3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private function testPrivate (bool $str) { echo "Class A\n"; } public function test() { $this->testPrivate(true); } } class B extends A { private function testPrivate (string $value) { echo "Class B\n"; } } $b = new B(); $b->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)
8.3.40.0130.00318.72
8.3.30.0110.00418.59
8.3.20.0040.00420.16
8.3.10.0000.00821.94
8.3.00.0050.00319.85
8.2.170.0160.00322.96
8.2.160.0070.00720.38
8.2.150.0090.00624.18
8.2.140.0040.00424.66
8.2.130.0060.00319.38
8.2.120.0080.00026.35
8.2.110.0030.00720.53
8.2.100.0040.00818.03
8.2.90.0000.00819.27
8.2.80.0000.00917.97
8.2.70.0000.00917.63
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0000.00922.15
8.2.30.0040.00420.50
8.2.20.0050.00217.49
8.2.10.0040.00417.87
8.2.00.0070.00018.00
8.1.270.0040.00420.33
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.01323.98
8.1.230.0080.00417.57
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.66
8.1.160.0000.00820.77
8.1.150.0030.00518.82
8.1.140.0000.00819.44
8.1.130.0000.00717.68
8.1.120.0050.00317.37
8.1.110.0050.00217.30
8.1.100.0000.00717.29
8.1.90.0050.00217.45
8.1.80.0000.00717.38
8.1.70.0000.00717.19
8.1.60.0000.00817.61
8.1.50.0000.00817.55
8.1.40.0000.00817.46
8.1.30.0030.00517.55
8.1.20.0040.00417.64
8.1.10.0060.00317.52
8.1.00.0000.00817.52
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0000.00718.44
8.0.270.0000.00717.19
8.0.260.0000.00617.26
8.0.250.0030.00316.88
8.0.240.0030.00316.84
8.0.230.0000.01016.84
8.0.220.0030.00316.89
8.0.210.0070.00016.86
8.0.200.0000.00716.88
8.0.190.0060.00316.93
8.0.180.0000.00816.80
8.0.170.0000.00716.83
8.0.160.0030.00516.78
8.0.150.0000.00716.80
8.0.140.0000.00716.80
8.0.130.0030.00313.29
8.0.120.0030.00616.74
8.0.110.0040.00416.80
8.0.100.0040.00416.66
8.0.90.0000.00716.87
8.0.80.0090.00616.78
8.0.70.0030.00516.87
8.0.60.0040.00416.77
8.0.50.0040.00416.67
8.0.30.0120.00716.90
8.0.20.0050.01317.40
8.0.10.0040.00417.01
8.0.00.0070.01016.67
7.4.330.0050.00016.74
7.4.320.0000.00716.46
7.4.300.0060.00316.57
7.4.290.0030.00316.51
7.4.280.0050.00216.50
7.4.270.0030.00316.52
7.4.260.0030.00516.60
7.4.250.0040.00416.61
7.4.240.0050.00316.54
7.4.230.0030.00316.25
7.4.220.0120.00416.62
7.4.210.0040.01116.56
7.4.200.0070.00016.60
7.4.160.0120.00316.65
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0100.00716.45
7.4.120.0070.01416.51
7.4.110.0070.01016.59
7.4.100.0110.00716.37
7.4.90.0070.01016.41
7.4.80.0040.01419.39
7.4.70.0040.01116.38
7.4.60.0070.01016.59
7.4.50.0070.01016.42
7.4.40.0060.01216.44
7.4.30.0230.00016.62
7.4.10.0080.01114.81
7.4.00.0070.00815.08
7.3.330.0000.00513.10
7.3.320.0050.00013.11
7.3.310.0030.00316.25
7.3.300.0040.00416.10
7.3.290.0050.01216.26
7.3.280.0080.01116.21
7.3.270.0080.00817.40
7.3.260.0070.01116.46
7.3.250.0080.01216.29
7.3.240.0060.01116.32
7.3.230.0120.01216.39
7.3.210.0030.01316.42
7.3.200.0100.00616.50
7.3.190.0060.01216.52
7.3.180.0110.00716.29
7.3.170.0110.01116.27
7.3.160.0080.00816.46
7.3.130.0120.00314.54
7.3.120.0030.01214.94
7.3.110.0100.01014.76
7.3.100.0130.00314.98
7.3.90.0060.01014.82
7.3.80.0000.01414.52
7.3.70.0030.01014.71
7.3.60.0110.00414.90
7.3.50.0030.01314.81
7.3.40.0040.00814.74
7.3.30.0060.00314.83
7.3.20.0090.00616.51
7.3.10.0100.00316.42
7.3.00.0120.00316.30
7.2.330.0130.01016.29
7.2.320.0110.01116.74
7.2.310.0160.00316.60
7.2.300.0070.01416.68
7.2.290.0070.01316.66
7.2.260.0100.01014.81
7.2.250.0100.01015.20
7.2.240.0080.00415.08
7.2.230.0060.01315.00
7.2.220.0040.01214.76
7.2.210.0060.00914.82
7.2.200.0040.00714.98
7.2.190.0060.00914.72
7.2.180.0040.00414.64
