3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const U = 'Y'; public static function getStatic(){ return static::U; } public static function getSelf(){ return self::U; } } class B extends A { const U = 'X'; } echo "static::U gives: " . B::getStatic() . "\n"; echo "self::U gives: " . B::getSelf() . "\n";

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)
8.3.60.0030.01418.06
8.3.50.0070.01018.08
8.3.40.0110.00318.81
8.3.30.0100.00719.02
8.3.20.0080.00020.20
8.3.10.0080.00023.60
8.3.00.0040.00419.25
8.2.180.0040.01116.63
8.2.170.0120.00322.96
8.2.160.0070.00720.52
8.2.150.0110.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0080.00022.20
8.2.110.0060.00321.98
8.2.100.0030.00917.38
8.2.90.0000.00819.05
8.2.80.0030.00617.97
8.2.70.0040.00417.50
8.2.60.0000.00917.91
8.2.50.0050.00318.07
8.2.40.0000.00918.03
8.2.30.0000.00718.01
8.2.20.0070.00017.69
8.2.10.0040.00417.96
8.2.00.0040.00417.49
8.1.280.0100.01025.92
8.1.270.0060.00321.98
8.1.260.0100.00026.35
8.1.250.0080.00028.09
8.1.240.0150.00622.47
8.1.230.0080.00317.42
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0000.00918.51
8.1.160.0000.00822.00
8.1.150.0040.00418.73
8.1.140.0000.00817.37
8.1.130.0000.00717.72
8.1.120.0080.00017.48
8.1.110.0040.00417.46
8.1.100.0070.00017.32
8.1.90.0040.00417.30
8.1.80.0070.00017.28
8.1.70.0040.00417.29
8.1.60.0000.00817.56
8.1.50.0040.00417.40
8.1.40.0000.00917.33
8.1.30.0000.00817.57
8.1.20.0040.00417.46
8.1.10.0050.00217.52
8.1.00.0000.00817.43
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.49
8.0.270.0000.00717.17
8.0.260.0030.00317.27
8.0.250.0070.00016.92
8.0.240.0020.00516.86
8.0.230.0030.00316.99
8.0.220.0030.00316.76
8.0.210.0020.00516.96
8.0.200.0050.00316.84
8.0.190.0030.00516.93
8.0.180.0000.00816.92
8.0.170.0000.00916.89
8.0.160.0070.00316.87
8.0.150.0000.00716.79
8.0.140.0040.00416.68
8.0.130.0000.00613.37
8.0.120.0030.00716.82
8.0.110.0040.00416.72
8.0.100.0040.00416.65
8.0.90.0040.00416.68
8.0.80.0120.00916.82
8.0.70.0000.00716.66
8.0.60.0070.00016.74
8.0.50.0030.00516.72
8.0.30.0080.01117.01
8.0.20.0160.00317.40
8.0.10.0030.00516.87
8.0.00.0150.00716.68
7.4.330.0000.00515.00
7.4.320.0030.00316.50
7.4.300.0060.00016.59
7.4.290.0070.00016.40
7.4.280.0040.00416.36
7.4.270.0070.00016.39
7.4.260.0030.00316.53
7.4.250.0080.00016.51
7.4.240.0030.00316.52
7.4.230.0050.00216.42
7.4.220.0040.01716.61
7.4.210.0030.01016.62
7.4.200.0030.00316.64
7.4.160.0030.01416.27
7.4.150.0090.00917.40
7.4.140.0110.00817.86
7.4.130.0130.00716.45
