3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public static function hi() { echo __CLASS__,' -> A'; } public static function test() { // self::hi(); // 调用当前A类 A::hi(); 输出 A -> A // static::hi(); // 调用子B类 B::hi()覆盖了A::hi(); 输出 B -> B static::child(); // 调用子B类 B::child() // self::child(); // Fatal error: Call to undefined method A::child() } } class B extends A { public static function hi() { echo __CLASS__,' -> B'; } public static function child() { echo 'child'; } } B::test(); A::test();

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)
8.3.60.0030.01718.40
8.3.50.0070.01116.50
8.3.40.0120.00318.84
8.3.30.0110.00318.47
8.3.20.0070.00021.74
8.3.10.0040.00423.57
8.3.00.0070.00021.73
8.2.180.0170.00316.63
8.2.170.0140.00022.96
8.2.160.0070.00722.15
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00420.35
8.2.120.0040.00426.35
8.2.110.0060.00321.00
8.2.100.0080.00417.91
8.2.90.0070.00019.13
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0050.00318.03
8.2.50.0060.00618.22
8.2.40.0060.00320.58
8.2.30.0000.00719.17
8.2.20.0000.00817.93
8.2.10.0050.00218.04
8.2.00.0050.00217.98
8.1.280.0140.00725.92
8.1.270.0030.00722.00
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.65
8.1.230.0110.00017.77
8.1.220.0040.00417.74
8.1.210.0070.00418.77
8.1.200.0060.00317.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0040.00418.77
8.1.150.0040.00418.74
8.1.140.0040.00419.07
8.1.130.0030.00317.67
8.1.120.0030.00517.28
8.1.110.0000.00817.18
8.1.100.0000.00717.38
8.1.90.0030.00717.24
8.1.80.0080.00017.29
8.1.70.0030.00317.32
8.1.60.0040.00417.54
8.1.50.0040.00417.36
8.1.40.0080.00017.33
8.1.30.0060.00317.59
8.1.20.0020.00517.55
8.1.10.0040.00817.55
8.1.00.0040.00417.26
8.0.300.0050.00318.77
8.0.290.0030.00616.88
8.0.280.0040.00418.44
8.0.270.0000.00717.31
8.0.260.0030.00317.25
8.0.250.0030.00316.86
8.0.240.0070.00016.86
8.0.230.0040.00416.83
8.0.220.0070.00016.91
8.0.210.0030.00316.88
8.0.200.0030.00316.91
8.0.190.0060.00316.88
8.0.180.0040.00416.93
8.0.170.0040.00716.89
8.0.160.0000.00716.88
8.0.150.0030.00516.87
8.0.140.0000.00716.84
8.0.130.0050.00013.27
8.0.120.0000.00716.85
8.0.110.0000.00716.70
8.0.100.0000.00717.00
8.0.90.0040.00416.77
8.0.80.0060.00916.88
8.0.70.0050.00216.76
8.0.60.0070.00016.91
8.0.50.0040.00416.90
8.0.30.0110.00717.09
8.0.20.0130.00617.40
8.0.10.0080.00016.89
8.0.00.0070.01216.50
7.4.330.0030.00315.55
7.4.320.0030.00316.43
7.4.300.0060.00016.39
7.4.290.0080.00016.39
7.4.280.0050.00316.59
7.4.270.0030.00316.39
7.4.260.0040.00416.41
7.4.250.0030.00616.47
7.4.240.0000.00716.64
7.4.230.0000.00716.34
7.4.220.0000.00716.55
7.4.210.0050.01116.53
7.4.200.0030.00316.44
7.4.160.0080.00916.52
7.4.150.0160.00317.40
7.4.140.0090.00817.86
7.4.130.0140.00416.43
7.4.120.0110.00716.44
7.4.110.0030.01316.41
7.4.100.0100.00616.51
7.4.90.0140.00316.60
7.4.80.0130.00519.39
7.4.70.0090.01416.54
7.4.60.0120.00816.48
7.4.50.0070.00416.55
7.4.40.0140.00416.35
7.4.30.0060.01016.58
7.4.00.0070.01115.10
7.3.330.0020.00213.14
7.3.320.0070.00013.32
7.3.310.0050.00316.39
7.3.300.0000.00716.37
7.3.290.0070.00016.32
7.3.280.0040.01116.34
7.3.270.0140.00417.40
7.3.260.0130.00416.54
7.3.250.0090.00816.39
7.3.240.0130.00516.41
7.3.230.0070.01016.54
7.3.210.0100.00716.40
7.3.200.0100.00616.50
7.3.190.0030.01316.42
7.3.180.0120.00616.24
7.3.170.0100.01016.47
7.3.160.0040.01116.43
7.2.330.0090.00816.49
7.2.320.0070.01016.36
7.2.310.0060.00916.70
7.2.300.0140.00316.67
7.2.290.0050.01116.53
7.2.60.0060.00616.71
7.2.00.0130.01717.83
7.1.200.0060.00915.70
7.1.120.0140.01416.66
7.1.110.0230.00716.05
7.1.100.0130.01016.12
7.1.90.0250.01015.91
7.1.80.0250.00916.27
7.1.70.0140.01415.33
7.1.60.0410.01632.99
7.1.50.0340.02132.80
7.1.40.0870.01332.38
7.1.30.0370.01432.42
7.1.20.0380.01332.51
7.1.10.0190.01014.46
7.1.00.0250.00314.86

preferences:
103.9 ms | 401 KiB | 5 Q