3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { protected $a = 10; protected $c;} class b { protected $b; public function setA($a){$this->b = $a;return $this;}} echo serialize((new b)->setA(new a));

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)
8.3.60.0140.00016.63
8.3.50.0100.01222.10
8.3.40.0070.01118.80
8.3.30.0040.01118.71
8.3.20.0070.00020.30
8.3.10.0080.00023.48
8.3.00.0050.00319.79
8.2.180.0040.01416.50
8.2.170.0100.01022.96
8.2.160.0130.00020.43
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00719.32
8.2.120.0080.00026.35
8.2.110.0060.00322.08
8.2.100.0040.00717.93
8.2.90.0000.00819.13
8.2.80.0050.00317.97
8.2.70.0030.00617.38
8.2.60.0060.00317.93
8.2.50.0080.00018.07
8.2.40.0070.00022.20
8.2.30.0000.00820.62
8.2.20.0040.00417.53
8.2.10.0040.00418.04
8.2.00.0040.00417.86
8.1.280.0060.00925.92
8.1.270.0150.00020.32
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0130.00723.92
8.1.230.0040.00819.14
8.1.220.0080.00017.74
8.1.210.0120.00018.77
8.1.200.0030.00617.22
8.1.190.0030.00517.13
8.1.180.0040.00418.10
8.1.170.0040.00418.52
8.1.160.0030.00320.70
8.1.150.0000.00718.68
8.1.140.0060.00319.39
8.1.130.0000.00717.61
8.1.120.0030.00317.26
8.1.110.0000.00717.23
8.1.100.0050.00317.29
8.1.90.0040.00417.30
8.1.80.0060.00317.28
8.1.70.0040.00417.20
8.1.60.0060.00317.57
8.1.50.0000.00917.52
8.1.40.0030.00517.55
8.1.30.0040.00417.62
8.1.20.0000.00817.70
8.1.10.0000.00817.50
8.1.00.0040.00417.46
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0000.00718.51
8.0.270.0070.00017.25
8.0.260.0030.00717.24
8.0.250.0030.00316.96
8.0.240.0000.00816.95
8.0.230.0070.00016.70
8.0.220.0040.00416.68
8.0.210.0070.00016.66
8.0.200.0030.00316.88
8.0.190.0000.00816.75
8.0.180.0000.00816.70
8.0.170.0060.00316.71
8.0.160.0030.00416.81
8.0.150.0000.00716.74
8.0.140.0040.00416.72
8.0.130.0070.00013.14
8.0.120.0000.00916.71
8.0.110.0000.00716.74
8.0.100.0050.00216.79
8.0.90.0000.00716.69
8.0.80.0070.00716.85
8.0.70.0000.00716.88
8.0.60.0030.00516.87
8.0.50.0050.00316.86
8.0.30.0130.00616.88
8.0.20.0090.00917.40
8.0.10.0000.00816.80
8.0.00.0100.00816.77
7.4.330.0020.00216.79
7.4.320.0000.00716.46
7.4.300.0000.00616.53
7.4.290.0020.00516.55
7.4.280.0080.00016.34
7.4.270.0030.00316.43
7.4.260.0000.00716.47
7.4.250.0050.00316.50
7.4.240.0050.00216.45
7.4.230.0030.00316.43
7.4.220.0030.01316.56
7.4.210.0110.00816.56
7.4.200.0040.00416.55
7.4.160.0120.00316.36
7.4.150.0110.01417.40
7.4.140.0060.01317.86
7.4.130.0120.00616.44
7.4.120.0130.00716.62
7.4.110.0090.01216.41
7.4.100.0070.01116.29
7.4.90.0120.00616.48
7.4.80.0030.01519.39
7.4.70.0140.00316.55
7.4.60.0090.00916.39
7.4.50.0000.01416.13
7.4.40.0000.01816.54
7.4.30.0060.01116.39
7.4.10.0070.01314.73
7.4.00.0070.01014.96
7.3.330.0000.00713.23
7.3.320.0050.00013.05
7.3.310.0000.00716.05
7.3.300.0000.00716.09
7.3.290.0050.01416.20
7.3.280.0100.00516.26
7.3.270.0110.00617.40
7.3.260.0060.01216.29
7.3.250.0080.01116.13
7.3.240.0120.00716.38
7.3.230.0140.00316.39
7.3.210.0090.00616.21
7.3.200.0100.00716.18
7.3.190.0150.00616.45
7.3.180.0100.00616.38
7.3.170.0160.00016.32
7.3.160.0130.00316.26
7.3.130.0070.00714.83
7.3.120.0090.00914.77
7.3.110.0040.01314.80
7.3.100.0040.00814.71
7.3.90.0040.01214.85
7.3.80.0050.00714.67
7.3.70.0070.00714.74
7.3.60.0010.01214.66
7.3.50.0060.00814.74
7.3.40.0080.00614.72
7.3.30.0080.00614.66
7.3.20.0060.00616.40
7.3.10.0050.00816.57
7.3.00.0060.00816.55
7.2.330.0090.00916.84
7.2.320.0060.01616.72
7.2.310.0170.02116.75
7.2.300.0150.00816.71
7.2.290.0100.01316.73
7.2.260.0040.01115.16
7.2.250.0100.00915.18
7.2.240.0110.00815.06
7.2.230.0050.00815.18
7.2.220.0040.01014.90
7.2.210.0050.00915.00
7.2.200.0060.00914.85
7.2.190.0050.00615.09