7.4.120.0110.00616.46
7.4.110.0100.01116.51
7.4.100.0090.00916.27
7.4.90.0060.01616.39
7.4.80.0040.01519.39
7.4.70.0060.00916.29
7.4.60.0100.00616.34
7.4.50.0080.00016.55
7.4.40.0000.01516.52
7.4.30.0030.01316.54
7.4.00.0030.01414.90
7.3.330.0050.00013.32
7.3.320.0030.00313.31
7.3.310.0000.00716.34
7.3.300.0060.00016.27
7.3.290.0170.00316.32
7.3.280.0080.00716.32
7.3.270.0130.00417.40
7.3.260.0120.00816.53
7.3.250.0120.00716.23
7.3.240.0110.01116.48
7.3.230.0080.01416.39
7.3.210.0110.01116.27
7.3.200.0110.00719.39
7.3.190.0060.01316.32
7.3.180.0050.01116.34
7.3.170.0110.00716.30
7.3.160.0170.00316.55
7.3.120.0070.01115.03
7.3.110.0100.01014.69
7.3.100.0090.00614.84
7.3.90.0040.00814.80
7.3.80.0060.00914.98
7.3.70.0060.00914.75
7.3.60.0090.00614.79
7.3.50.0030.01014.79
7.3.40.0110.00714.52
7.3.30.0140.00314.71
7.3.20.0070.00716.64
7.3.10.0090.00716.64
7.3.00.0060.00816.69
7.2.330.0070.01016.37
7.2.320.0100.00716.68
7.2.310.0100.00716.47
7.2.300.0130.00316.72
7.2.290.0030.01916.73
7.2.250.0070.01415.23
7.2.240.0030.01615.21
7.2.230.0030.00614.90
7.2.220.0100.00715.25
7.2.210.0090.00315.04
7.2.200.0120.00314.86
7.2.190.0000.01014.79
7.2.180.0090.00915.08
7.2.170.0060.00914.84
7.2.130.0060.00616.98
7.2.120.0040.00616.80
7.2.110.0030.00816.89
7.2.100.0020.01116.81
7.2.90.0070.00816.85
7.2.80.0040.00616.69
7.2.70.0080.00616.98
7.2.60.0060.00816.91
7.2.50.0060.00616.66
7.2.40.0050.00816.95
7.2.30.0060.00316.81
7.2.20.0050.00716.80
7.2.10.0030.01216.80
7.2.00.0050.00716.90
7.1.330.0100.00315.75
7.1.320.0000.01415.61
7.1.310.0110.00015.67
7.1.300.0060.00315.64
7.1.290.0110.00615.73
7.1.280.0070.01015.62
7.1.270.0030.00815.89
7.1.260.0070.00715.88
7.1.250.0020.00715.80
7.1.240.0080.00815.52
7.1.230.0000.01115.63
7.1.220.0090.00915.73
7.1.210.0060.00615.73
7.1.200.0070.00715.69
7.1.190.0030.00715.83
7.1.180.0000.01015.65
7.1.170.0040.00715.81
7.1.160.0070.00715.20
7.1.150.0070.00415.64
7.1.140.0080.00615.47
7.1.130.0000.00915.38
7.1.120.0060.00915.68
7.1.110.0030.00615.72
7.1.100.0030.00915.62
7.1.90.0030.01315.71
7.1.80.0030.01015.70
7.1.70.0030.00816.29
7.1.60.0070.00916.46
7.1.50.0010.01316.25
7.1.40.0030.00615.82
7.1.30.0000.00915.63
7.1.20.0060.00315.63
7.1.10.0060.00615.71
7.1.00.0050.04218.95
7.0.330.0110.00015.34
7.0.320.0030.00915.09
7.0.310.0060.00615.11
7.0.300.0100.00315.38
7.0.290.0030.01014.89
7.0.280.0030.01415.08
7.0.270.0090.00615.44
7.0.260.0030.01015.04
7.0.250.0120.00315.40
7.0.240.0060.00615.13
7.0.230.0000.00915.40
