3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar; class Bar {} namespace Foo\Baz; use Foo\Bar; class Baz { public function __construct(){ $str1 = "Bar"; $str2 = "\\Foo\\Bar"; var_dump(new Bar); var_dump(new $str1); var_dump(new $str2); } } $baz = new Baz();

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)
8.3.40.0090.00918.65
8.3.30.0100.00718.70
8.3.20.0000.00820.20
8.3.10.0040.00423.71
8.3.00.0030.00619.38
8.2.170.0100.00722.96
8.2.160.0000.01720.31
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00417.61
8.2.120.0040.00426.35
8.2.110.0030.00620.38
8.2.100.0080.00317.75
8.2.90.0060.00319.09
8.2.80.0000.00917.97
8.2.70.0040.00417.38
8.2.60.0030.00617.55
8.2.50.0000.00918.07
8.2.40.0050.00319.34
8.2.30.0000.00720.65
8.2.20.0000.00917.74
8.2.10.0040.00418.13
8.2.00.0000.00718.07
8.1.270.0060.00324.02
8.1.260.0060.00328.09
8.1.250.0030.00628.09
8.1.240.0050.00523.84
8.1.230.0120.00017.42
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0040.00417.23
8.1.180.0050.00218.10
8.1.170.0060.00318.78
8.1.160.0000.00722.00
8.1.150.0000.00718.82
8.1.140.0050.00319.44
8.1.130.0040.00417.58
8.1.120.0040.00417.44
8.1.110.0040.00417.45
8.1.100.0000.00817.37
8.1.90.0000.00717.43
8.1.80.0040.00417.37
8.1.70.0030.00317.34
8.1.60.0000.00717.41
8.1.50.0030.00517.43
8.1.40.0030.00517.42
8.1.30.0000.00817.60
8.1.20.0040.00417.65
8.1.10.0030.00617.58
8.1.00.0030.00817.48
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0030.00318.26
8.0.270.0030.00317.20
8.0.260.0000.00717.25
8.0.250.0070.00016.95
8.0.240.0040.00416.85
8.0.230.0030.00317.00
8.0.220.0030.00416.86
8.0.210.0070.00016.89
8.0.200.0040.00416.95
8.0.190.0000.00716.94
8.0.180.0050.00316.92
8.0.170.0000.00816.79
8.0.160.0070.00016.93
8.0.150.0070.00016.89
8.0.140.0000.00716.80
8.0.130.0060.00313.39
8.0.120.0050.00316.86
8.0.110.0070.00016.81
8.0.100.0030.00516.90
8.0.90.0040.00416.72
8.0.80.0170.00316.77
8.0.70.0030.00616.96
8.0.60.0050.00216.79
8.0.50.0070.00016.91
8.0.30.0140.00617.08
8.0.20.0090.01217.40
8.0.10.0030.00516.91
8.0.00.0080.01016.69
7.4.330.0050.00016.66
7.4.320.0060.00016.54
7.4.300.0060.00016.63
7.4.290.0030.00316.49
7.4.280.0050.00316.50
7.4.270.0040.00416.50
7.4.260.0070.00016.49
7.4.250.0040.00416.49
7.4.240.0050.00216.54
7.4.230.0000.00716.70
7.4.220.0110.00716.54
7.4.210.0110.00416.54
7.4.200.0070.00016.61
7.4.160.0090.00616.62
7.4.150.0140.00517.40
7.4.140.0130.00817.86
7.4.130.0090.00916.59
7.4.120.0150.00616.42
7.4.110.0180.00016.68
7.4.100.0070.01116.58
7.4.90.0130.00316.67
7.4.80.0060.01019.39
7.4.70.0030.01316.46
7.4.60.0070.01416.61
7.4.50.0090.00616.67
7.4.40.0090.00816.46
7.4.30.0070.01416.50
7.4.10.0140.00414.78
7.4.00.0070.01014.92
7.3.330.0000.00513.20
7.3.320.0000.00513.29
7.3.310.0030.00316.26
7.3.300.0070.00016.36
7.3.290.0060.00016.37
7.3.280.0110.00616.35
7.3.270.0110.00517.40
7.3.260.0180.00016.21
7.3.240.0100.00616.54
7.3.230.0200.00016.55
7.3.210.0070.01016.28
7.3.200.0130.00316.32
7.3.190.0070.01116.55
7.3.180.0100.00616.40
7.3.170.0110.00616.51
7.3.160.0140.00316.38
7.3.130.0130.00414.82
7.3.120.0070.01014.85
7.3.110.0070.01014.44
7.3.100.0130.00315.04
7.3.90.0110.00414.75
7.3.80.0030.01214.66
7.3.70.0030.00614.65
7.3.60.0040.00714.61
7.3.50.0070.00714.82
7.3.40.0090.00614.64
7.3.30.0040.00914.65
7.3.20.0070.01016.75
7.3.10.0060.00716.66
7.3.00.0020.01216.50
7.2.330.0150.00316.49
7.2.320.0040.01516.21
7.2.310.0090.01216.46
7.2.300.0130.00316.60
7.2.290.0030.01516.39
7.2.260.0100.00714.59
7.2.250.0070.01014.62
7.2.240.0100.00314.99
7.2.230.0100.00314.93
7.2.220.0100.00015.00
7.2.210.0030.01014.51
7.2.200.0040.00714.90
7.2.190.0000.01414.60
7.2.180.0030.00714.93
