3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * Why can't I chain with just () ? */ class Foo { public $count = 0; public function __invoke() { $this->count += 1; return $this; } } $foo = new Foo(); $foo->__invoke()->__invoke()->__invoke(); echo "\n$foo->count\n";

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)
8.3.40.0140.00018.66
8.3.30.0100.01019.04
8.3.20.0040.00420.19
8.3.10.0040.00421.75
8.3.00.0030.00519.38
8.2.170.0190.00019.14
8.2.160.0110.00422.96
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00419.49
8.2.110.0060.00320.91
8.2.100.0080.00417.91
8.2.90.0000.00818.16
8.2.80.0000.00920.48
8.2.70.0000.00818.05
8.2.60.0060.00317.93
8.2.50.0000.00918.10
8.2.40.0060.00320.40
8.2.30.0070.00018.07
8.2.20.0080.00017.67
8.2.10.0040.00418.13
8.2.00.0040.00417.75
8.1.270.0040.00418.95
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0040.00422.14
8.1.230.0070.00422.68
8.1.220.0000.00817.74
8.1.210.0030.00518.99
8.1.200.0030.00617.10
8.1.190.0040.00417.40
8.1.180.0060.00318.10
8.1.170.0000.00818.50
8.1.160.0000.00722.07
8.1.150.0050.00318.84
8.1.140.0000.00817.44
8.1.130.0030.00317.74
8.1.120.0070.00017.29
8.1.110.0050.00217.42
8.1.100.0020.00517.35
8.1.90.0070.00017.34
8.1.80.0020.00517.38
8.1.70.0000.00817.40
8.1.60.0060.00317.65
8.1.50.0040.00417.57
8.1.40.0040.00417.48
8.1.30.0030.00517.65
8.1.20.0030.00517.65
8.1.10.0040.00617.45
8.1.00.0060.00317.53
8.0.300.0000.00720.04
8.0.290.0040.00416.75
8.0.280.0000.00718.37
8.0.270.0050.00217.26
8.0.260.0070.00017.27
8.0.250.0070.00016.95
8.0.240.0000.01117.00
8.0.230.0040.00416.90
8.0.220.0000.00716.79
8.0.210.0040.00416.92
8.0.200.0000.00616.85
8.0.190.0000.00716.86
8.0.180.0040.00416.96
8.0.170.0030.00616.94
8.0.160.0050.00316.88
8.0.150.0050.00316.80
8.0.140.0070.00016.87
8.0.130.0060.00313.34
8.0.120.0000.00816.84
8.0.110.0000.00816.93
8.0.100.0000.00716.87
8.0.90.0040.00416.80
8.0.80.0060.00916.89
8.0.70.0000.00716.96
8.0.60.0040.00416.90
8.0.50.0050.00216.86
8.0.30.0070.01717.06
8.0.20.0100.00917.40
8.0.10.0040.00416.89
8.0.00.0120.00716.63
7.4.330.0050.00015.03
7.4.320.0060.00016.36
7.4.300.0060.00016.42
7.4.290.0000.00616.53
7.4.280.0000.00716.61
7.4.270.0030.00316.55
7.4.260.0030.00316.59
7.4.250.0040.00416.49
7.4.240.0030.00316.62
7.4.230.0000.00716.44
7.4.220.0070.01016.58
7.4.210.0120.00816.48
7.4.200.0030.00316.34
7.4.160.0080.00816.52
7.4.150.0100.00717.40
7.4.140.0110.00717.86
7.4.130.0100.00816.55
7.4.120.0110.00716.40
7.4.110.0150.00616.57
7.4.100.0140.00916.30
7.4.90.0030.01416.66
