3v4l.org

run code in 300+ PHP versions simultaneously
<?php $y = ['settings' => '']; $x = $y['settings'] ?? []; var_dump($x);

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)
8.3.60.0110.01418.05
8.3.50.0070.00718.03
8.3.40.0100.01018.56
8.3.30.0110.00418.67
8.3.20.0030.00619.18
8.3.10.0040.00423.66
8.3.00.0080.00020.82
8.2.180.0110.00417.93
8.2.170.0120.00322.96
8.2.160.0140.00022.17
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00719.83
8.2.110.0070.01521.02
8.2.100.0070.00317.78
8.2.90.0050.00317.63
8.2.80.0000.00917.97
8.2.70.0000.00817.93
8.2.60.0030.00618.09
8.2.50.0080.00018.10
8.2.40.0070.00019.34
8.2.30.0030.00519.17
8.2.20.0030.00618.02
8.2.10.0030.00518.10
8.2.00.0030.00517.72
8.1.280.0070.00725.92
8.1.270.0000.00818.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00320.88
8.1.230.0100.00017.79
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0090.00017.10
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00718.65
8.1.160.0000.00718.78
8.1.150.0000.00718.80
8.1.140.0040.00422.14
8.1.130.0000.00720.13
8.1.120.0070.00017.38
8.1.110.0040.00417.45
8.1.100.0030.00517.41
8.1.90.0050.00317.38
8.1.80.0040.00417.41
8.1.70.0040.00417.23
8.1.60.0000.00717.57
8.1.50.0040.00417.57
8.1.40.0040.00417.54
8.1.30.0040.00417.67
8.1.20.0000.00717.62
8.1.10.0080.00017.53
8.1.00.0030.00517.51
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0080.00018.35
8.0.270.0070.00017.13
8.0.260.0030.00318.25
8.0.250.0030.00316.77
8.0.240.0040.00416.89
8.0.230.0030.00316.88
8.0.220.0030.00316.72
8.0.210.0000.00716.72
8.0.200.0000.00616.82
8.0.190.0060.00316.93
8.0.180.0000.00816.78
8.0.170.0060.00316.84
8.0.160.0000.00716.72
8.0.150.0060.00616.43
8.0.140.0080.00016.70
8.0.130.0030.00313.29
8.0.120.0050.00216.72
8.0.110.0000.00716.85
8.0.100.0000.00716.79
8.0.90.0000.00716.88
8.0.80.0080.01016.80
8.0.70.0070.00016.70
8.0.60.0000.00716.76
8.0.50.0000.00716.63
8.0.30.0080.00817.06
8.0.20.0070.01017.40
8.0.10.0000.00816.85
8.0.00.0120.00616.59
7.4.330.0000.00615.55
7.4.320.0060.00016.45
7.4.300.0030.00316.34
7.4.290.0080.00016.51
7.4.280.0030.00516.48
7.4.270.0040.00416.36
7.4.260.0040.00416.32
7.4.250.0030.00616.44
7.4.240.0030.00316.55
7.4.230.0000.00716.34
7.4.220.0040.00416.55
7.4.210.0090.00716.55
7.4.200.0050.00316.64
7.4.160.0090.00716.43
7.4.140.0070.01217.86
7.4.130.0090.00916.57
7.4.120.0100.00716.58
7.4.110.0140.01016.27
7.4.100.0130.00316.40
7.4.90.0070.01016.44
7.4.80.0050.01619.39
7.4.70.0070.01016.66
7.4.60.0070.01316.48
7.4.50.0110.00716.34
7.4.40.0030.01316.52
7.4.00.0070.01014.88
7.3.330.0020.00212.95
7.3.320.0030.00312.94
7.3.310.0050.00316.11
7.3.300.0030.00316.17
7.3.290.0000.00716.19
7.3.280.0080.00916.25
7.3.260.0130.00616.37
7.3.240.0090.00816.34
7.3.230.0060.01216.50
7.3.210.0100.00716.27
7.3.200.0100.00616.38
7.3.190.0190.00416.23
7.3.180.0090.01116.43
7.3.170.0070.01016.42
7.3.160.0130.00316.54
7.2.330.0100.00716.61
7.2.320.0100.01016.29
7.2.310.0130.00616.65
7.2.300.0130.00316.36
7.2.290.0090.00916.60
7.2.110.1000.01014.49
7.2.100.1270.00314.12
7.2.90.0750.00714.57
7.2.80.1110.00614.69
7.2.70.1840.00714.65
7.2.60.0910.00314.70
7.2.50.0850.01214.93
7.2.40.0270.00414.90
7.2.30.0450.01214.95
7.2.20.0250.00614.74
7.2.10.0930.01314.43
7.2.00.1250.00614.53
7.1.230.1150.00713.89
7.1.220.0620.00913.81
7.1.210.1020.01013.81
7.1.200.0820.00913.52
7.1.190.1290.00313.92
7.1.180.0360.01113.86
7.1.170.0230.00813.81
7.1.160.0450.00313.77
7.1.150.0400.01013.88
7.1.140.0720.01013.98
7.1.130.0860.01413.89
7.1.120.0050.01013.74
7.1.110.0830.00714.13
7.1.100.0440.00413.74
7.1.90.0000.01613.58
7.1.80.0110.00513.63
7.1.70.0480.00313.64
7.1.60.0290.00731.82
7.1.50.1890.01031.74
7.1.40.0290.02031.68
7.1.30.0600.01631.55
7.1.20.0340.00431.53
7.1.10.0100.01013.82
7.1.00.0050.01113.63
5.6.380.0050.00814.04

preferences:
57.82 ms | 400 KiB | 5 Q