3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { public $public = 'Pub'; protected $protected = 'Protec'; private $private = 'Pri'; function printHello() { echo $this->public; echo $this->protected; echo $this->private; } } $obj = new MyClass(); echo $obj->private; // Works ?>

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)
8.3.40.0140.00018.84
8.3.30.0150.00319.13
8.3.20.0040.00420.16
8.3.10.0040.00423.65
8.3.00.0110.00319.15
8.2.170.0070.00722.96
8.2.160.0100.00720.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0030.00520.72
8.2.110.0030.00619.38
8.2.100.0080.00317.58
8.2.90.0000.00819.07
8.2.80.0000.00917.97
8.2.70.0040.00417.63
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0040.00419.94
8.2.30.0070.00018.18
8.2.20.0050.00317.68
8.2.10.0040.00418.00
8.2.00.0000.00717.70
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0000.00922.18
8.1.230.0030.01019.02
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0040.00417.23
8.1.180.0070.00218.10
8.1.170.0100.00018.36
8.1.160.0040.00421.91
8.1.150.0000.00718.46
8.1.140.0070.00317.40
8.1.130.0060.00317.83
8.1.120.0030.00317.44
8.1.110.0070.00017.45
8.1.100.0030.00517.41
8.1.90.0040.00417.38
8.1.80.0070.00017.33
8.1.70.0000.00717.33
8.1.60.0000.00817.53
8.1.50.0040.00417.43
8.1.40.0040.00417.59
8.1.30.0080.00017.48
8.1.20.0050.00317.49
8.1.10.0040.00417.48
8.1.00.0040.00417.47
8.0.300.0000.00818.78
8.0.290.0070.00017.18
8.0.280.0030.00318.31
8.0.270.0020.00517.27
8.0.260.0030.00317.21
8.0.250.0070.00016.88
8.0.240.0000.00717.02
8.0.230.0080.00016.88
8.0.220.0000.00716.91
8.0.210.0070.00016.90
8.0.200.0000.00616.85
8.0.190.0000.00716.96
8.0.180.0050.00316.83
8.0.170.0040.00416.82
8.0.160.0000.00816.72
8.0.150.0000.00716.69
8.0.140.0000.00816.84
8.0.130.0050.00013.38
8.0.120.0000.00816.89
8.0.110.0030.00516.91
8.0.100.0020.00516.88
8.0.90.0000.00716.86
8.0.80.0030.01316.86
8.0.70.0040.00416.68
8.0.60.0070.00016.86
8.0.50.0040.00416.90
8.0.30.0090.01117.00
8.0.20.0110.00717.40
8.0.10.0040.00416.99
8.0.00.0090.01016.73
7.4.330.0060.00015.00
7.4.320.0060.00016.46
7.4.300.0060.00016.49
7.4.290.0040.00416.60
7.4.280.0040.00416.56
7.4.270.0040.00416.58
7.4.260.0000.00716.52
7.4.250.0040.00416.46
7.4.240.0030.00316.60
7.4.230.0000.00716.66
7.4.220.0070.01216.63
7.4.210.0100.00716.53
7.4.200.0050.00216.64
7.4.190.0030.00316.43
7.4.160.0070.01016.49
7.4.150.0130.00317.40
7.4.140.0120.00717.86
7.4.130.0100.00716.55
7.4.120.0140.00316.70
7.4.110.0040.01316.52
7.4.100.0090.00916.51
7.4.90.0030.01516.54
7.4.80.0040.01919.39
7.4.70.0140.00616.66
7.4.60.0080.00816.56
7.4.50.0040.00416.50
7.4.40.0070.01416.44
7.4.30.0100.00616.57
7.4.00.0030.01215.13
7.3.330.0060.00013.30
7.3.320.0060.00013.16
7.3.310.0000.00816.31
7.3.300.0000.00716.27
7.3.290.0090.00716.29
7.3.280.0060.01216.28
7.3.270.0100.00717.40
7.3.260.0070.01016.67
7.3.250.0120.00616.51
7.3.240.0120.01216.29
7.3.230.0080.00816.39
7.3.210.0090.00916.42
7.3.200.0120.00619.39
7.3.190.0110.01216.30
7.3.180.0060.00916.17
7.3.170.0110.01116.46
7.3.160.0090.00916.31
7.3.120.0000.01414.57
7.3.00.0000.01216.58
