3v4l.org

run code in 300+ PHP versions simultaneously
<?php class AnotherClass{ public $world = "world"; } $anotherClass = new AnotherClass(); class TestClass{ function __construct(){ ob_start(array($this,"callback")); } function callback($input){ global $anotherClass; return $input. get_class($antherClass) . var_export($anotherClass->world, true); } } $tClass = new TestClass(); echo "hello"; //ob_flush();

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)
8.3.70.0110.01116.63
8.3.60.0140.00018.30
8.3.50.0110.00521.09
8.3.40.0090.00618.96
8.3.30.0070.00718.67
8.3.20.0070.00718.76
8.3.10.0060.00320.46
8.3.00.0040.00421.73
8.2.180.0040.01416.63
8.2.170.0140.00022.96
8.2.160.0070.00720.54
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0030.00619.47
8.2.110.0070.00320.93
8.2.100.0090.00317.84
8.2.90.0040.00419.36
8.2.80.0030.00617.97
8.2.70.0050.00517.50
8.2.60.0060.00317.68
8.2.50.0000.00818.10
8.2.40.0000.00817.91
8.2.30.0050.00319.84
8.2.20.0040.00417.74
8.2.10.0000.00817.87
8.2.00.0030.00617.64
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0090.00019.40
8.1.230.0110.00017.54
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0040.00417.35
8.1.190.0040.00417.35
8.1.180.0090.00018.10
8.1.170.0030.00618.84
8.1.160.0050.00218.81
8.1.150.0000.00818.70
8.1.140.0040.00417.48
8.1.130.0000.00717.76
8.1.120.0050.00217.55
8.1.110.0000.00717.48
8.1.100.0040.00417.37
8.1.90.0070.00017.38
8.1.80.0040.00317.52
8.1.70.0030.00317.46
8.1.60.0040.00417.51
8.1.50.0000.00717.48
8.1.40.0030.00617.37
8.1.30.0040.00417.64
8.1.20.0040.00417.58
8.1.10.0000.00817.55
8.1.00.0040.00417.47
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0040.00418.46
8.0.270.0000.00717.26
8.0.260.0000.00716.90
8.0.250.0070.00017.01
8.0.240.0000.01216.94
8.0.230.0060.00317.04
8.0.220.0030.00316.95
8.0.210.0030.00316.95
8.0.200.0060.00316.93
8.0.190.0080.00017.04
8.0.180.0030.00616.89
8.0.170.0030.00616.99
8.0.160.0040.00417.01
8.0.150.0000.00716.77
8.0.140.0000.00816.93
8.0.130.0070.00013.41
8.0.120.0000.00716.91
8.0.110.0070.00016.78
8.0.100.0000.00717.00
8.0.90.0070.00016.86
8.0.80.0090.00617.03
8.0.70.0070.00016.97
8.0.60.0000.00716.80
8.0.50.0080.00016.94
8.0.30.0120.00717.01
8.0.20.0100.00817.40
8.0.10.0040.00417.09
8.0.00.0110.00916.84
7.4.330.0000.00514.89
7.4.320.0040.00416.64
7.4.300.0070.00016.49
7.4.290.0000.00716.47
7.4.280.0000.00816.62
7.4.270.0030.00316.50
7.4.260.0000.00613.30
7.4.250.0030.00616.57
7.4.240.0030.00516.57
7.4.230.0030.00316.68
7.4.220.0130.01316.61
7.4.210.0080.00816.63
7.4.200.0070.00016.50
7.4.190.0070.00016.69
7.4.160.0070.01116.66