7.0.220.0070.00715.45
7.0.210.0030.01015.38
7.0.200.0020.00915.92
7.0.190.0040.00415.30
7.0.180.0120.00015.48
7.0.170.0100.00315.45
7.0.160.0060.00615.09
7.0.150.0000.01215.08
7.0.140.0000.04318.62
7.0.130.0140.00015.51
7.0.120.0070.00715.24
7.0.110.0100.00315.20
7.0.100.0040.00815.18
7.0.90.0070.00715.15
7.0.80.0040.00715.36
7.0.70.0070.00715.32
7.0.60.0030.03317.62
7.0.50.0070.04716.68
7.0.40.0110.04316.64
7.0.30.0320.03716.71
7.0.20.0220.04116.67
7.0.10.0020.04016.86
7.0.00.0040.03116.80
5.6.380.0030.01014.14
5.6.370.0110.00414.55
5.6.360.0100.00014.22
5.6.350.0000.01314.50
5.6.340.0000.01114.17
5.6.330.0060.00314.07
5.6.320.0040.00714.41
5.6.310.0080.00414.44
5.6.300.0120.00314.41
5.6.290.0100.00314.13
5.6.280.0050.03717.61
5.6.270.0000.01414.13
5.6.260.0030.00914.18
5.6.250.0030.00514.17
5.6.240.0030.01014.28
5.6.230.0040.01114.26
5.6.220.0140.00014.39
5.6.210.0050.04517.50
5.6.200.0110.04016.22
5.6.190.0020.02717.35
5.6.180.0180.04317.37
5.6.170.0160.04317.25
5.6.160.0080.02317.44
5.6.150.0110.01516.21
5.6.140.0110.02016.30
5.6.130.0080.04116.30
5.6.120.0030.03117.63
5.6.110.0080.04717.58
5.6.100.0050.04417.56
5.6.90.0050.02417.58
5.6.80.0100.02017.30
5.6.70.0070.00314.37
5.6.60.0070.00714.14
5.6.50.0060.00914.15
5.6.40.0090.00614.39
5.6.30.0060.00614.23
5.6.20.0000.01514.05
5.6.10.0110.00314.00
5.6.00.0000.01314.07
5.5.380.0040.00411.60
5.5.370.0030.00611.60
5.5.360.0110.00011.60
5.5.350.0100.02516.02
5.5.340.0060.04314.76
5.5.330.0040.02515.93
5.5.320.0220.03815.96
5.5.310.0100.04416.05
5.5.300.0110.03614.79
5.5.290.0080.02014.78
5.5.280.0080.04316.16
5.5.270.0070.04316.17
5.5.260.0080.04316.18
5.5.250.0030.02816.16
5.5.240.0130.04215.88
5.5.230.0000.00811.60
5.5.220.0080.00411.60
5.5.210.0040.00411.60
5.5.200.0030.00711.60
5.5.190.0060.00311.60
5.5.180.0090.00011.60
5.5.170.0030.00711.60
5.5.160.0000.01211.60
5.5.150.0030.00511.60
5.5.140.0000.00711.60
5.5.130.0000.01111.60
5.5.120.0000.00811.60
5.5.110.0030.00711.60
5.5.100.0040.00711.60
5.5.90.0030.00311.60
5.5.80.0060.00011.60
5.5.70.0090.00311.60
5.5.60.0000.00611.60
5.5.50.0040.00811.60
5.5.40.0090.00011.60
5.5.30.0030.00611.60
5.5.20.0040.00411.60
5.5.10.0030.00611.60
5.5.00.0030.00311.60
5.4.450.0480.03515.44
5.4.440.0100.04215.59
5.4.430.0420.02815.37
5.4.420.0370.00215.56
5.4.410.0330.00315.53
5.4.400.0350.00315.42
5.4.390.0360.00115.33
5.4.380.0370.00215.29
5.4.370.0350.00415.38
5.4.360.0300.00615.37
5.4.350.0380.00015.34
5.4.340.0090.02011.81
5.4.330.0080.00411.60
