.00714.45
7.0.120.0400.01014.54
7.0.110.0670.00714.25
7.0.100.0970.01014.34
7.0.90.0600.01014.23
7.0.80.0670.01014.28
7.0.70.0400.01314.36
7.0.60.0500.01314.02
7.0.50.0600.02014.46
7.0.40.0570.01314.46
7.0.30.0300.01314.43
7.0.20.0400.01314.52
7.0.10.0400.01014.69
7.0.00.0570.01014.38

preferences:
58.79 ms | 400 KiB | 5 Q