7.2.330.0100.01316.70
7.2.320.0140.00616.61
7.2.310.0130.01016.46
7.2.300.0070.01616.72
7.2.290.0130.01016.40
7.2.130.0090.00916.80
7.2.120.0070.00716.89
7.2.110.0100.00316.74
7.2.100.0090.00416.72
7.2.90.0100.00316.84
7.2.80.0030.01316.78
7.2.70.0080.00416.62
7.2.60.0060.00516.74
7.2.50.0080.00816.77
7.2.40.0130.00316.61
7.2.30.0110.00416.83
7.2.20.0000.01216.63
7.2.10.0110.00416.79
7.2.00.0030.00918.21
7.1.250.0090.00615.31
7.1.240.0030.01015.69
7.1.230.0120.00615.77
7.1.220.0060.00915.51
7.1.210.0060.00915.41
7.1.200.0040.00715.51
7.1.190.0120.00315.53
7.1.180.0100.00315.67
7.1.170.0090.00615.82
7.1.160.0000.00915.60
7.1.150.0030.01015.76
7.1.140.0110.00415.41
7.1.130.0080.00415.29
7.1.120.0060.00315.58
7.1.110.0000.01415.87
7.1.100.0080.00716.83
7.1.90.0000.01415.77
7.1.80.0040.00815.46
7.1.70.0060.00816.40
7.1.60.0080.01017.57
7.1.50.0060.01316.25
7.1.40.0070.00715.79
7.1.30.0120.00315.42
7.1.20.0030.01015.61
7.1.10.0030.01215.64
7.1.00.0100.03719.01
7.0.330.0060.00915.13
7.0.320.0030.00915.19
7.0.310.0060.01015.22
7.0.300.0060.00615.20
7.0.290.0030.00715.20
7.0.280.0080.00815.19
7.0.270.0040.00714.98
7.0.260.0140.00015.41
7.0.250.0070.01015.20
7.0.240.0140.00315.36
7.0.230.0090.00415.05
7.0.220.0070.00715.02
7.0.210.0050.00515.29
7.0.200.0080.00215.93
7.0.190.0130.00315.16
7.0.180.0000.00914.89
7.0.170.0000.01115.31
7.0.160.0060.00615.06
7.0.150.0070.00715.38
7.0.140.0030.04218.64
7.0.130.0070.00415.39
7.0.120.0070.00415.48
7.0.110.0070.00715.21
7.0.100.0000.01415.37
7.0.90.0030.00715.24
7.0.80.0070.00715.48
7.0.70.0070.00715.27
7.0.60.0110.03917.48
7.0.50.0050.04716.65
7.0.40.0080.02516.80
7.0.30.0160.03816.92
7.0.20.0120.04316.88
7.0.10.0050.05016.76
7.0.00.0110.04016.86
5.6.380.0100.00314.20
5.6.370.0070.00414.32
5.6.360.0060.01214.17
5.6.350.0000.00814.20
5.6.340.0060.00314.08
5.6.330.0030.00914.24
5.6.320.0060.00914.22
5.6.310.0000.01213.76
5.6.300.0060.00914.10
5.6.290.0070.01014.18
5.6.280.0030.04017.56
5.6.270.0110.00414.29
5.6.260.0030.00514.55
5.6.250.0100.00314.57
5.6.240.0110.00414.04
5.6.230.0040.01114.19
5.6.220.0060.00614.13
5.6.210.0070.03017.48
5.6.200.0050.04316.23
5.6.190.0080.04117.43
5.6.180.0030.02117.38
5.6.170.0100.02817.43
5.6.160.0050.02317.37
5.6.150.0020.02616.17
5.6.140.0080.04316.29
5.6.130.0100.02816.11
5.6.120.0100.02817.53
5.6.110.0100.04217.53
5.6.100.0100.04017.53
5.6.90.0070.03717.59
5.6.80.0060.02117.12
5.6.70.0060.00614.03
5.6.60.0060.00314.21
5.6.50.0000.01114.40
5.6.40.0000.00914.05
5.6.30.0050.00513.89
5.6.20.0040.01114.05
5.6.10.0000.01214.33
5.6.00.0090.00613.99
5.5.380.0000.00911.18
5.5.370.0030.00311.21
5.5.360.0060.00611.18
5.5.350.0090.03015.78
5.5.340.0050.02814.59
5.5.330.0060.03315.80
5.5.320.0150.02815.72
5.5.310.0180.02515.77
5.5.300.0030.03514.58
5.5.290.0050.02514.55
5.5.280.0090.03016.02
5.5.270.0050.04015.95
5.5.260.0050.02515.97
5.5.250.0110.04315.99
5.5.240.0000.02215.73
5.5.230.0030.00511.18
5.5.220.0030.00611.18
5.5.210.0100.00011.18
5.5.200.0070.00311.18
5.5.190.0080.00311.18
5.5.180.0070.00411.18
5.5.170.0030.00611.18
5.5.160.0090.00011.18
5.5.150.0080.00011.18
5.5.140.0060.00011.18
