3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $barPublic = 1; protected $barProtected = 2; private $barPrivate = 3; public function toJson() { return json_encode(get_object_vars($this)); } } $foo = new Foo(); var_dump($foo->toJson()); var_dump(get_object_vars($foo));

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)
8.3.60.0140.00318.37
8.3.50.0080.00821.95
8.3.40.0070.00718.59
8.3.30.0090.00619.09
8.3.20.0030.00520.33
8.3.10.0070.00022.12
8.3.00.0080.00022.45
8.2.180.0090.01216.38
8.2.170.0120.00622.96
8.2.160.0120.00320.72
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00417.63
8.2.110.0040.00422.18
8.2.100.0080.00317.66
8.2.90.0000.00719.13
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0030.00618.00
8.2.30.0050.00218.00
8.2.20.0040.00417.52
8.2.10.0000.00817.63
8.2.00.0030.00617.54
8.1.280.0070.01025.92
8.1.270.0070.00023.84
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00323.79
8.1.230.0090.00319.09
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0070.00417.23
8.1.190.0030.00517.54
8.1.180.0080.00018.10
8.1.170.0080.00018.55
8.1.160.0000.00721.96
8.1.150.0040.00418.49
8.1.140.0040.00417.28
8.1.130.0030.00317.69
8.1.120.0030.00317.39
8.1.110.0000.00717.31
8.1.100.0000.00717.44
8.1.90.0030.00317.41
8.1.80.0070.00017.41
8.1.70.0040.00417.36
8.1.60.0000.00817.57
8.1.50.0000.00817.58
8.1.40.0030.00617.56
8.1.30.0040.00417.65
8.1.20.0030.00617.61
8.1.10.0000.00717.40
8.1.00.0050.00217.43
8.0.300.0000.00718.77
8.0.290.0070.00016.93
8.0.280.0070.00018.39
8.0.270.0070.00017.18
8.0.260.0030.00316.75
8.0.250.0030.00316.89
8.0.240.0040.00416.93
8.0.230.0030.00316.92
8.0.220.0000.00716.84
8.0.210.0030.00316.71
8.0.200.0030.00316.78
8.0.190.0040.00416.90
8.0.180.0040.00416.89
8.0.170.0040.00416.85
8.0.160.0000.00816.79
8.0.150.0000.00816.79
8.0.140.0000.00816.77
8.0.130.0000.00613.34
8.0.120.0040.00416.64
8.0.110.0040.00416.82
8.0.100.0040.00416.93
8.0.90.0050.00316.85
8.0.80.0080.00916.82
8.0.70.0040.00416.69
8.0.60.0000.00716.86
8.0.50.0070.00016.85
8.0.30.0110.01117.17
8.0.20.0100.01017.40
8.0.10.0000.00716.80
8.0.00.0100.00816.70
7.4.330.0050.00015.00
7.4.320.0060.00016.37
7.4.300.0030.00716.60
7.4.290.0030.00316.42
7.4.280.0030.00316.45
7.4.270.0040.00416.37
7.4.260.0000.00716.59
7.4.250.0040.00416.61
7.4.240.0000.00716.64
7.4.230.0000.00716.34
7.4.220.0040.01716.39
7.4.210.0060.01016.58
7.4.200.0030.00316.50
7.4.190.0070.00016.75
7.4.160.0090.01316.47
7.4.150.0120.00617.40
7.4.140.0080.01217.86
7.4.130.0060.01116.57
7.4.120.0130.00716.44
7.4.110.0090.00916.32
7.4.100.0130.00316.43
7.4.90.0180.00616.34
7.4.80.0140.00419.39
