3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $_prot; public function __toString() { return (string) $this->_prot; } } class C extends A { protected $_c = __CLASS__; } class B extends A { static function test(A $a) { $a->_prot = 5; echo '_c:', $a->_c, " "; echo "_a:", $a, "\n"; } } $a = new A; $b = new B; $c = new C; B::test($a); B::test($b); B::test($c);

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)
8.3.60.0100.00718.43
8.3.50.0120.00421.14
8.3.40.0120.00318.66
8.3.30.0130.00020.30
8.3.20.0040.00420.33
8.3.10.0000.00821.16
8.3.00.0140.00022.34
8.2.180.0140.00716.75
8.2.170.0090.00622.96
8.2.160.0130.00322.11
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.96
8.2.110.0070.00420.99
8.2.100.0060.00617.91
8.2.90.0060.00318.28
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0000.00818.04
8.2.50.0040.00418.07
8.2.40.0050.00318.06
8.2.30.0040.00419.48
8.2.20.0000.00717.59
8.2.10.0030.00617.74
8.2.00.0000.00717.64
8.1.280.0070.00725.92
8.1.270.0080.00023.99
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0030.00622.05
8.1.230.0040.00720.91
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.36
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0080.00018.64
8.1.160.0040.00418.89
8.1.150.0040.00418.62
8.1.140.0040.00417.49
8.1.130.0040.00417.78
8.1.120.0000.00717.45
8.1.110.0000.00717.43
8.1.100.0040.00417.34
8.1.90.0000.00717.53
8.1.80.0040.00417.46
8.1.70.0000.00717.39
8.1.60.0040.00417.59
8.1.50.0070.00017.56
8.1.40.0000.00817.41
8.1.30.0050.00317.55
8.1.20.0040.00417.54
8.1.10.0030.00517.56
8.1.00.0030.00517.37
8.0.300.0070.00020.07
8.0.290.0030.00516.88
8.0.280.0030.00318.44
8.0.270.0000.00717.25
8.0.260.0000.00716.82
8.0.250.0030.00317.05
8.0.240.0080.00017.02
8.0.230.0020.00517.02
8.0.220.0000.00716.92
8.0.210.0080.00016.97
8.0.200.0060.00016.88
8.0.190.0000.00917.04
8.0.180.0040.00516.95
8.0.170.0000.00716.92
8.0.160.0000.00716.91
8.0.150.0080.00016.96
8.0.140.0000.00716.91
8.0.130.0050.00013.43
8.0.120.0040.00416.88
8.0.110.0000.00716.97
8.0.100.0000.00816.92
8.0.90.0000.00716.87
8.0.80.0040.01116.87
8.0.70.0050.00316.88
8.0.60.0050.00316.82
8.0.50.0040.00416.98
8.0.30.0110.00817.04
8.0.20.0110.00717.40
8.0.10.0040.00416.89
8.0.00.0180.00616.79
7.4.330.0030.00315.00
7.4.320.0000.00616.61
7.4.300.0040.00416.61
7.4.290.0030.00316.64
7.4.280.0030.00416.41
7.4.270.0070.00016.52
7.4.260.0030.00313.32
7.4.250.0070.00016.55
7.4.240.0010.00616.60
7.4.230.0030.00516.54
7.4.220.0080.00816.64
7.4.210.0070.00916.62
7.4.200.0000.00716.58
7.4.190.0040.00416.62
7.4.160.0070.01016.51
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0100.00716.56
7.4.120.0120.00616.68
7.4.110.0140.00416.50
7.4.100.0030.01416.39
7.4.90.0090.00916.53
7.4.80.0090.00919.39
7.4.70.0100.00716.41
7.4.60.0030.01316.40
