3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Person { private $name; private $age; function __construct($name, $age) { $this->name=$name; $this->age=$age; } function say() { echo "我的名字叫:".$this->name."<br />"; echo "我的年龄是:".$this->age; }}$p1 = new Person("张三", 20);$p1->say();$p2 = clone $p1;$p2->say();?>

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)
8.3.60.0140.00318.43
8.3.50.0080.00721.21
8.3.40.0090.00618.71
8.3.30.0140.00019.18
8.3.20.0040.00420.33
8.3.10.0040.00422.09
8.3.00.0040.00422.46
8.2.180.0070.01116.63
8.2.170.0120.00622.96
8.2.160.0050.00818.91
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0180.00026.16
8.2.120.0000.00819.23
8.2.110.0030.00622.09
8.2.100.0040.00818.22
8.2.90.0000.00719.18
8.2.80.0000.00918.03
8.2.70.0030.00617.60
8.2.60.0040.00417.91
8.2.50.0000.00918.07
8.2.40.0000.00918.28
8.2.30.0000.00817.97
8.2.20.0070.00017.53
8.2.10.0040.00417.75
8.2.00.0040.00417.67
8.1.280.0100.00725.92
8.1.270.0060.00322.02
8.1.260.0060.00326.35
8.1.250.0030.00628.09
8.1.240.0090.00023.78
8.1.230.0080.00319.00
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0060.00617.48
8.1.190.0000.00817.30
8.1.180.0040.00418.77
8.1.170.0000.00918.71
8.1.160.0050.00322.10
8.1.150.0040.00418.71
8.1.140.0000.00717.44
8.1.130.0070.00017.88
8.1.120.0030.00317.50
8.1.110.0050.00517.45
8.1.100.0070.00017.35
8.1.90.0000.00717.45
8.1.80.0000.00817.39
8.1.70.0070.00017.40
8.1.60.0040.00417.51
8.1.50.0080.00017.52
8.1.40.0080.00017.55
8.1.30.0000.00717.50
8.1.20.0040.00417.55
8.1.10.0090.00017.61
8.1.00.0070.00317.37
8.0.300.0040.00418.77
8.0.290.0040.00417.16
8.0.280.0000.00718.46
8.0.270.0080.00017.16
8.0.260.0060.00016.73
8.0.250.0070.00016.86
8.0.240.0030.00516.91
8.0.230.0000.00716.92
8.0.220.0030.00316.94
8.0.210.0040.00416.84
8.0.200.0000.00616.99
8.0.190.0070.00016.96
8.0.180.0020.00516.91
8.0.170.0000.00816.81
8.0.160.0060.00316.88
8.0.150.0040.00416.96
8.0.140.0000.00716.91
8.0.130.0000.00513.39
8.0.120.0000.00816.82
8.0.110.0050.00316.92
8.0.100.0040.00416.84
8.0.90.0070.00016.70
8.0.80.0150.00616.87
8.0.70.0050.00216.88
8.0.60.0000.00716.70
8.0.50.0040.00416.94
8.0.30.0060.01216.85
8.0.20.0140.01217.40
8.0.10.0040.00416.93
8.0.00.0080.00916.86
7.4.330.0060.00015.00
7.4.320.0030.00316.55
7.4.300.0050.00216.61
7.4.290.0000.00716.64
7.4.280.0050.00316.46
7.4.270.0000.00716.37
7.4.260.0030.00516.48
7.4.250.0040.00416.54
7.4.240.0010.00616.54
7.4.230.0030.00316.48
7.4.220.0120.00616.56
7.4.210.0090.00516.61
7.4.200.0050.00216.67
7.4.190.0030.00316.57
7.4.160.0100.00616.50
7.4.150.0090.00917.40
7.4.140.0110.00617.86
7.4.130.0030.01516.61
7.4.120.0090.01116.38
7.4.110.0140.00316.48
7.4.100.0100.00716.32
7.4.90.0100.00716.52
7.4.80.0070.02119.39
7.4.70.0140.00316.49
7.4.60.0030.01316.40
7.4.50.0040.00416.36
7.4.40.0100.01022.77
7.4.30.0110.00516.43
7.4.00.0060.01014.75
7.3.330.0030.00313.28
7.3.320.0060.00013.31
7.3.310.0070.00016.36
7.3.300.0000.00716.32
7.3.290.0100.01016.23
7.3.280.0090.00616.23
7.3.270.0080.00817.40
7.3.260.0140.00316.24
7.3.250.0090.01016.29
7.3.240.0110.00616.52
7.3.230.0100.00616.53
7.3.210.0050.01216.50
7.3.200.0140.00416.51
7.3.190.0070.01016.32
7.3.180.0060.00916.41
7.3.170.0100.00716.64
7.3.160.0090.00616.39
7.3.120.0030.00714.74
7.2.330.0130.00316.40
7.2.320.0060.01516.59
7.2.310.0000.01716.73
7.2.300.0100.00716.76
7.2.290.0130.00316.83
7.1.70.0060.00317.05
7.1.60.0140.01119.82
7.1.50.0060.01616.72
7.1.00.0030.03322.46
7.0.200.0060.00916.92
7.0.140.0100.06722.18
7.0.60.0100.04719.86