7.4.150.0100.00717.40
7.4.140.0100.00717.86
7.4.130.0100.00716.50
7.4.120.0090.00916.53
7.4.110.0100.00716.45
7.4.100.0140.00316.46
7.4.90.0110.00716.35
7.4.80.0070.01319.04
7.4.70.0090.00616.59
7.4.60.0140.00316.46
7.4.50.0060.00316.50
7.4.40.0110.00722.27
7.4.30.0130.00716.38
7.4.00.0070.00914.94
7.3.330.0030.00213.36
7.3.320.0050.00013.16
7.3.310.0000.00716.46
7.3.300.0030.00316.48
7.3.290.0100.00316.42
7.3.280.0070.00916.45
7.3.270.0110.00617.40
7.3.260.0110.01018.24
7.3.250.0110.00716.47
7.3.240.0070.01516.30
7.3.230.0120.00816.62
7.3.210.0060.01116.45
7.3.200.0060.01019.39
7.3.190.0100.01016.26
7.3.180.0090.00616.40
7.3.170.0090.00616.44
7.3.160.0070.01116.35
7.3.120.0100.00614.98
7.3.110.0060.01114.85
7.3.100.0040.01215.02
7.3.90.0080.00915.03
7.3.80.0040.01214.76
7.3.70.0060.00814.83
7.3.60.0030.00814.87
7.3.50.0040.01414.80
7.3.40.0020.01114.95
7.3.30.0050.01014.75
7.3.20.0060.00916.55
7.3.10.0050.00516.67
7.3.00.0070.00516.61
7.2.330.0220.01516.90
7.2.320.0110.01116.68
7.2.310.0090.01316.32
7.2.300.0100.01416.41
7.2.290.0210.00216.79
7.2.250.0120.00614.90
7.2.240.0050.01515.12
7.2.230.0020.01315.19
7.2.220.0100.00715.07
7.2.210.0070.01215.22
7.2.200.0050.00815.17
7.2.190.0020.01215.00
7.2.180.0030.01315.09
7.2.170.0090.00715.04
7.2.60.0000.00916.95
7.2.00.0030.00719.29
7.1.330.0050.00915.81
7.1.320.0080.00615.93
7.1.310.0100.00215.97
7.1.300.0070.00915.92
7.1.290.0040.01215.82
7.1.280.0050.00715.86
7.1.270.0080.00515.91
7.1.260.0080.00615.71
7.1.200.0030.01015.52
7.1.100.0030.01018.29
7.1.70.0060.00617.17
7.1.60.0060.01219.40
7.1.50.0060.01616.89
7.1.00.0000.05322.33
7.0.200.0000.00916.53
7.0.140.0000.08022.09
7.0.60.0070.04319.86
7.0.50.0000.04317.86
7.0.40.0100.06020.04
7.0.30.0170.06020.45
7.0.20.0300.05320.21
7.0.10.0200.04020.22
7.0.00.0070.08320.09
5.6.280.0130.08321.04
5.6.210.0070.08720.68
5.6.200.0130.04018.14
5.6.190.0200.07720.41
5.6.180.0230.04020.63
5.6.170.0400.06720.62
5.6.160.0030.05320.47
5.6.150.0100.08018.29
5.6.140.0100.04318.14
5.6.130.0100.05318.17
5.6.120.0100.05721.00
5.6.110.0170.07321.12
5.6.100.0070.08021.01
5.6.90.0130.07721.09
5.6.80.0100.06020.54
5.5.350.4100.03720.47
5.5.340.0070.03717.98
5.5.330.0070.07020.21
5.5.320.0370.06720.32
5.5.310.0270.08320.28
5.5.300.0130.04018.03
5.5.290.0030.08318.08
5.5.280.0070.06020.80
5.5.270.0070.03720.77
5.5.260.0130.07720.87
5.5.250.0070.08720.59
5.5.240.0230.04720.16
5.4.450.0170.04019.33
5.4.440.0230.03319.39
5.4.430.0200.05719.63
5.4.420.0170.04319.32
5.4.410.0170.06719.34
5.4.400.0270.07018.88
5.4.390.0200.05019.17
5.4.380.0400.05719.00
5.4.370.0230.03719.17