7.4.50.0090.00016.52
7.4.40.0000.01522.77
7.4.30.0060.01416.47
7.4.00.0030.00914.93
7.3.330.0030.00313.46
7.3.320.0000.00613.36
7.3.310.0070.00016.39
7.3.300.0030.00316.32
7.3.290.0080.00516.37
7.3.280.0060.01016.39
7.3.270.0120.00417.40
7.3.260.0120.00818.24
7.3.250.0160.00516.61
7.3.240.0090.00916.55
7.3.230.0140.00316.39
7.3.210.0080.00816.43
7.3.200.0160.00719.39
7.3.190.0060.01216.32
7.3.180.0100.00516.39
7.3.170.0070.01016.54
7.3.160.0090.00616.57
7.3.120.0140.00314.86
7.3.10.0030.00916.26
7.3.00.0090.00616.59
7.2.330.0130.00716.66
7.2.320.0070.01116.90
7.2.310.0160.00716.50
7.2.300.0080.00816.60
7.2.290.0170.00016.54
7.2.130.0000.01516.29
7.2.120.0040.01116.67
7.2.110.0030.01016.56
7.2.100.0090.00216.76
7.2.90.0070.01016.52
7.2.80.0000.01816.65
7.2.70.0140.01016.41
7.2.60.0120.00716.92
7.2.50.0210.00916.21
7.2.40.0130.01116.64
7.2.30.0110.00716.70
7.2.20.0130.00616.34
7.2.10.0100.01016.65
7.2.00.0100.00918.28
7.1.250.0160.00315.52
7.1.200.0030.00915.95
7.1.100.0030.00918.02
7.1.70.0040.00417.36
7.1.60.0170.00719.17
7.1.50.0110.01416.93
7.1.00.0070.07322.45
7.0.200.0060.00316.51
7.0.140.0100.06721.99
7.0.100.0100.08019.97
7.0.90.0170.07320.00
7.0.80.0070.04319.95
7.0.70.0170.07720.01
7.0.60.0200.07720.03
7.0.50.0230.07720.30
7.0.40.0070.06720.09
7.0.30.0130.07720.15
7.0.20.0030.04320.00
7.0.10.0100.07020.13
7.0.00.0000.05320.09
5.6.280.0100.06721.05
5.6.250.0000.08320.60
5.6.240.0100.07720.61
5.6.230.0100.07720.51
5.6.220.0030.05020.65
5.6.210.0070.05020.49
5.6.200.0170.07721.04
5.6.190.0000.08321.05
5.6.180.0000.05721.18
5.6.170.0070.08021.01
5.6.160.0130.07321.18
5.6.150.0000.05720.96
5.6.140.0030.04721.01
5.6.130.0000.04721.04
5.6.120.0070.04021.04
5.6.110.0070.04021.03
5.6.100.0000.05021.03
5.6.90.0030.04321.06
5.6.80.0100.03320.46
5.6.70.0100.03020.55
5.6.60.0000.04020.41
5.6.50.0030.04020.40
5.6.40.0000.03720.45
5.6.30.0070.05020.41
5.6.20.0100.03720.53
5.6.10.0000.04320.31
5.6.00.0000.04720.30
5.5.380.0170.06320.40
5.5.370.0070.04020.46
5.5.360.0130.07320.45
5.5.350.0070.07720.43
5.5.340.0100.05020.93
5.5.330.0200.03320.84
5.5.320.0130.07720.90
5.5.310.0070.07020.77
5.5.300.0030.05720.89
5.5.290.0100.04320.84
5.5.280.0070.04020.83
5.5.270.0030.04320.64
5.5.260.0070.04720.83
5.5.250.0100.04020.59
5.5.240.0030.04020.28
5.5.230.0030.03320.11
5.5.220.0070.06020.14
5.5.210.0030.05320.26
5.5.200.0130.04720.29
5.5.190.0100.05720.12
5.5.180.0070.04320.11
5.5.160.0070.03720.09
5.5.150.0030.04020.16
5.5.140.0000.04320.23
5.5.130.0100.03320.22
5.5.120.0000.04020.11
5.5.110.0000.03720.25
5.5.100.0030.04020.18
5.5.90.0070.03719.95
5.5.80.0030.03720.16
5.5.70.0030.03320.11
5.5.60.0070.04020.16
5.5.50.0000.03319.95
5.5.40.0030.03320.15
5.5.30.0070.03720.05
5.5.20.0000.04320.04
5.5.10.0030.03720.06
5.5.00.0030.03320.10
5.4.450.0030.04019.51
