3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $message = 'breaks'; public function __construct() { } public function getMessage() { return $this->message; } } class B extends A { public function __construct($message) { parent::__construct(); $this->message = $message; } } $o = new B('works'); echo $o->getMessage() . PHP_EOL;

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)
8.3.60.0100.01016.63
8.3.50.0080.01021.98
8.3.40.0180.00418.70
8.3.30.0150.00018.75
8.3.20.0070.00020.30
8.3.10.0000.00723.65
8.3.00.0060.00319.00
8.2.180.0130.01018.16
8.2.170.0110.00322.96
8.2.160.0110.00420.32
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0100.00020.53
8.2.120.0080.00026.35
8.2.110.0030.00620.67
8.2.100.0140.00017.78
8.2.90.0060.00317.75
8.2.80.0040.00417.97
8.2.70.0000.00918.04
8.2.60.0040.00418.05
8.2.50.0040.00418.10
8.2.40.0000.00820.46
8.2.30.0050.00320.49
8.2.20.0000.01017.55
8.2.10.0040.00418.06
8.2.00.0050.00318.10
8.1.280.0140.00725.92
8.1.270.0120.00823.91
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0030.00622.20
8.1.230.0040.00719.06
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0060.00317.13
8.1.190.0090.00017.35
8.1.180.0040.00418.10
8.1.170.0030.00618.56
8.1.160.0040.00421.97
8.1.150.0070.00018.87
8.1.140.0050.00319.62
8.1.130.0000.00717.62
8.1.120.0040.00417.36
8.1.110.0000.00717.45
8.1.100.0050.00517.50
8.1.90.0030.00517.33
8.1.80.0040.00417.41
8.1.70.0030.00317.34
8.1.60.0080.00017.50
8.1.50.0040.00417.41
8.1.40.0080.00017.57
8.1.30.0030.00617.54
8.1.20.0000.00717.60
8.1.10.0050.00217.64
8.1.00.0050.00217.52
8.0.300.0040.00419.60
8.0.290.0060.00316.75
8.0.280.0000.00818.46
8.0.270.0040.00417.16
8.0.260.0000.00617.29
8.0.250.0070.00016.94
8.0.240.0060.00016.90
8.0.230.0000.00716.84
8.0.220.0070.00016.90
8.0.210.0030.00316.82
8.0.200.0000.00716.94
8.0.190.0040.00416.94
8.0.180.0080.00016.80
8.0.170.0040.00416.80
8.0.160.0070.00016.92
8.0.150.0040.00416.76
8.0.140.0030.00416.91
8.0.130.0030.00313.31
8.0.120.0040.00416.86
8.0.110.0050.00216.89
8.0.100.0050.00316.86
8.0.90.0040.00416.78
8.0.80.0080.00816.90
8.0.70.0040.00416.91
8.0.60.0040.00416.66
8.0.50.0070.00016.76
8.0.30.0050.01317.06
8.0.20.0130.00617.40
8.0.10.0040.00416.92
8.0.00.0100.00816.78
7.4.330.0050.00016.71
7.4.320.0030.00316.37
7.4.300.0030.00316.53
7.4.290.0000.00716.50
7.4.280.0030.00516.50
7.4.270.0000.00716.52
7.4.260.0000.00716.57
7.4.250.0040.00416.41
7.4.240.0040.00416.51
7.4.230.0070.00016.69
7.4.220.0090.01016.43
7.4.210.0120.00916.54
7.4.200.0070.00016.41
7.4.160.0030.01816.56
7.4.150.0100.00717.40
7.4.140.0140.00517.86
7.4.130.0080.00916.52
7.4.120.0110.00916.64
7.4.110.0090.01116.43
7.4.100.0120.00616.46
7.4.90.0030.01316.30
7.4.80.0060.01219.39
7.4.70.0040.01216.50
7.4.60.0060.00916.63
7.4.50.0000.01916.53
7.4.40.0100.00716.48
7.4.30.0070.01016.63
7.4.00.0050.01214.79
7.3.330.0000.00513.20
7.3.320.0050.00013.32
7.3.310.0040.00416.28
7.3.300.0040.00416.12
7.3.290.0090.00716.27
7.3.280.0100.00916.32
7.3.270.0060.01217.40
7.3.260.0060.01216.58
7.3.250.0100.00816.43
7.3.240.0100.00716.39
7.3.230.0130.00316.53
7.3.210.0140.00316.32
7.3.200.0200.00016.33
7.3.190.0100.00716.30
7.3.180.0100.00716.37
7.3.170.0060.01216.45
7.3.160.0080.00816.59
7.3.120.0110.00714.45
7.3.110.0070.01014.74
7.3.100.0070.01314.76
7.3.90.0110.00414.64
7.3.80.0070.00714.51
7.3.70.0040.01114.68
7.3.60.0030.01414.85
7.3.50.0000.01514.57
7.3.40.0030.01014.71
7.3.30.0070.00314.33
7.3.20.0100.00316.50
7.3.10.0100.00316.47
7.3.00.0050.00616.52
7.2.330.0060.01216.88
7.2.320.0030.01316.81
7.2.310.0100.00716.71
7.2.300.0040.01416.48
7.2.290.0110.01116.76
7.2.250.0030.01714.80
7.2.240.0170.00015.04
7.2.230.0030.01215.21
7.2.220.0060.01314.89
7.2.210.0030.01214.96
