3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const MY_CONST = 'This is my const'; } class B { private $property; public function __construct(A $a) { $this->property = $a; echo $a::MY_CONST."<br />"; // works (1) echo A::MY_CONST."<br />"; // works (2) $obj = $this->property; echo $obj::MY_CONST."<br />"; // works (3) echo ($this->property)::MY_CONST; // doesn't work (4) } }

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)
8.3.60.0070.00716.38
8.3.50.0100.01022.06
8.3.40.0070.00718.75
8.3.30.0030.01718.92
8.3.20.0050.00220.19
8.3.10.0040.00423.36
8.3.00.0110.00019.26
8.2.180.0150.00318.23
8.2.170.0140.00022.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0180.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00522.30
8.2.110.0030.00622.25
8.2.100.0070.00417.78
8.2.90.0040.00418.92
8.2.80.0040.00417.97
8.2.70.0050.00317.22
8.2.60.0060.00317.80
8.2.50.0060.00318.07
8.2.40.0040.00418.03
8.2.30.0040.00417.91
8.2.20.0040.00417.44
8.2.10.0040.00417.96
8.2.00.0030.00917.56
8.1.280.0100.00325.92
8.1.270.0050.00322.10
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0080.00023.97
8.1.230.0000.01119.13
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0000.00817.18
8.1.180.0030.00618.10
8.1.170.0030.00618.59
8.1.160.0050.00321.89
8.1.150.0050.00218.57
8.1.140.0080.00017.29
8.1.130.0050.00317.81
8.1.120.0100.00017.32
8.1.110.0050.00317.33
8.1.100.0000.00717.37
8.1.90.0000.00717.32
8.1.80.0000.00717.24
8.1.70.0050.00217.24
8.1.60.0050.00317.34
8.1.50.0000.00817.34
8.1.40.0000.00817.39
8.1.30.0050.00317.40
8.1.20.0040.00417.55
8.1.10.0070.00017.25
8.1.00.0040.00417.25
8.0.300.0040.00418.77
8.0.290.0040.00416.93
8.0.280.0000.00718.28
8.0.270.0060.00317.13
8.0.260.0030.00317.09
8.0.250.0000.00616.67
8.0.240.0050.00516.75
8.0.230.0000.00916.84
8.0.220.0000.00716.71
8.0.210.0030.00316.68
8.0.200.0000.00716.85
8.0.190.0040.00416.81
8.0.180.0040.00416.75
8.0.170.0000.00816.78
8.0.160.0000.00716.68
8.0.150.0000.00716.69
8.0.140.0080.00016.68
8.0.130.0030.00313.17
8.0.120.0050.00316.76
8.0.110.0000.00716.73
8.0.100.0050.00316.67
8.0.90.0040.00416.66
8.0.80.0140.00716.72
8.0.70.0080.00016.89
8.0.60.0040.00416.73
8.0.50.0000.00716.89
8.0.30.0120.00617.08
8.0.20.0090.01017.40
8.0.10.0040.00416.75
8.0.00.0100.00716.54
7.4.330.0050.00015.00
7.4.320.0040.00416.39
7.4.300.0000.00616.28
7.4.290.0030.00316.37
7.4.280.0040.00416.46
7.4.270.0040.00416.45
7.4.260.0030.00316.41
7.4.250.0070.00016.27
7.4.240.0030.00516.42
7.4.230.0030.00316.18
7.4.220.0060.01216.52
7.4.210.0080.01016.42
7.4.200.0070.00016.28
7.4.190.0050.00316.44
