3v4l.org

run code in 300+ PHP versions simultaneously
<?php // $username = "hello"; $name = $firstName ?? $username ?? $placeholder ?? $test ?? $vidu ?? "ví dụ ra cái này nếu trước nó NULL"; echo $name; // class number { public $a= 10; public $b=20; private $c=30; } $numbers = new number(); foreach($numbers as $var => $value) { echo "$value "; }

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)
8.3.70.0180.00318.43
8.3.60.0160.00616.50
8.3.50.0140.00717.87
8.3.40.0120.00318.71
8.3.30.0100.00618.54
8.3.20.0070.00021.85
8.3.10.0070.00023.70
8.3.00.0000.00919.56
8.2.180.0220.00018.05
8.2.170.0120.00622.96
8.2.160.0130.00022.11
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00719.76
8.2.110.0050.00519.24
8.2.100.0060.00617.72
8.2.90.0040.00417.91
8.2.80.0040.00418.14
8.2.70.0000.00817.92
8.2.60.0040.00417.93
8.2.50.0050.00218.22
8.2.40.0030.00620.55
8.2.30.0070.00019.46
8.2.20.0000.00718.13
8.2.10.0070.00017.94
8.2.00.0000.00717.93
8.1.280.0140.00025.92
8.1.270.0070.00023.78
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00322.17
8.1.230.0070.00420.91
8.1.220.0030.00517.74
8.1.210.0000.00818.98
8.1.200.0000.00817.23
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0000.00818.81
8.1.150.0070.00019.03
8.1.140.0040.00417.73
8.1.130.0000.00719.06
8.1.120.0040.00417.39
8.1.110.0080.00017.45
8.1.100.0000.00717.36
8.1.90.0040.00417.43
8.1.80.0070.00017.46
8.1.70.0000.00717.41
8.1.60.0090.00017.59
8.1.50.0000.00817.39
8.1.40.0000.00717.54
8.1.30.0000.00817.68
8.1.20.0000.00717.49
8.1.10.0090.00317.58
8.1.00.0000.00717.54
8.0.300.0040.00420.03
8.0.290.0000.00716.75
8.0.280.0070.00018.45
8.0.270.0030.00317.27
8.0.260.0070.00017.14
8.0.250.0030.00316.88
8.0.240.0040.00416.83
8.0.230.0060.00316.96
8.0.220.0040.00416.86
8.0.210.0070.00016.85
8.0.200.0070.00016.95
8.0.190.0030.00516.93
8.0.180.0030.00616.82
8.0.170.0090.00016.90
8.0.160.0070.00016.80
8.0.150.0040.00416.87
8.0.140.0030.00516.93
8.0.130.0030.00313.34
8.0.120.0030.00516.87
8.0.110.0050.00316.88
8.0.100.0000.00716.77
8.0.90.0000.00716.73
8.0.80.0100.00716.83
8.0.70.0070.00016.75
8.0.60.0040.00316.68
8.0.50.0040.00416.94
8.0.30.0070.01117.15
8.0.20.0090.01117.40
8.0.10.0040.00416.92
8.0.00.0130.00616.81
7.4.330.0000.00515.55
7.4.320.0030.00316.61
7.4.300.0030.00316.50
7.4.290.0070.00016.61
7.4.280.0000.00816.52
7.4.270.0030.00616.61
7.4.260.0030.00316.49
7.4.250.0070.00016.47
7.4.240.0030.00316.41
7.4.230.0000.00716.70
7.4.220.0000.00716.55
7.4.210.0090.00716.58
7.4.200.0020.00516.41
7.4.160.0030.01216.49
7.4.140.0100.01117.86
7.4.130.0040.01316.75
7.4.120.0120.00916.51
7.4.110.0080.00816.40
7.4.100.0100.00716.41
7.4.90.0090.00916.66
7.4.80.0130.01019.39
7.4.70.0040.01416.51
7.4.60.0080.00816.27
7.4.50.0140.00016.48
7.4.40.0110.00716.61
7.4.00.0070.00814.64
7.3.330.0060.00013.16
7.3.320.0000.00513.27
7.3.310.0030.00316.20
7.3.300.0030.00316.31
7.3.290.0000.00716.34
7.3.280.0100.00816.26
7.3.260.0120.00816.31
7.3.240.0070.01016.49
7.3.230.0120.00616.32
7.3.210.0080.00816.27
7.3.200.0090.00616.33
7.3.190.0080.00816.41
7.3.180.0060.00916.34
7.3.170.0100.00716.50
7.3.160.0040.01316.68
7.3.120.0030.01414.75
7.3.110.0090.00914.72
7.3.100.0090.00914.74
7.3.90.0100.00714.73
7.3.80.0030.01014.52
7.3.70.0070.00714.97
7.3.60.0070.01314.83
7.3.50.0130.00314.63
7.3.40.0030.00714.59
7.3.30.0000.01414.82
7.3.20.0040.00716.71
7.3.10.0090.00316.65
7.3.00.0030.01116.61
7.2.330.0120.01216.79
7.2.320.0120.01216.73
7.2.310.0090.00916.41
7.2.300.0120.01016.73
7.2.290.0090.00616.51
7.2.250.0110.00715.20
7.2.240.0070.01315.03
7.2.230.0100.00714.64
7.2.220.0000.01815.01
7.2.210.0000.01615.33
7.2.200.0000.01015.08
7.2.190.0070.00715.11
7.2.180.0100.01015.04
7.2.170.0040.01115.19
7.2.60.0100.00316.80
7.2.50.0100.00716.82
7.2.40.0700.01318.16
7.2.30.1500.01218.01
7.2.20.1110.01217.95
7.2.10.0890.01418.04
7.2.00.1140.01118.16
7.1.330.0000.01415.79
7.1.320.0040.00415.54
7.1.310.0110.00415.94
7.1.300.0060.01315.93
7.1.290.0150.00315.65
7.1.280.0080.00415.58
7.1.270.0000.01415.69
7.1.260.0030.01415.54
7.1.200.0110.00415.55
7.1.160.1610.00916.91
7.1.150.1460.00816.81
7.1.140.1670.01416.93
7.1.130.1270.01516.56
7.1.120.0940.01116.68
7.1.110.1520.01616.16
7.1.100.1070.01016.20
7.1.90.1210.00916.23
7.1.80.1450.01016.30
7.1.70.1140.01315.40
7.1.60.1700.02032.86
7.1.50.1360.01432.85
7.1.40.1220.01632.45
7.1.30.1570.01732.56
7.1.20.1720.01432.73
7.1.10.1770.01314.61
7.1.00.1440.01314.75

preferences:
79.81 ms | 400 KiB | 5 Q