7.2.170.0100.00914.96
7.2.160.0070.00714.86
7.2.150.0060.00916.89
7.2.140.0100.00316.83
7.2.130.0060.01016.78
7.2.120.0070.00916.71
7.2.110.0080.00716.66
7.2.100.0030.00716.73
7.2.90.0020.01316.84
7.2.80.0090.00216.80
7.2.70.0090.00716.63
7.2.60.0060.00916.79
7.2.50.0080.00816.79
7.2.40.0020.00916.88
7.2.30.0060.00516.83
7.2.20.0110.00316.70
7.2.10.0030.01016.65
7.2.00.0030.01117.61
7.1.330.0030.00915.55
7.1.320.0050.00515.68
7.1.310.0000.01215.63
7.1.300.0030.00915.61
7.1.290.0000.01915.61
7.1.280.0060.00915.58
7.1.270.0070.00715.57
7.1.260.0030.00915.57
7.1.250.0050.00515.48
7.1.240.0000.01015.27
7.1.230.0060.01015.63
7.1.220.0090.00415.71
7.1.210.0080.00615.38
7.1.200.0020.01215.61
7.1.190.0080.00815.67
7.1.180.0000.01115.37
7.1.170.0070.00715.52
7.1.160.0030.00915.46
7.1.150.0030.01015.75
7.1.140.0100.00315.35
7.1.130.0090.00315.36
7.1.120.0030.00615.55
7.1.110.0060.00615.64
7.1.100.0050.00716.71
7.1.90.0100.00715.48
7.1.80.0030.01215.79
7.1.70.0040.00616.15
7.1.60.0080.01117.37
7.1.50.0100.00316.22
7.1.40.0000.01015.64
7.1.30.0030.01015.65
7.1.20.0050.00515.66
7.1.10.0040.01115.45
7.1.00.0050.04218.89
7.0.330.0030.01015.38
7.0.320.0070.00415.29
7.0.310.0070.00315.12
7.0.300.0030.01015.26
7.0.290.0030.00915.12
7.0.280.0080.00015.30
7.0.270.0060.00615.20
7.0.260.0080.00015.22
7.0.250.0120.00315.30
7.0.240.0030.01315.33
7.0.230.0060.01015.11
7.0.220.0030.00515.23
7.0.210.0090.00315.33
7.0.200.0070.00415.70
7.0.190.0060.00615.38
7.0.180.0070.00715.04
7.0.170.0040.00715.25
7.0.160.0040.00415.19
7.0.150.0000.00815.15
7.0.140.0060.00615.15
7.0.130.0060.00615.37
7.0.120.0110.00415.43
7.0.110.0030.00915.41
7.0.100.0040.00415.36
7.0.90.0030.00715.41
7.0.80.0100.00315.42
7.0.70.0070.00715.46
7.0.60.0080.02217.64
7.0.50.0100.04516.59
7.0.40.0030.03416.76
7.0.30.0150.02316.76
7.0.20.0100.02816.83
7.0.10.0070.04316.88
7.0.00.0050.02616.77
5.6.400.0030.01014.24
5.6.390.0070.00714.10
5.6.380.0000.01014.44
5.6.370.0100.00314.13
5.6.360.0030.00914.02
5.6.350.0030.01014.09
5.6.340.0000.00814.58
5.6.330.0030.01014.43
5.6.320.0040.01214.14
5.6.310.0070.01014.29
5.6.300.0030.01014.02
5.6.290.0110.00414.09
5.6.280.0070.02217.62
5.6.270.0030.01314.26
5.6.260.0100.00314.29
5.6.250.0040.00814.21
5.6.240.0100.00314.41
5.6.230.0040.01114.13
5.6.220.0060.00314.11
5.6.210.0080.03317.44
5.6.200.0070.04416.26
5.6.190.0170.04017.56
5.6.180.0150.02017.14
5.6.170.0110.02817.30
5.6.160.0070.05017.40
5.6.150.0070.02416.21
5.6.140.0020.03216.42
5.6.130.0050.03316.24
5.6.120.0120.03717.59
5.6.110.0070.04617.62
5.6.100.0110.02817.67
5.6.90.0080.02517.77
5.6.80.0100.02817.35
5.6.70.0060.00614.39
5.6.60.0080.00814.13
5.6.50.0080.00514.02
5.6.40.0060.01114.37
5.6.30.0100.00713.98
5.6.20.0080.00514.34
5.6.10.0040.01114.34
5.6.00.0070.00314.11
5.5.380.0160.00014.12
5.5.370.0140.00013.97
5.5.360.0060.00614.27
5.5.350.1930.03017.44
5.5.340.0100.03515.95
5.5.330.0080.04817.32
5.5.320.0000.05117.20
5.5.310.0150.02717.35
5.5.300.0050.04516.16
5.5.290.0040.02515.88
5.5.280.0050.02917.48
5.5.270.0020.05217.57
5.5.260.0130.03317.51
5.5.250.0080.02917.22
5.5.240.0260.03317.15
5.5.230.0000.01514.20
5.5.220.0130.00314.16
5.5.210.0070.00714.13
5.5.200.0090.00313.88
5.5.190.0030.01014.12
5.5.180.0030.01014.31
5.5.170.0060.00614.20
5.5.160.0060.00913.98
5.5.150.0040.00414.12
5.5.140.0120.00014.26
5.5.130.0070.01013.90
5.5.120.0040.00714.27
5.5.110.0060.00614.08
5.5.100.0080.00414.25
5.5.90.0080.00813.71
5.5.80.0070.00714.32
5.5.70.0000.01414.11
5.5.60.0040.00713.66
5.5.50.0040.01113.92
5.5.40.0060.00314.12
5.5.30.0000.00913.99
5.5.20.0070.01013.93
5.5.10.0030.01114.03
5.5.00.0030.00714.16

preferences:
43.31 ms | 400 KiB | 5 Q