7.4.160.0060.00916.40
7.4.150.0150.00317.40
7.4.140.0150.00217.86
7.4.130.0130.00316.51
7.4.120.0110.00716.36
7.4.110.0040.01416.31
7.4.100.0090.01216.25
7.4.90.0070.01016.25
7.4.80.0110.00619.39
7.4.70.0090.00316.28
7.4.60.0110.00416.35
7.4.50.0030.00616.29
7.4.40.0000.01922.77
7.4.30.0090.00716.32
7.4.00.0080.00814.66
7.3.330.0030.00313.15
7.3.320.0050.00012.99
7.3.310.0000.00716.09
7.3.300.0030.00316.06
7.3.290.0150.00616.20
7.3.280.0090.00816.21
7.3.270.0060.01217.40
7.3.260.0160.00016.48
7.3.250.0110.00716.24
7.3.240.0160.00016.18
7.3.230.0130.01016.39
7.3.210.0060.00916.31
7.3.200.0090.00919.39
7.3.190.0150.00316.23
7.3.180.0090.00616.33
7.3.170.0040.01116.27
7.3.160.0100.01016.36
7.3.120.0120.00514.75
7.3.110.0100.00214.53
7.3.100.0000.01014.59
7.3.90.0070.00714.73
7.3.80.0030.01414.41
7.3.70.0040.00814.81
7.3.60.0070.00314.84
7.3.50.0130.00614.86
7.3.40.0040.01414.75
7.3.30.0060.00914.57
7.3.20.0000.01416.43
7.3.10.0130.00316.71
7.3.00.0100.00316.38
7.2.330.0090.00816.55
7.2.320.0100.01016.45
7.2.310.0040.01116.55
7.2.300.0150.00716.50
7.2.290.0100.01316.57
7.2.250.0070.00714.80
7.2.240.0060.01314.80
7.2.230.0060.01214.48
7.2.220.0070.00314.70
7.2.210.0110.00714.87
7.2.200.0070.00714.75
7.2.190.0090.00914.95
7.2.180.0100.00614.72
7.2.170.0070.01114.90
7.2.60.0150.00016.52
7.2.00.0030.00919.32
7.1.330.0030.01315.55
7.1.320.0060.00315.46
7.1.310.0100.00315.73
7.1.300.0120.00315.53
7.1.290.0030.00915.30
7.1.280.0080.00615.57
7.1.270.0070.01015.55
7.1.260.0030.01015.50
7.1.200.0070.00715.46
7.1.100.0000.01517.91
7.1.70.0030.01016.82
7.1.60.0100.01419.33
7.1.50.0090.01216.72
7.1.00.0070.07322.49
7.0.200.0090.00314.55
7.0.140.0000.07721.93
7.0.60.0000.04719.96
7.0.50.0070.05317.85
7.0.40.0130.08020.40
7.0.30.0200.04320.09
7.0.20.0370.07320.24
7.0.10.0100.03720.33
7.0.00.0130.08020.11
5.6.280.0030.07321.08
5.6.210.0100.07320.70
5.6.200.0070.08018.15
5.6.190.0070.07720.67
5.6.180.0330.07320.67
5.6.170.0200.04020.45
5.6.160.0070.04020.51
5.6.150.0100.08018.29
5.6.140.0070.03318.18
5.6.130.0030.07718.11
5.6.120.0000.04720.98
5.6.110.0130.07321.03
5.6.100.0170.07021.09
5.6.90.0070.08720.97
5.6.80.0130.04020.36
5.5.350.0030.08320.33
5.5.340.0130.06018.05
5.5.330.0070.07720.40
5.5.320.0030.05320.27
5.5.310.0330.07720.27
5.5.300.0000.04018.07
5.5.290.0100.03717.96
5.5.280.0100.07720.88
5.5.270.0030.06720.66
5.5.260.0030.04020.77
5.5.250.0170.04720.66
5.5.240.0070.07720.19
5.4.450.0300.07319.55
5.4.440.0270.06319.16
5.4.430.0270.05319.16
5.4.420.0400.04719.18
5.4.410.0170.05319.17
5.4.400.0130.06019.15
5.4.390.0200.05718.87
5.4.380.0400.06718.77