7.4.70.0130.00616.40
7.4.60.0080.00816.64
7.4.50.0040.00416.54
7.4.40.0000.01722.77
7.4.30.0130.01016.57
7.4.00.0000.01515.06
7.3.330.0050.00013.28
7.3.320.0000.00513.18
7.3.310.0000.00716.13
7.3.300.0000.00716.19
7.3.290.0100.00416.20
7.3.280.0070.00916.21
7.3.270.0130.00317.40
7.3.260.0100.00916.22
7.3.250.0080.00916.39
7.3.240.0060.01816.20
7.3.230.0140.00316.39
7.3.210.0060.01216.27
7.3.200.0100.02619.39
7.3.190.0100.01316.10
7.3.180.0030.01216.55
7.3.170.0070.01116.32
7.3.160.0000.02116.48
7.3.120.0000.01114.90
7.2.330.0120.00616.46
7.2.320.0060.01416.72
7.2.310.0000.01716.68
7.2.300.0110.00616.65
7.2.290.0060.01216.73
7.1.70.0050.00317.27
7.1.60.0120.01219.82
7.1.50.0200.01334.77
7.1.00.0000.08022.36
7.0.200.0090.00316.67
7.0.140.0030.07322.00
7.0.110.0070.08019.98
7.0.100.0070.07719.96
7.0.90.0030.08319.93
7.0.80.0070.08019.92
7.0.70.0130.07320.04
7.0.60.0070.05019.95
7.0.50.0130.08020.43
7.0.40.0100.08020.13
7.0.30.0070.08020.23
7.0.20.0100.07020.15
7.0.10.0070.08320.18
7.0.00.0100.08720.01
5.6.280.0030.07321.10
5.6.260.0100.10720.70
5.6.250.0030.08320.50
5.6.240.0100.08020.67
5.6.230.0100.08320.69
5.6.220.0070.05020.54
5.6.210.0130.07020.81
5.6.200.0130.05020.99
5.6.190.0000.08720.95
5.6.180.0100.07721.29
5.6.170.0100.08021.16
5.6.160.0100.08321.10
5.6.150.0030.05321.29
5.6.140.0000.08321.29
5.6.130.0100.07721.02
5.6.120.0170.06720.93
5.6.110.0100.07320.98
5.6.100.0130.07021.17
5.6.90.0070.08721.03
5.6.80.0130.07020.53
5.6.70.0130.07020.46
5.6.60.0100.07720.57
5.6.50.0130.07320.52
5.6.40.0270.05320.58
5.6.30.0030.05020.50
5.6.20.0000.06020.46
5.6.10.0070.07720.34
5.6.00.0070.07720.32
5.5.380.0030.08720.36
5.5.370.0070.07720.58
5.5.360.0030.08720.53
5.5.350.0030.08320.47
5.5.340.0070.08020.97
5.5.330.0030.07720.87
5.5.320.0030.08020.85
5.5.310.0070.08321.02
5.5.300.0170.07320.99
5.5.290.0130.05720.91
5.5.280.0030.07720.90
5.5.270.0070.08320.95
5.5.260.0100.08020.68
5.5.250.0070.04320.85
5.5.240.0100.07720.17
5.5.230.0170.04720.34
5.5.220.0030.05720.36
5.5.210.0070.07320.32
5.5.200.0030.08720.27
5.5.190.0100.07720.16
5.5.180.0100.06320.32
5.5.160.0030.08020.25
5.5.150.0070.08020.07
5.5.140.0070.08020.07
5.5.130.0070.08020.23
5.5.120.0130.07020.21
5.5.110.0030.06020.07
5.5.100.0100.07320.05
5.5.90.0130.04020.08
5.5.80.0170.07320.02
5.5.70.0030.04020.00
5.5.60.0030.08320.04
5.5.50.0030.07720.25
5.5.40.0030.06720.02
5.5.30.0030.04720.06
5.5.20.0070.05020.13
5.5.10.0100.07020.01
5.5.00.0070.07020.12
5.4.450.0070.08319.34
5.4.440.0100.07719.64
5.4.430.0130.07019.23
5.4.420.0030.05019.54
5.4.410.0030.06019.53
5.4.400.0070.07719.01
5.4.390.0000.08019.31