7.4.80.0120.00619.39
7.4.70.0090.00916.56
7.4.60.0100.00716.32
7.4.50.0000.00816.30
7.4.40.0060.01016.43
7.4.30.0100.01316.60
7.4.00.0080.00915.09
7.3.330.0040.00413.25
7.3.320.0060.00613.21
7.3.310.0030.00316.29
7.3.300.0000.00716.11
7.3.290.0080.00616.21
7.3.280.0030.01116.23
7.3.270.0070.01017.40
7.3.260.0120.00616.28
7.3.250.0190.02416.30
7.3.240.0090.00616.30
7.3.230.0070.01116.45
7.3.210.0100.00716.27
7.3.200.0080.00819.39
7.3.190.0060.01016.50
7.3.180.0100.00616.31
7.3.170.0180.00316.36
7.3.160.0150.00616.15
7.3.120.0150.00414.77
7.3.110.0030.01414.70
7.3.100.0060.00814.49
7.3.90.0170.00014.51
7.3.80.0070.00714.55
7.3.70.0030.00614.74
7.3.60.0080.00414.45
7.3.50.0030.01214.84
7.3.40.0060.00914.64
7.3.30.0100.00614.65
7.3.20.0090.00916.32
7.3.10.0080.00616.37
7.3.00.0070.00716.30
7.2.330.0140.00316.71
7.2.320.0070.01016.37
7.2.310.0090.00916.63
7.2.300.0030.01316.82
7.2.290.0150.00916.46
7.2.250.0100.00715.11
7.2.240.0100.01014.65
7.2.230.0030.01415.09
7.2.220.0040.01114.50
7.2.210.0080.00815.02
7.2.200.0030.01014.95
7.2.190.0070.00714.82
7.2.180.0100.00615.06
7.2.170.0040.00814.84
7.2.80.0030.01016.77
7.2.60.0030.01016.83
7.2.00.0000.01219.15
7.1.330.0060.00615.88
7.1.320.0060.00615.85
7.1.310.0030.00815.74
7.1.300.0030.01015.68
7.1.290.0070.00715.84
7.1.280.0000.01115.73
7.1.270.0030.01215.61
7.1.260.0030.01315.64
7.1.200.0030.01015.75
7.1.100.0070.00717.95
7.1.70.0030.00716.85
7.1.60.0100.01319.50
7.1.50.0180.00416.78
7.1.00.0100.07022.47
7.0.200.0030.00516.73
7.0.140.0070.07022.05
7.0.60.0030.06720.06
7.0.50.0070.06717.86
7.0.40.0100.09020.04
7.0.30.0270.05020.09
7.0.20.0200.03720.12
7.0.10.0230.05020.25
7.0.00.0030.07720.37
5.6.280.0030.07021.15
5.6.210.0100.08020.69
5.6.200.0100.08718.18
5.6.190.0070.07720.63
5.6.180.0200.04020.53
5.6.170.0500.07020.44
5.6.160.0030.04320.57
5.6.150.0070.08018.18
5.6.140.0100.08318.15
5.6.130.0100.06318.24
5.6.120.0070.09021.04
5.6.110.0100.06721.12
5.6.100.0100.08021.09
5.6.90.0000.04321.00
5.6.80.0070.08020.47
5.6.70.0300.07020.37
5.5.350.0330.06320.30
5.5.340.0030.05018.05
5.5.330.0100.05020.57
5.5.320.0000.04720.19
5.5.310.0370.08020.36
5.5.300.0070.08317.95
5.5.290.0100.07718.01
5.5.280.0200.07020.77
5.5.270.0100.08320.86
5.5.260.0030.07720.73
5.5.250.0000.09320.71
5.5.240.0170.03720.25
5.4.450.0330.05319.31
5.4.440.1030.06019.16
5.4.430.0970.05719.16
5.4.420.0200.05719.38
5.4.410.0130.05318.80
5.4.400.0500.06718.68
5.4.390.0630.06018.75
5.4.380.0500.07318.75
5.4.370.0500.07018.78
5.4.360.0570.04318.47
5.4.350.0570.06018.77