5.5.130.0040.00411.18
5.5.120.0070.00311.18
5.5.110.0030.00911.18
5.5.100.0090.00311.18
5.5.90.0040.00811.18
5.5.80.0030.00611.18
5.5.70.0080.00411.18
5.5.60.0030.00611.18
5.5.50.0060.00611.18
5.5.40.0040.00411.18
5.5.30.0000.00711.18
5.5.20.0030.00611.18
5.5.10.0000.00711.18
5.5.00.0040.00411.18
5.4.450.0430.03115.40
5.4.440.0210.02915.17
5.4.430.0110.02915.39
5.4.420.0070.03015.20
5.4.410.0190.03715.26
5.4.400.0210.02515.15
5.4.390.0140.03115.07
5.4.380.0100.03014.88
5.4.370.0080.02914.96
5.4.360.0060.02914.85
5.4.350.0100.02814.84
5.4.340.0130.02314.97
5.4.330.0060.00611.18
5.4.320.0080.01911.84
5.4.310.0090.02211.83
5.4.300.0060.02111.84
5.4.290.0050.02511.83
5.4.280.0090.01911.79
5.4.270.0050.02811.79
5.4.260.0120.03811.79
5.4.250.0030.03111.79
5.4.240.0070.02611.79
5.4.230.0080.05111.78
5.4.220.0070.02411.78
5.4.210.0080.03911.78
5.4.200.0070.02811.78
5.4.190.0070.02111.78
5.4.180.0060.02211.78
5.4.170.0080.02611.78
5.4.160.0050.02311.78
5.4.150.0100.02011.78
5.4.140.0060.02211.62
5.4.130.0080.02411.62
5.4.120.0070.02711.59
5.4.110.0080.02611.59
5.4.100.0030.03011.59
5.4.90.0130.03211.60
5.4.80.0050.02311.60
5.4.70.0060.02211.59
5.4.60.0040.02711.59
5.4.50.0130.03311.59
5.4.40.0050.03611.58
5.4.30.0090.02711.58
5.4.20.0060.02911.58
5.4.10.0050.02911.59
5.4.00.0080.02311.33
5.3.290.0030.02911.99
5.3.280.0070.02111.94
5.3.270.0040.02411.95
5.3.260.0060.02211.95
5.3.250.0020.02611.95
5.3.240.0050.02711.95
5.3.230.0070.02311.94
5.3.220.0070.02311.93
5.3.210.0080.02411.93
5.3.200.0060.03211.93
5.3.190.0040.03811.93
5.3.180.0080.02611.93
5.3.170.0060.02511.92
5.3.160.0080.02611.92
5.3.150.0070.03311.92
5.3.140.0090.03111.92
5.3.130.0020.03111.92
5.3.120.0100.02711.92
5.3.110.0080.03511.92
5.3.100.0090.02311.65
5.3.90.0060.02111.64
5.3.80.0050.02611.63
5.3.70.0070.02011.63
5.3.60.0060.02711.63
5.3.50.0040.02211.60
5.3.40.0070.01911.60
5.3.30.0050.02111.58
5.3.20.0080.02611.47
5.3.10.0090.02911.45
5.3.00.0020.02611.45
5.2.170.0020.02110.20
5.2.160.0040.01510.20
5.2.150.0080.02010.20
5.2.140.0070.01610.20
5.2.130.0020.01910.18
5.2.120.0080.01310.18
5.2.110.0050.01710.18
5.2.100.0050.01710.18
5.2.90.0050.01910.18
5.2.80.0040.01910.17
5.2.70.0060.02010.18
5.2.60.0050.02110.15
5.2.50.0060.02410.14
5.2.40.0060.02710.13
5.2.30.0040.02710.11
5.2.20.0020.02510.11
5.2.10.0040.02310.06
5.2.00.0040.0209.99
5.1.60.0040.0299.63
5.1.50.0060.0229.63
5.1.40.0140.0319.62
5.1.30.0070.0299.79
5.1.20.0050.0239.81
5.1.10.0040.0199.67
5.1.00.0040.0199.67
5.0.50.0020.0158.91
5.0.40.0030.0138.84
5.0.30.0040.0218.74
5.0.20.0040.0178.73
5.0.10.0050.0148.72
5.0.00.0060.0188.71
4.4.90.0040.0107.98
4.4.80.0040.0127.96
4.4.70.0050.0097.96
4.4.60.0050.0097.96
4.4.50.0030.0097.97
4.4.40.0020.0167.94
4.4.30.0050.0117.97
4.4.20.0030.0128.01
4.4.10.0010.0148.01
4.4.00.0010.0187.97
4.3.110.0060.0147.92
4.3.100.0080.0227.92
4.3.90.0040.0127.91
4.3.80.0050.0137.88
4.3.70.0040.0077.90
4.3.60.0020.0117.90
4.3.50.0050.0097.90
4.3.40.0020.0187.86
4.3.30.0050.0087.24
4.3.20.0050.0097.23
4.3.10.0060.0217.21
4.3.00.0000.0169.22

preferences:
48.04 ms | 400 KiB | 5 Q