7.2.170.0070.00715.02
7.2.160.0030.01014.97
7.2.150.0060.00616.64
7.2.140.0130.00017.01
7.2.130.0040.01116.71
7.2.120.0090.00616.97
7.2.110.0130.00317.03
7.2.100.0030.00616.91
7.2.90.0000.01316.80
7.2.80.0080.01117.05
7.2.70.0070.01016.93
7.2.60.0100.00716.73
7.2.50.0090.00616.84
7.2.40.0100.00016.98
7.2.30.0000.01316.98
7.2.20.0030.01016.79
7.2.10.0060.00617.05
7.2.00.0080.00718.11
7.1.330.0040.00815.57
7.1.320.0000.01815.65
7.1.310.0100.00315.51
7.1.300.0030.00615.41
7.1.290.0050.00515.43
7.1.280.0040.01115.70
7.1.270.0040.01115.83
7.1.260.0070.01015.59
7.1.250.0030.01015.67
7.1.240.0070.00715.80
7.1.230.0030.00615.76
7.1.220.0070.00415.68
7.1.210.0000.01615.87
7.1.200.0080.00615.69
7.1.190.0030.00815.42
7.1.180.0070.00715.52
7.1.170.0000.01415.78
7.1.160.0030.00615.72
7.1.150.0070.00715.74
7.1.140.0030.00915.50
7.1.130.0040.00915.75
7.1.120.0130.00015.67
7.1.110.0080.00415.86
7.1.100.0030.00916.86
7.1.90.0000.01715.73
7.1.80.0100.00315.69
7.1.70.0040.00416.26
7.1.60.0050.01617.62
7.1.50.0060.01216.32
7.1.40.0070.00415.68
7.1.30.0060.00915.58
7.1.20.0000.01215.60
7.1.10.0040.01115.76
7.1.00.0060.04019.03
7.0.330.0000.01415.40
7.0.320.0000.00815.48
7.0.310.0030.01015.39
7.0.300.0040.00415.30
7.0.290.0030.00615.27
7.0.280.0030.00515.42
7.0.270.0000.01315.31
7.0.260.0040.00715.15
7.0.250.0060.00615.38
7.0.240.0100.00315.29
7.0.230.0000.01115.33
7.0.220.0030.00515.40
7.0.210.0090.00315.21
7.0.200.0020.00916.07
7.0.190.0110.00015.36
7.0.180.0040.00715.37
7.0.170.0090.00315.15
7.0.160.0080.00015.45
7.0.150.0030.01015.32
7.0.140.0030.00615.54
7.0.130.0030.01015.21
7.0.120.0000.01115.52
7.0.110.0060.00915.44
7.0.100.0090.00615.32
7.0.90.0040.01115.47
7.0.80.0110.00415.21
7.0.70.0000.01215.28
7.0.60.0120.04017.61
7.0.50.0050.04516.43
7.0.40.0050.04116.56
7.0.30.0170.03916.79
7.0.20.0100.04216.74
7.0.10.0030.04716.79
7.0.00.0100.02516.78
5.6.400.0070.00714.35
5.6.390.0060.00614.18
5.6.380.0030.01314.50
5.6.370.0030.00914.34
5.6.360.0040.01114.01
5.6.350.0060.00314.55
5.6.340.0030.00914.50
5.6.330.0070.00314.04
5.6.320.0060.00314.56
5.6.310.0100.00314.26
5.6.300.0030.00714.09
5.6.290.0070.00714.42
5.6.280.0050.03317.61
5.6.270.0060.00614.56
5.6.260.0070.00714.42
5.6.250.0000.01414.33
5.6.240.0060.00913.86
5.6.230.0000.01214.38
5.6.220.0110.00014.50
5.6.210.0100.04517.47
5.6.200.0050.04516.28
5.6.190.0030.02917.38
5.6.180.0120.02717.31
5.6.170.0100.02717.38
5.6.160.0020.03817.36
5.6.150.0050.02316.25
5.6.140.0040.02616.18
5.6.130.0120.03516.30
5.6.120.0110.04217.61
5.6.110.0100.03817.84
5.6.100.0200.03717.59
5.6.90.0030.04717.71
5.6.80.0070.04217.30
5.6.70.0060.00613.97
5.6.60.0080.00414.23
5.6.50.0040.00813.99
5.6.40.0040.00814.32
5.6.30.0090.00614.21
5.6.20.0040.01114.49
5.6.10.0040.01114.10
5.6.00.0080.00514.25
5.5.380.0000.01413.98
5.5.370.0040.01114.46
5.5.360.0070.00714.36
5.5.350.0120.04517.34
5.5.340.0070.04316.02
5.5.330.0080.04017.20
5.5.320.0270.02817.27
5.5.310.0130.02717.15
5.5.300.0030.03815.96
5.5.290.0080.02816.16
5.5.280.0090.03217.56
5.5.270.0050.03617.38
5.5.260.0100.04517.62
5.5.250.0020.02917.38
5.5.240.2170.02017.03
5.5.230.0030.01014.21
5.5.220.0090.00313.94
5.5.210.0000.01314.09
5.5.200.0060.00614.13
5.5.190.0070.00713.97
5.5.180.0030.00914.14
5.5.170.0120.00313.92
5.5.160.0030.00614.25
5.5.150.0060.01013.83
5.5.140.0070.01014.14
5.5.130.0060.00914.05
5.5.120.0050.00814.16
5.5.110.0150.00314.21
5.5.100.0090.00614.11
5.5.90.0070.00714.14
5.5.80.0040.01114.07
5.5.70.0060.00914.05
5.5.60.0120.00314.36
5.5.50.0060.01214.13
5.5.40.0100.00714.15
5.5.30.0100.00714.23
5.5.20.0030.01314.23
5.5.10.0070.01014.32
5.5.00.0040.01114.13

preferences:
50.22 ms | 400 KiB | 5 Q