5.4.340.0630.05718.80
5.4.320.0700.06318.61
5.4.310.0330.07018.78
5.4.300.0430.06718.63
5.4.290.0530.05018.84
5.4.280.0630.06718.55
5.4.270.0570.04718.70
5.4.260.0470.05018.52
5.4.250.0300.06718.75
5.4.240.0400.06718.59
5.4.230.0570.04718.60
5.4.220.0400.07018.71
5.4.210.0500.05718.57
5.4.200.0430.05716.57
5.4.190.0200.06718.54
5.4.180.0470.04718.73
5.4.170.0330.06718.61
5.4.160.0530.05318.82
5.4.150.0330.06018.78
5.4.140.0330.06716.34
5.4.130.0270.04716.44
5.4.120.0370.06716.45
5.4.110.0400.06316.44
5.4.100.0500.07016.33
5.4.90.0430.06316.25
5.4.80.0400.05716.32
5.4.70.0500.05316.21
5.4.60.0300.07316.16
5.4.50.0230.07716.41
5.4.40.0370.07716.20
5.4.30.0330.04716.29
5.4.20.0200.05716.38
5.4.10.0400.05016.29
5.4.00.0330.05015.59
5.3.290.0300.06314.69
5.3.280.0400.06714.63
5.3.270.0370.06714.76
5.3.260.0570.06314.82
5.3.250.0500.05714.80
5.3.240.0530.04014.63
5.3.230.0070.07714.77
5.3.220.0600.07014.72
5.3.210.0330.08314.57
5.3.200.0530.04314.54
5.3.190.0330.05314.55
5.3.180.0370.05014.58
5.3.170.0470.04714.78
5.3.160.0230.06314.59
5.3.150.0370.04714.67
5.3.140.0300.05714.72
5.3.130.0470.05314.74
5.3.120.0370.05714.67
5.3.110.0400.06714.67
5.3.100.0230.06714.06
5.3.90.0370.05714.01
5.3.80.0430.05314.06
5.3.70.0230.06714.24
5.3.60.0430.05714.07
5.3.50.0500.05713.99
5.3.40.0370.05314.15
5.3.30.0230.06313.90
5.3.20.0430.04013.75
5.3.10.0100.05013.70
5.3.00.0400.05013.75
5.2.170.0170.05011.19
5.2.160.0170.04711.19
5.2.150.0300.04011.27
5.2.140.0130.04711.24
5.2.130.0330.04711.21
5.2.120.0370.05711.11
5.2.110.0570.04011.13
5.2.100.0200.06311.16
5.2.90.0270.05711.16
5.2.80.0370.05011.14
5.2.70.0230.06711.32
5.2.60.0270.06011.11
5.2.50.0230.06311.23
5.2.40.0270.03711.05
5.2.30.0170.05311.04
5.2.20.0270.03711.16
5.2.10.0200.04010.93
5.2.00.0230.03710.84
5.1.60.0230.04310.05
5.1.50.0170.04310.04
5.1.40.0270.04310.01
5.1.30.0270.05010.38
5.1.20.0130.05710.39
5.1.10.0200.04710.16
5.1.00.0230.05310.20
5.0.50.0170.0378.72
5.0.40.0170.0338.44
5.0.30.0130.0578.21
5.0.20.0200.0338.23
5.0.10.0130.0408.36
5.0.00.0230.0508.20
4.4.90.0070.0335.94
4.4.80.0100.0335.96
4.4.70.0100.0306.02
4.4.60.0070.0335.86
4.4.50.0100.0305.92
4.4.40.0030.0505.86
4.4.30.0270.0206.01
4.4.20.0170.0305.98
4.4.10.0200.0235.92
4.4.00.0100.0475.96
4.3.110.0170.0275.94
4.3.100.0100.0305.84
4.3.90.0130.0275.78
4.3.80.0130.0405.79
4.3.70.0130.0275.77
4.3.60.0130.0275.87
4.3.50.0100.0305.77
4.3.40.0200.0375.74
4.3.30.0100.0274.59
4.3.20.0100.0274.58
4.3.10.0030.0304.58
4.3.00.0100.0236.71

preferences:
69.84 ms | 400 KiB | 5 Q