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;}} var_dump(unserialize(serialize((new b)->setA(new a)), [true]));

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)
8.3.60.0040.01216.63
8.3.50.0150.00018.09
8.3.40.0090.00918.63
8.3.30.0110.00318.77
8.3.20.0000.00720.16
8.3.10.0040.00423.48
8.3.00.0040.00419.85
8.2.180.0120.00316.75
8.2.170.0140.00022.96
8.2.160.0140.00020.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00319.19
8.2.120.0080.00026.35
8.2.110.0060.00322.30
8.2.100.0090.00318.04
8.2.90.0030.00519.26
8.2.80.0030.00517.97
8.2.70.0030.00617.38
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0000.00822.33
8.2.30.0040.00420.64
8.2.20.0040.00417.58
8.2.10.0000.00717.91
8.2.00.0000.00717.91
8.1.280.0070.00725.92
8.1.270.0070.01120.38
8.1.260.0000.00828.09
8.1.250.0000.00728.09
8.1.240.0040.00423.92
8.1.230.0090.00319.08
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0060.00317.23
8.1.190.0000.00917.23
8.1.180.0070.00018.10
8.1.170.0080.00018.62
8.1.160.0080.00020.68
8.1.150.0040.00418.88
8.1.140.0000.00819.49
8.1.130.0030.00317.64
8.1.120.0040.00317.35
8.1.110.0050.00217.38
8.1.100.0050.00217.33
8.1.90.0000.00717.43
8.1.80.0040.00417.36
8.1.70.0090.00317.26
8.1.60.0000.00817.49
8.1.50.0090.00017.46
8.1.40.0030.00517.48
8.1.30.0050.00317.51
8.1.20.0000.00817.68
8.1.10.0000.00717.43
8.1.00.0000.00717.34
8.0.300.0000.00818.77
8.0.290.0040.00416.58
8.0.280.0000.00718.39
8.0.270.0080.00017.26
8.0.260.0000.00917.22
8.0.250.0040.00416.99
8.0.240.0030.00516.93
8.0.230.0000.00716.92
8.0.220.0070.00016.85
8.0.210.0030.00316.70
8.0.200.0050.00316.79
8.0.190.0000.00716.88
8.0.180.0050.00216.87
8.0.170.0060.00316.84
8.0.160.0080.00016.88
8.0.150.0030.00316.70
8.0.140.0040.00416.77
8.0.130.0030.00313.35
8.0.120.0040.00416.72
8.0.110.0000.00716.86
8.0.100.0000.00816.83
8.0.90.0040.00416.88
8.0.80.0100.00716.95
8.0.70.0070.00016.94
8.0.60.0050.00217.01
8.0.50.0000.00716.91
8.0.30.0140.00416.96
8.0.20.0080.01017.40
8.0.10.0030.00517.08
8.0.00.0070.01216.79
7.4.330.0000.00516.77
7.4.320.0030.00316.41
7.4.300.0030.00316.50
7.4.290.0000.00816.45
7.4.280.0030.00516.29
7.4.270.0070.00016.46
7.4.260.0070.00016.32
7.4.250.0000.00716.31
7.4.240.0030.00416.45
7.4.230.0080.00016.26
7.4.220.0130.00716.64
7.4.210.0070.00716.55
7.4.200.0000.00716.54
7.4.160.0100.00616.41
7.4.150.0070.01017.40
7.4.140.0090.01017.86
7.4.130.0080.01016.60
7.4.120.0080.00916.59
7.4.110.0040.01416.44
7.4.100.0090.00916.41
7.4.90.0070.01516.63
7.4.80.0140.00319.39
7.4.70.0070.01016.34
7.4.60.0130.00316.53
7.4.50.0110.00616.24
7.4.40.0070.01116.50
7.4.30.0100.00716.46
7.4.00.0060.01214.89
7.3.330.0000.00813.18
7.3.320.0030.00313.21
7.3.310.0030.00316.25
7.3.300.0000.00716.25
7.3.290.0100.00616.28
7.3.280.0090.00616.24
7.3.270.0130.00717.40
7.3.260.0060.01116.34
7.3.250.0110.00716.42
7.3.240.0040.01316.31
7.3.230.0030.01416.50
7.3.210.0100.00616.22
7.3.200.0090.00916.38
7.3.190.0140.00316.53
7.3.180.0040.01216.32
7.3.170.0090.00916.32
7.3.160.0100.00816.34
7.2.330.0130.00416.63
7.2.320.0070.01616.72
7.2.310.0140.00316.45
7.2.300.0110.00716.23
7.2.290.0070.01016.68
7.2.110.0080.00516.49
7.2.100.0130.00716.34