5.4.370.0300.06018.57
5.4.360.0230.06318.84
5.4.350.0200.06018.46
5.4.340.0230.05018.63
5.4.320.0050.03812.52
5.4.310.0050.03912.52
5.4.300.0040.03812.52
5.4.290.0090.04512.51
5.4.280.0140.04712.38
5.4.270.0080.05512.38
5.4.260.0070.05212.38
5.4.250.0060.05312.38
5.4.240.0130.06212.38
5.4.230.0110.04812.37
5.4.220.0090.07212.37
5.4.210.0110.05712.37
5.4.200.0110.04612.37
5.4.190.0100.04512.37
5.4.180.0080.06612.37
5.4.170.0180.08312.38
5.4.160.0070.04912.37
5.4.150.0100.04812.37
5.4.140.0100.05012.06
5.4.130.0150.10712.04
5.4.120.0160.10112.00
5.4.110.0070.05612.00
5.4.100.0140.04912.00
5.4.90.0080.06212.00
5.4.80.0100.06312.00
5.4.70.0100.05212.00
5.4.60.0140.06112.00
5.4.50.0120.06412.00
5.4.40.0170.06411.99
5.4.30.0080.05211.98
5.4.20.0100.05511.98
5.4.10.0100.05111.98
5.4.00.0150.06611.48
5.3.290.0050.04412.80
5.3.280.0220.08012.71
5.3.270.0180.06212.73
5.3.260.0220.05212.71
5.3.250.0250.07612.72
5.3.240.0190.06012.72
5.3.230.0150.05512.71
5.3.220.0150.04512.68
5.3.210.0090.04212.68
5.3.200.0140.04212.68
5.3.190.0100.04412.68
5.3.180.0080.04012.68
5.3.170.0200.06112.66
5.3.160.0140.06312.68
5.3.150.0100.03512.68
5.3.140.0060.04312.66
5.3.130.0100.04112.66
5.3.120.0100.05512.66
5.3.110.0160.05612.66
5.3.100.0230.08712.12
5.3.90.0230.07412.09
5.3.80.0130.06512.07
5.3.70.0090.05812.08
5.3.60.0100.05812.07
5.3.50.0090.03912.00
5.3.40.0080.03912.00
5.3.30.0110.03611.96
5.3.20.0090.04911.74
5.3.10.0090.05911.71
5.3.00.0110.04911.69
5.2.170.0080.0429.19
5.2.160.0110.0399.18
5.2.150.0080.0649.18
5.2.140.0120.0599.18
5.2.130.0110.0519.14
5.2.120.0150.0519.14
5.2.110.0120.0539.15
5.2.100.0130.0529.16
5.2.90.0120.0419.15
5.2.80.0300.0709.15
5.2.70.0160.0589.14
5.2.60.0270.0699.09
5.2.50.0100.0679.06
5.2.40.0120.0509.04
5.2.30.0270.0549.02
5.2.20.0380.0839.01
5.2.10.0090.0458.92
5.2.00.0110.0558.79
5.1.60.0120.0668.07
5.1.50.0110.0368.07
5.1.40.0130.0638.05
5.1.30.0110.0418.40
5.1.20.0110.0398.42
5.1.10.0080.0388.14
5.1.00.0080.0418.14
5.0.50.0110.0266.61
5.0.40.0110.0246.48
5.0.30.0070.0526.29
5.0.20.0040.0316.27
5.0.10.0080.0296.23
5.0.00.0100.0396.22
4.4.90.0030.0254.77
4.4.80.0050.0234.75
4.4.70.0050.0234.75
4.4.60.0050.0234.75
4.4.50.0100.0334.77
4.4.40.0050.0384.71
4.4.30.0060.0224.76
4.4.20.0150.0464.84
4.4.10.0040.0274.85
4.4.00.0080.0374.76
4.3.110.0040.0164.67
4.3.100.0090.0194.66
4.3.90.0020.0174.63
4.3.80.0060.0244.58
4.3.70.0050.0144.63
4.3.60.0020.0184.62
4.3.50.0050.0144.63
4.3.40.0030.0264.54
4.3.30.0060.0423.28
4.3.20.0070.0213.26
4.3.10.0080.0263.23
4.3.00.0030.0277.82

preferences:
66.31 ms | 401 KiB | 5 Q