7.2.200.0030.00715.08
7.2.190.0090.00614.81
7.2.180.0060.01514.85
7.2.170.0030.01714.59
7.2.160.0110.00414.85
7.2.150.0040.01116.78
7.2.140.0000.01017.01
7.2.130.0050.01117.07
7.2.120.0020.01016.63
7.2.110.0060.00616.86
7.2.100.0080.00916.75
7.2.90.0050.00816.95
7.2.80.0070.00616.83
7.2.70.0050.00816.69
7.2.60.0060.00616.96
7.2.50.0080.00216.98
7.2.40.0080.00416.80
7.2.30.0080.00316.84
7.2.20.0050.00916.84
7.2.10.0050.00716.67
7.2.00.0050.00817.74
7.1.330.0000.01915.76
7.1.320.0090.00915.75
7.1.310.0120.00615.95
7.1.300.0110.00615.31
7.1.290.0070.00315.38
7.1.280.0070.00715.67
7.1.270.0030.01015.45
7.1.260.0090.00315.62
7.1.250.0020.00915.78
7.1.240.0030.01015.77
7.1.230.0060.00815.67
7.1.220.0060.00915.56
7.1.210.0030.00815.75
7.1.200.0160.00315.58
7.1.190.0080.00515.67
7.1.180.0030.01015.62
7.1.170.0030.00815.80
7.1.160.0090.00715.67
7.1.150.0090.00315.67
7.1.140.0050.00715.68
7.1.130.0090.00415.63
7.1.120.0030.00615.44
7.1.110.0050.00815.44
7.1.100.0100.00716.03
7.1.90.0020.01015.80
7.1.80.0020.01015.62
7.1.70.0060.00616.20
7.1.60.0060.01216.91
7.1.50.0060.01016.04
7.1.40.0070.00515.69
7.1.30.0070.00515.56
7.1.20.0080.00715.34
7.1.10.0040.00815.49
7.1.00.0040.02917.92
7.0.330.0070.00515.35
7.0.320.0100.00815.23
7.0.310.0100.00315.17
7.0.300.0050.01015.13
7.0.290.0040.00815.31
7.0.280.0050.00615.29
7.0.270.0040.00715.34
7.0.260.0050.01015.41
7.0.250.0070.00715.23
7.0.240.0050.00515.21
7.0.230.0060.00715.27
7.0.220.0070.00515.23
7.0.210.0060.00515.13
7.0.200.0080.00515.63
7.0.190.0070.00715.14
7.0.180.0020.01015.20
7.0.170.0000.01115.43
7.0.160.0050.00615.24
7.0.150.0050.00715.34
7.0.140.0060.00315.13
7.0.130.0110.00115.38
7.0.120.0100.00015.33
7.0.110.0070.00315.17
7.0.100.0070.00415.28
7.0.90.0060.00815.29
7.0.80.0060.00615.32
7.0.70.0020.00915.02
7.0.60.0060.02916.92
7.0.50.0030.02316.28
7.0.40.0080.03315.53
7.0.30.0110.02015.65
7.0.20.0130.03115.56
7.0.10.0050.03515.46
7.0.00.0030.03415.49
5.6.400.0080.00814.03
5.6.390.0070.00314.26
5.6.380.0020.01214.25
5.6.370.0100.00414.24
5.6.360.0080.00314.39
5.6.350.0020.01014.30
5.6.340.0060.00714.48
5.6.330.0080.00614.38
5.6.320.0090.00614.42
5.6.310.0060.00714.37
5.6.300.0060.00414.34
5.6.290.0030.01014.25
5.6.280.0020.01716.56
5.6.270.0040.00814.28
5.6.260.0050.00814.40
5.6.250.0030.01014.51
5.6.240.0090.00214.35
5.6.230.0080.00714.37
5.6.220.0080.00714.38
5.6.210.0060.02616.39
5.6.200.0060.01815.74
5.6.190.0070.03516.30
5.6.180.0180.02216.30
5.6.170.0120.01516.27
5.6.160.0090.03016.31
5.6.150.0100.02015.62
5.6.140.0040.01815.49
5.6.130.0070.03215.52
5.6.120.0070.01716.41
5.6.110.0080.03416.49
5.6.100.0060.02316.45
5.6.90.0090.02516.45
5.6.80.0060.01916.38
5.6.70.0060.01014.00
5.6.60.0010.01314.19
5.6.50.0050.00914.20
5.6.40.0080.00614.31
5.6.30.0110.00514.41
5.6.20.0070.01014.38
5.6.10.0080.00714.22
5.6.00.0040.01014.21
5.5.380.0060.00812.71
5.5.370.0080.00712.56
5.5.360.0060.00412.67
5.5.350.0080.02715.24
5.5.340.0050.01614.30
5.5.330.0050.03115.05
5.5.320.0050.02715.09
5.5.310.0100.02515.28
5.5.300.0010.02814.42
5.5.290.0040.02414.53
5.5.280.0080.03015.44
5.5.270.0040.02315.36
5.5.260.0090.03015.57
5.5.250.0060.02515.31
5.5.240.0130.02815.04
5.5.230.0070.00712.66
5.5.220.0090.00112.44
5.5.210.0080.00512.58
5.5.200.0090.00612.47
5.5.190.0080.00312.66
5.5.180.0050.00912.58
5.5.170.0030.01012.40
5.5.160.0070.00512.51
5.5.150.0040.00612.38
5.5.140.0030.00912.50
5.5.130.0020.00912.25
5.5.120.0020.01112.47
5.5.110.0030.00912.67
5.5.100.0020.00812.45
5.5.90.0020.01012.40
5.5.80.0050.00712.40
5.5.70.0040.00512.74
5.5.60.0030.00612.56
5.5.50.0050.00512.55
5.5.40.0070.00412.81
5.5.30.0070.00612.74
5.5.20.0060.00412.70
5.5.10.0100.00212.70
5.5.00.0070.00112.42

preferences:
49.33 ms | 401 KiB | 5 Q