7.0.50.0130.06017.87
7.0.40.0070.08320.09
7.0.30.0300.07720.06
7.0.20.0300.05320.03
7.0.10.0400.05320.09
7.0.00.0130.06720.22
5.6.280.0100.06721.03
5.6.210.0100.05020.52
5.6.200.0000.06018.21
5.6.190.0130.08020.63
5.6.180.3770.03720.62
5.6.170.0130.05320.52
5.6.160.0130.08020.51
5.6.150.0100.06718.29
5.6.140.0030.08718.17
5.6.130.0030.07718.18
5.6.120.0130.07721.02
5.6.110.0070.09321.08
5.6.100.0000.04320.96
5.6.90.0070.06721.04
5.6.80.0070.08720.53
5.5.350.0270.07020.45
5.5.340.0130.06718.02
5.5.330.0070.04020.46
5.5.320.0300.07720.30
5.5.310.0130.06020.34
5.5.300.0070.04718.03
5.5.290.0070.06018.01
5.5.280.0130.06020.98
5.5.270.0030.04320.76
5.5.260.0100.07320.77
5.5.250.0000.06020.61
5.5.240.0070.05720.17
5.4.450.0930.07319.70
5.4.440.0700.06019.20
5.4.430.0730.06319.63
5.4.420.0130.07019.61
5.4.410.0170.04719.34
5.4.400.1270.04318.80
5.4.390.1100.05318.70
5.4.380.0400.04718.53
5.4.370.0100.05318.75
5.4.360.0200.04318.63
5.4.350.0170.05018.70
5.4.340.0130.05318.71
5.4.320.0040.03912.50
5.4.310.0060.03812.50
5.4.300.0080.03712.50
5.4.290.0050.03812.50
5.4.280.0030.04912.39
5.4.270.0080.03912.39
5.4.260.0130.04719.00
5.4.250.0130.04718.75
5.4.240.0030.05318.95
5.4.230.0070.06018.76
5.4.220.0100.05318.96
5.4.210.0170.04318.65
5.4.200.0130.05018.79
5.4.190.0070.05719.03
5.4.180.0100.06318.83
5.4.170.0030.06018.83
5.4.160.0070.07318.95
5.4.150.0070.06018.79
5.4.140.0070.05316.39
5.4.130.0030.05016.48
5.4.120.0100.04716.29
5.4.110.0200.06016.46
5.4.100.0130.05316.66
5.4.90.0100.04316.39
5.4.80.0100.04316.51
5.4.70.0070.05016.37
5.4.60.0070.06016.49
5.4.50.0070.05016.54
5.4.40.0070.04716.32
5.4.30.0100.04316.44
5.4.20.0100.04716.59
5.4.10.0170.04316.45
5.4.00.0070.04715.79
5.3.290.0090.04012.80
5.3.280.0070.07314.59
5.3.270.0070.05014.60
5.3.260.0070.07314.83
5.3.250.0100.05014.60
5.3.240.0130.06314.63
5.3.230.0200.04314.69
5.3.220.0030.05714.64
5.3.210.0070.05314.66
5.3.200.0070.05014.75
5.3.190.0030.05714.56
5.3.180.0100.04714.54
5.3.170.0070.05014.65
5.3.160.0100.04714.56
5.3.150.0170.04714.65
5.3.140.0130.05314.53
5.3.130.0100.06314.75
5.3.120.0100.05014.52
5.3.110.0100.05714.71
5.3.100.0070.07014.03
5.3.90.0130.04014.09
5.3.80.0100.04714.11
5.3.70.0000.07714.23
5.3.60.0000.05713.99
5.3.50.0000.05714.17
5.3.40.0070.05013.94
5.3.30.0130.06714.00
5.3.20.0070.06313.70
5.3.10.0100.06013.72
5.3.00.0030.06013.70
5.2.170.0030.04311.23
5.2.160.0030.04011.37
5.2.150.0130.03011.23
5.2.140.0000.06011.23
5.2.130.0100.03710.93
5.2.120.0070.04711.32
5.2.110.0030.04311.18
5.2.100.0200.04311.09
5.2.90.0030.05311.01
5.2.80.0030.04711.10
5.2.70.0030.04311.09
5.2.60.0070.04011.13
5.2.50.0100.04011.18
5.2.40.0030.04011.00
5.2.30.0070.04010.97
5.2.20.0070.05010.79
5.2.10.0000.05711.02
5.2.00.0030.04010.69
5.1.60.0030.0339.92
5.1.50.0130.02310.00
5.1.40.0130.0339.94
5.1.30.0070.03710.58
5.1.20.0030.05310.59
5.1.10.0100.03010.30
5.1.00.0070.03710.11
5.0.50.0000.0308.60
5.0.40.0070.0238.65
5.0.30.0100.0378.07
5.0.20.0030.0278.26
5.0.10.0070.0338.27
5.0.00.0030.0438.23
4.4.90.0030.0207.45
4.4.80.0030.0307.45
4.4.70.0070.0177.45
4.4.60.0030.0207.45
4.4.50.0000.0307.45
4.4.40.0000.0377.45
4.4.30.0100.0137.45
4.4.20.0070.0207.45
4.4.10.0030.0307.45
4.4.00.0100.0277.45
4.3.110.0000.0237.45
4.3.100.0030.0237.45
4.3.90.0030.0207.45
4.3.80.0000.0337.45
4.3.70.0000.0207.45
4.3.60.0030.0207.45
4.3.50.0000.0237.45
4.3.40.0100.0407.45
4.3.30.0030.0207.45
4.3.20.0030.0207.45
4.3.10.0030.0207.45
4.3.00.0170.0207.88

preferences:
45.04 ms | 401 KiB | 5 Q