7.2.180.0070.00415.00
7.2.170.0070.00715.07
7.2.160.0040.00415.02
7.2.150.0000.01516.86
7.2.140.0000.01516.83
7.2.130.0080.00716.98
7.2.120.0040.01016.79
7.2.110.0020.01016.84
7.2.100.0020.01216.97
7.2.90.0070.00716.79
7.2.80.0060.00716.86
7.2.70.0060.00516.84
7.2.60.0040.00716.82
7.2.50.0030.00817.00
7.2.40.0070.00916.74
7.2.30.0030.01116.88
7.2.20.0090.00916.84
7.2.10.0090.00616.84
7.2.00.0120.00316.92
7.1.330.0070.00715.71
7.1.320.0040.01015.87
7.1.310.0060.00715.81
7.1.300.0030.00815.77
7.1.290.0030.00915.70
7.1.280.0050.00915.76
7.1.270.0050.00815.72
7.1.260.0030.01015.80
7.1.250.0050.00915.93
7.1.240.0090.00615.96
7.1.230.0040.01115.93
7.1.220.0030.00715.82
7.1.210.0080.00315.77
7.1.200.0050.00815.59
7.1.190.0060.00915.69
7.1.180.0090.00315.90
7.1.170.0070.00315.82
7.1.160.0070.01115.86
7.1.150.0000.01415.66
7.1.140.0070.01115.87
7.1.130.0040.01115.79
7.1.120.0030.01415.83
7.1.110.0000.01415.69
7.1.100.0070.01015.63
7.1.90.0100.00315.86
7.1.80.0080.00315.79
7.1.70.0000.00816.48
7.1.60.0090.01017.71
7.1.50.0080.00916.40
7.1.40.0030.01015.67
7.1.30.0030.01315.89
7.1.20.0090.00615.72
7.1.10.0090.00615.44
7.1.00.0030.04319.13
7.0.330.0000.01315.13
7.0.320.0060.00615.36
7.0.310.0030.01015.29
7.0.300.0060.00615.34
7.0.290.0040.01415.46
7.0.280.0000.01215.51
7.0.270.0030.01415.50
7.0.260.0000.01115.37
7.0.250.0090.00315.43
7.0.240.0070.00715.49
7.0.230.0070.00315.38
7.0.220.0060.00315.32
7.0.210.0000.01115.50
7.0.200.0100.00515.10
7.0.190.0070.00715.58
7.0.180.0090.00615.41
7.0.170.0040.00415.38
7.0.160.0130.00015.46
7.0.150.0030.01115.36
7.0.140.0030.00715.41
7.0.130.0060.00615.07
7.0.120.0070.00715.48
7.0.110.0030.01315.53
7.0.100.0060.00615.57
7.0.90.0070.00715.36
7.0.80.0030.01015.03
7.0.70.0030.01215.34
7.0.60.0070.03517.62
7.0.50.0120.04216.70
7.0.40.0010.04916.83
7.0.30.0210.04416.84
7.0.20.0130.04516.80
7.0.10.0080.04616.84
7.0.00.0080.04516.70
5.6.400.0080.00414.24
5.6.390.0000.01314.23
5.6.380.0030.00914.36
5.6.370.0040.01114.11
5.6.360.0130.00314.48
5.6.350.0000.01114.45
5.6.340.0100.00314.50
5.6.330.0030.00914.17
5.6.320.0000.01614.37
5.6.310.0070.00714.48
5.6.300.0080.00814.10
5.6.290.0090.00614.31
5.6.280.0070.01717.65
5.6.270.0030.00714.50
5.6.260.0100.00014.49
5.6.250.0070.00714.11
5.6.240.0120.00314.62
5.6.230.0090.00614.36
5.6.220.0130.00314.12
5.6.210.0030.02517.49
5.6.200.0100.04116.22
5.6.190.0080.04517.32
5.6.180.0150.03617.50
5.6.170.0170.04717.37
5.6.160.0060.02517.27
5.6.150.0110.03616.35
5.6.140.0080.04116.11
5.6.130.0120.03916.21
5.6.120.0070.04517.63
5.6.110.0050.02817.62
5.6.100.0060.04617.77
5.6.90.0030.02917.72
5.6.80.0100.03717.38
5.6.70.0000.00814.25
5.6.60.0000.01514.26
5.6.50.0000.01314.25
5.6.40.0070.00314.19
5.6.30.0000.00914.30
5.6.20.0000.01114.11
5.6.10.0060.00714.30
5.6.00.0040.01214.24
5.5.380.0040.00414.17
5.5.370.0090.00314.29
5.5.360.0000.01414.29
5.5.350.0110.04517.46
5.5.340.0050.02516.06
5.5.330.0070.03717.18
5.5.320.0300.03617.41
5.5.310.0180.04017.40
5.5.300.0040.02216.14
5.5.290.0080.02716.09
5.5.280.0070.04117.55
5.5.270.0060.02817.25
5.5.260.0080.03817.60
5.5.250.0080.04217.28
5.5.240.0030.02316.98
5.5.230.0040.00414.08
5.5.220.0160.00014.16
5.5.210.0040.01214.18
5.5.200.0070.00714.12
5.5.190.0040.00714.18
5.5.180.0120.00414.32
5.5.170.0040.00414.25
5.5.160.0040.00713.97
5.5.150.0070.00714.36
5.5.140.0070.00714.29
5.5.130.0070.00714.13
5.5.120.0050.00513.78
5.5.110.0060.00314.31
5.5.100.0000.01013.88
5.5.90.0030.01014.30
5.5.80.0000.00814.03
5.5.70.0080.00414.08
5.5.60.0000.01514.02
5.5.50.0030.01013.74
5.5.40.0060.00614.12
5.5.30.0050.00513.73
5.5.20.0040.00413.79
5.5.10.0110.00413.84
5.5.00.0000.01113.97

preferences:
52.08 ms | 401 KiB | 5 Q