5.4.360.0230.05319.09
5.4.350.0200.06018.84
5.4.340.0200.07019.15
5.4.320.0170.04019.32
5.4.310.0300.04018.98
5.4.300.0230.03019.20
5.4.290.0230.07019.14
5.4.280.0170.04019.23
5.4.270.0200.05719.22
5.4.260.0130.04719.23
5.4.250.0200.06318.86
5.4.240.0170.05019.21
5.4.230.0270.06718.96
5.4.220.0130.04019.16
5.4.210.0170.03719.08
5.4.200.0230.03018.86
5.4.190.0170.04018.97
5.4.180.0230.04019.07
5.4.170.0230.05719.07
5.4.160.0270.04719.14
5.4.150.0270.06319.04
5.4.140.0200.06016.52
5.4.130.0230.03316.38
5.4.120.0130.04016.40
5.4.110.0230.07316.24
5.4.100.0300.05016.41
5.4.90.0200.04716.25
5.4.80.0230.06316.28
5.4.70.0330.06316.49
5.4.60.0270.06716.43
5.4.50.0300.06316.42
5.4.40.0200.04316.57
5.4.30.0200.03316.21
5.4.20.0370.02716.43
5.4.10.0170.03716.52
5.4.00.0300.06315.89
5.3.290.0330.05014.75
5.3.280.0200.04014.61
5.3.270.0230.07014.76
5.3.260.0270.06314.70
5.3.250.0230.06314.54
5.3.240.0300.06314.69
5.3.230.0270.07314.61
5.3.220.0270.03314.80
5.3.210.0170.04014.48
5.3.200.0230.07314.44
5.3.190.0300.04014.69
5.3.180.0200.05714.64
5.3.170.0300.06314.58
5.3.160.0270.07314.49
5.3.150.0230.06714.59
5.3.140.0200.04714.65
5.3.130.0130.04314.46
5.3.120.0370.03314.56
5.3.110.0170.04014.78
5.3.100.0300.03713.95
5.3.90.0300.06313.96
5.3.80.0230.04313.94
5.3.70.0130.04014.04
5.3.60.0230.06014.02
5.3.50.0270.07014.04
5.3.40.0130.04713.97
5.3.30.0270.04013.84
5.3.20.0200.04013.68
5.3.10.0100.04713.89
5.3.00.0130.06713.80
5.2.170.0170.02712.39
5.2.160.0130.02712.39
5.2.150.0170.02712.39
5.2.140.0130.03012.39
5.2.130.0030.03712.39
5.2.120.0170.04012.39
5.2.110.0100.03312.39
5.2.100.0200.02712.39
5.2.90.0270.04312.39
5.2.80.0200.03712.39
5.2.70.0200.03312.39
5.2.60.0100.04012.39
5.2.50.0200.05712.39
5.2.40.0230.05312.39
5.2.30.0100.05312.39
5.2.20.0200.02712.39
5.2.10.0170.05312.39
5.2.00.0170.05012.39
5.1.60.0170.05012.39
5.1.50.0170.03312.39
5.1.40.0200.04312.39
5.1.30.0130.04012.39
5.1.20.0130.05712.39
5.1.10.0130.02312.39
5.1.00.0170.05712.39
5.0.50.0070.03712.39
5.0.40.0070.04312.39
5.0.30.0070.04712.39
5.0.20.0070.03312.39
5.0.10.0100.03712.39
5.0.00.0130.05712.39
4.4.90.0100.03012.39
4.4.80.0030.02712.39
4.4.70.0100.02312.39
4.4.60.0070.01712.39
4.4.50.0070.03312.39
4.4.40.0100.04312.39
4.4.30.0100.02012.39
4.4.20.0100.01712.39
4.4.10.0100.03312.39
4.4.00.0070.03712.39
4.3.110.0100.03312.39
4.3.100.0070.02012.39
4.3.90.0070.03012.39
4.3.80.0100.05312.39
4.3.70.0030.01712.39
4.3.60.0070.01312.39
4.3.50.0070.03712.39
4.3.40.0130.02012.39
4.3.30.0070.03712.39
4.3.20.0100.01312.39
4.3.10.0030.02312.39
4.3.00.0070.02712.39

preferences:
47.88 ms | 401 KiB | 5 Q