7.2.90.0110.00716.66
7.2.80.0030.01316.63
7.2.70.0160.00716.45
7.2.60.0080.00816.61
7.2.50.0130.00716.57
7.2.40.0090.00616.77
7.2.30.0060.00916.92
7.2.20.0130.00316.59
7.2.10.0160.00916.73
7.2.00.0080.00818.06
7.1.230.0160.00815.75
7.1.220.0150.00915.74
7.1.210.0140.00015.74
7.1.200.0130.00315.67
7.1.190.0120.00615.62
7.1.180.0030.00915.52
7.1.170.0080.00815.71
7.1.160.0090.00615.38
7.1.150.0030.00915.81
7.1.140.0060.01215.48
7.1.130.0060.00615.69
7.1.120.0060.01015.69
7.1.110.0090.00915.86
7.1.100.0060.00416.77
7.1.90.0100.01015.58
7.1.80.0190.00815.69
7.1.70.0050.01016.48
7.1.60.0080.01517.64
7.1.50.0210.00525.25
7.1.40.0120.01215.70
7.1.30.0160.01015.41
7.1.20.0240.00815.47
7.1.10.0130.01315.61
7.1.00.0110.04019.17
7.0.310.0180.00315.32
7.0.300.0130.00615.07
7.0.290.0120.00615.15
7.0.280.0170.00315.55
7.0.270.0170.00315.24
7.0.260.0130.00715.50
7.0.250.0210.00015.42
7.0.240.0030.01315.52
7.0.230.0140.01415.36
7.0.220.0040.01215.04
7.0.210.0120.01315.30
7.0.200.0080.00815.05
7.0.190.0120.00815.28
7.0.180.0080.00815.08
7.0.170.0040.01514.98
7.0.160.0100.00715.18
7.0.150.0270.00415.27
7.0.140.0220.00715.45
7.0.130.0160.00915.48
7.0.120.0180.00915.50
7.0.110.0180.00515.06
7.0.100.0130.01315.06
7.0.90.0200.00515.49
7.0.80.0170.00915.13
7.0.70.0170.00915.35
7.0.60.0120.04417.68
7.0.50.0150.03416.60
7.0.40.0160.02316.67
7.0.30.0210.03916.67
7.0.20.0150.02616.81
7.0.10.0070.02816.61
7.0.00.0150.04016.77
5.6.380.0120.00614.29
5.6.370.0070.00714.23
5.6.360.0090.00614.18
5.6.350.0080.00514.37
5.6.340.0030.01114.45
5.6.330.0030.01314.42
5.6.320.0040.01114.51
5.6.310.0080.01214.59
5.6.300.0180.00914.24
5.6.290.0210.00614.08
5.6.280.0110.01817.46
5.6.270.0190.00614.35
5.6.260.0210.00414.22
5.6.250.0150.00714.38
5.6.240.0080.01514.27
5.6.230.0160.00514.42
5.6.220.0140.01114.46
5.6.210.0110.02217.38
5.6.200.0120.04716.06
5.6.190.0100.02717.35
5.6.180.0230.04017.30
5.6.170.0240.04217.50
5.6.160.0120.02017.38
5.6.150.0080.02816.29
5.6.140.0070.03216.35
5.6.130.0070.04516.22
5.6.120.0000.03217.55
5.6.110.0120.04217.52
5.6.100.0070.04517.53
5.6.90.0060.02417.68
5.6.80.0090.04017.24
5.6.70.0130.00413.92
5.6.60.0090.00914.05
5.6.50.0100.01014.35
5.6.40.0120.00314.13
5.6.30.0090.00314.20
5.6.20.0190.00314.14
5.6.10.0080.01614.04
5.6.00.0100.01314.24
5.5.380.0180.00011.19
5.5.370.0170.00011.06
5.5.360.0080.00811.14
5.5.350.0150.04115.79
5.5.340.0100.04114.47
5.5.330.0080.04115.81
5.5.320.0300.03215.71
5.5.310.0210.03815.64
5.5.300.0050.02314.56
5.5.290.0070.02814.54
5.5.280.0090.02515.94
5.5.270.0100.04216.08
5.5.260.0130.03816.04
5.5.250.0110.03316.01
5.5.240.0150.03815.53
5.5.230.0030.01011.00
5.5.220.0050.00510.88
5.5.210.0110.00411.14
5.5.200.0070.00711.08
5.5.190.0070.00710.98
5.5.180.0040.00711.14
5.5.170.0130.00814.39
5.5.160.0090.00610.97
5.5.150.0100.00510.91
5.5.140.0110.00411.19
5.5.130.0100.00711.30
5.5.120.0030.01011.08
5.5.110.0100.00710.94
5.5.100.0030.01311.20
5.5.90.0080.00811.03
5.5.80.0090.00811.18
5.5.70.0090.00310.63
5.5.60.0070.01010.89
5.5.50.0060.00611.02
5.5.40.0060.00610.89
5.5.30.0080.00311.04
5.5.20.0080.00311.11
5.5.10.0040.00811.16
5.5.00.0110.00011.09

preferences:
62.76 ms | 400 KiB | 5 Q