5.4.320.0060.02012.05
5.4.310.0070.02012.05
5.4.300.0040.02112.05
5.4.290.0040.02412.05
5.4.280.0040.02012.00
5.4.270.0050.02312.00
5.4.260.0020.02512.00
5.4.250.0040.02312.00
5.4.240.0020.02212.00
5.4.230.0020.02311.99
5.4.220.0060.02011.99
5.4.210.0040.02211.99
5.4.200.0020.02311.99
5.4.190.0040.02211.99
5.4.180.0060.02011.99
5.4.170.0070.02612.00
5.4.160.0050.01911.99
5.4.150.0060.02011.99
5.4.140.0040.02411.84
5.4.130.0070.01911.83
5.4.120.0040.02911.81
5.4.110.0040.02611.81
5.4.100.0060.02311.81
5.4.90.0070.02211.81
5.4.80.0030.02711.81
5.4.70.0070.01711.81
5.4.60.0040.02011.80
5.4.50.0040.02111.80
5.4.40.0070.02111.80
5.4.30.0030.02111.80
5.4.20.0070.02111.80
5.4.10.0050.02411.80
5.4.00.0070.01911.54
5.3.290.0080.02012.20
5.3.280.0020.02612.16
5.3.270.0020.02412.16
5.3.260.0040.02412.16
5.3.250.0020.02312.16
5.3.240.0070.01912.16
5.3.230.0040.02212.16
5.3.220.0040.02112.14
5.3.210.0050.02312.14
5.3.200.0080.02012.14
5.3.190.0050.02012.14
5.3.180.0040.02212.14
5.3.170.0050.02212.14
5.3.160.0050.02012.14
5.3.150.0040.02112.14
5.3.140.0080.02012.13
5.3.130.0030.02312.13
5.3.120.0060.02012.13
5.3.110.0070.02112.13
5.3.100.0040.02011.86
5.3.90.0040.02311.85
5.3.80.0040.01911.85
5.3.70.0040.02311.85
5.3.60.0040.02211.84
5.3.50.0040.02211.81
5.3.40.0040.02011.81
5.3.30.0070.01711.79
5.3.20.0050.02011.69
5.3.10.0030.02211.67
5.3.00.0060.02511.66
5.2.170.0050.02110.41
5.2.160.0030.01710.41
5.2.150.0040.01610.41
5.2.140.0030.01810.41
5.2.130.0070.01410.39
5.2.120.0040.01510.39
5.2.110.0040.01510.39
5.2.100.0040.01510.39
5.2.90.0040.01610.39
5.2.80.0050.01610.39
5.2.70.0060.01410.39
5.2.60.0060.01410.37
5.2.50.0040.01610.35
5.2.40.0020.02010.34
5.2.30.0020.01810.32
5.2.20.0070.01410.32
5.2.10.0030.01610.27
5.2.00.0040.01510.21
5.1.60.0030.0149.85
5.1.50.0050.0129.85
5.1.40.0040.0149.83
5.1.30.0040.01510.01
5.1.20.0060.01310.02
5.1.10.0030.0169.88
5.1.00.0020.0189.88
5.0.50.0020.0139.12
5.0.40.0020.0139.05
5.0.30.0050.0148.96
5.0.20.0030.0118.94
5.0.10.0050.0108.93
5.0.00.0020.0188.92
4.4.90.0020.0108.19
4.4.80.0030.0108.18
4.4.70.0020.0098.18
4.4.60.0030.0078.18
4.4.50.0050.0078.19
4.4.40.0020.0168.15
4.4.30.0020.0118.18
4.4.20.0060.0088.22
4.4.10.0020.0138.22
4.4.00.0050.0168.18
4.3.110.0040.0128.13
4.3.100.0040.0128.13
4.3.90.0060.0078.12
4.3.80.0040.0128.09
4.3.70.0020.0108.12
4.3.60.0020.0118.12
4.3.50.0020.0118.11
4.3.40.0030.0148.07
4.3.30.0040.0087.45
4.3.20.0010.0107.44
4.3.10.0040.0097.42
4.3.00.0080.0129.39

preferences:
53.82 ms | 400 KiB | 5 Q