5.4.440.0100.04019.48
5.4.430.0070.04019.53
5.4.420.0070.03319.45
5.4.410.0170.02719.05
5.4.400.0030.03719.04
5.4.390.0000.04719.05
5.4.380.0070.02719.18
5.4.370.0000.04019.04
5.4.360.0030.03719.18
5.4.350.0030.03719.07
5.4.340.0070.04319.19
5.4.320.0030.04019.12
5.4.310.0030.04019.21
5.4.300.0030.04018.85
5.4.290.0030.03718.90
5.4.280.0070.03319.16
5.4.270.0030.03018.86
5.4.260.0100.03319.13
5.4.250.0070.03319.02
5.4.240.0030.03019.17
5.4.230.0000.04019.02
5.4.220.0000.04019.20
5.4.210.0000.04018.90
5.4.200.0000.04718.89
5.4.190.0030.03019.11
5.4.180.0070.03719.03
5.4.170.0070.03319.13
5.4.160.0070.03319.02
5.4.150.0030.03718.88
5.4.140.0000.03316.48
5.4.130.0070.03316.24
5.4.120.0030.03016.39
5.4.110.0000.03316.41
5.4.100.0030.03016.32
5.4.90.0070.04016.38
5.4.80.0130.06316.41
5.4.70.0030.04716.43
5.4.60.0030.03016.40
5.4.50.0070.03716.33
5.4.40.0100.03316.35
5.4.30.0000.03716.44
5.4.20.0030.06316.40
5.4.10.0100.03016.39
5.4.00.0070.06015.87
5.3.290.0000.04014.66
5.3.280.0030.03014.59
5.3.270.0000.04014.67
5.3.260.0070.02714.75
5.3.250.0000.03314.58
5.3.240.0030.03714.69
5.3.230.0130.02714.55
5.3.220.0030.03014.63
5.3.210.0000.04014.71
5.3.200.0030.03014.52
5.3.190.0030.04014.63
5.3.180.0100.03014.59
5.3.170.0070.03314.69
5.3.160.0000.03314.63
5.3.150.0030.05314.65
5.3.140.0000.04014.55
5.3.130.0070.07714.44
5.3.120.0100.05314.67
5.3.110.0170.06714.69
5.3.100.0070.07314.18
5.3.90.0030.06314.09
5.3.80.0030.05714.14
5.3.70.0030.07014.09
5.3.60.0070.03013.91
5.3.50.0070.06014.11
5.3.40.0030.08014.02
5.3.30.0070.06713.93
5.3.20.0030.03713.67
5.3.10.0130.06013.55
5.3.00.0070.07013.57
5.2.170.0030.03311.61
5.2.160.0100.05011.61
5.2.150.0100.05311.61
5.2.140.0030.03311.61
5.2.130.0100.05311.61
5.2.120.0030.06311.61
5.2.110.0070.06311.61
5.2.100.0070.03311.61
5.2.90.0100.05311.61
5.2.80.0030.05711.61
5.2.70.0000.03011.61
5.2.60.0000.04011.61
5.2.50.0030.05311.61
5.2.40.0000.03711.61
5.2.30.0000.03011.61
5.2.20.0030.05711.61
5.2.10.0070.03011.61
5.2.00.0130.03711.61
5.1.60.0130.04711.61
5.1.50.0100.04711.61
5.1.40.0100.03711.61
5.1.30.0100.02311.61
5.1.20.0000.03011.61
5.1.10.0070.05311.61
5.1.00.0070.03311.61
5.0.50.0000.02311.61
5.0.40.0070.01711.61
5.0.30.0000.06711.61
5.0.20.0100.02711.61
5.0.10.0000.02011.61
5.0.00.0000.06311.61
4.4.90.0030.01311.61
4.4.80.0070.03711.61
4.4.70.0000.02711.61
4.4.60.0000.01711.61
4.4.50.0030.03311.61
4.4.40.0030.03011.61
4.4.30.0030.03311.61
4.4.20.0030.01711.61
4.4.10.0000.02711.61
4.4.00.0000.04011.61
4.3.110.0070.01011.61
4.3.100.0030.01711.61
4.3.90.0030.03011.61
4.3.80.0030.05011.61
4.3.70.0000.03711.61
4.3.60.0000.03311.61
4.3.50.0100.02711.61
4.3.40.0000.03011.61
4.3.30.0000.03711.61
4.3.20.0000.02011.61
4.3.10.0000.03311.61
4.3.00.0000.02011.61

preferences:
43.99 ms | 401 KiB | 5 Q