5.4.380.0130.06719.03
5.4.370.0130.07019.01
5.4.360.0030.07719.00
5.4.350.0030.08018.99
5.4.340.0100.07719.23
5.4.320.0100.04718.99
5.4.310.0000.08719.02
5.4.300.0070.04319.22
5.4.290.0100.07019.18
5.4.280.0030.08018.98
5.4.270.0100.06718.99
5.4.260.0070.07019.00
5.4.250.0070.07019.02
5.4.240.0070.08018.99
5.4.230.0170.06018.99
5.4.220.0100.07319.18
5.4.210.0100.07719.15
5.4.200.0000.08019.08
5.4.190.0030.08019.15
5.4.180.0000.04019.30
5.4.170.0070.07319.22
5.4.160.0070.07319.14
5.4.150.0100.08019.11
5.4.140.0030.06716.63
5.4.130.0030.07716.52
5.4.120.0070.04016.46
5.4.110.0070.07716.56
5.4.100.0170.06716.59
5.4.90.0070.06716.26
5.4.80.0070.06016.46
5.4.70.0100.05716.45
5.4.60.0100.06716.54
5.4.50.0030.07716.46
5.4.40.0100.06316.44
5.4.30.0070.06716.33
5.4.20.0130.07316.43
5.4.10.0000.07716.38
5.4.00.0030.06715.97
5.3.290.0070.07714.81
5.3.280.0070.07014.61
5.3.270.0000.06714.75
5.3.260.0070.07714.69
5.3.250.0070.07014.56
5.3.240.0100.05714.56
5.3.230.0030.06714.61
5.3.220.0030.07714.56
5.3.210.0100.07014.58
5.3.200.0070.07714.69
5.3.190.0030.07714.59
5.3.180.0000.06714.56
5.3.170.0070.04014.59
5.3.160.0070.05314.64
5.3.150.0130.06714.79
5.3.140.0100.07014.78
5.3.130.0000.07014.59
5.3.120.0070.04714.68
5.3.110.0130.06714.40
5.3.100.0100.06714.16
5.3.90.0000.06314.02
5.3.80.0030.07713.99
5.3.70.0100.04314.24
5.3.60.0070.07014.03
5.3.50.0100.06713.96
5.3.40.0130.07014.07
5.3.30.0070.04313.90
5.3.20.0100.06713.78
5.3.10.0030.07713.61
5.3.00.0070.07013.60
5.2.170.0000.06311.74
5.2.160.0030.06711.74
5.2.150.0030.05711.74
5.2.140.0130.04011.74
5.2.130.0100.05311.74
5.2.120.0030.03711.74
5.2.110.0030.05711.74
5.2.100.0030.06311.74
5.2.90.0070.03311.74
5.2.80.0100.05011.74
5.2.70.0070.06011.74
5.2.60.0000.04311.74
5.2.50.0030.05011.74
5.2.40.0070.06011.74
5.2.30.0030.06711.74
5.2.20.0070.05711.74
5.2.10.0070.06011.74
5.2.00.0030.05711.74
5.1.60.0030.05311.74
5.1.50.0000.06011.74
5.1.40.0000.05011.74
5.1.30.0030.05711.74
5.1.20.0030.05711.74
5.1.10.0030.05311.74
5.1.00.0030.04711.74
5.0.50.0030.04311.74
5.0.40.0070.03711.74
5.0.30.0070.04711.74
5.0.20.0000.04011.74
5.0.10.0070.04011.74
5.0.00.0030.06011.74
4.4.90.0000.04011.74
4.4.80.0000.03711.74
4.4.70.0000.03711.74
4.4.60.0000.02011.74
4.4.50.0030.03311.74
4.4.40.0100.02311.74
4.4.30.0000.04011.74
4.4.20.0000.03711.74
4.4.10.0000.04011.74
4.4.00.0070.05011.74
4.3.110.0030.03711.74
4.3.100.0030.03011.74
4.3.90.0000.03711.74
4.3.80.0000.05311.74
4.3.70.0030.02311.74
4.3.60.0000.03311.74
4.3.50.0030.02711.74
4.3.40.0070.05011.74
4.3.30.0030.03711.74
4.3.20.0030.03311.74
4.3.10.0030.03711.74
4.3.00.0030.03311.74

preferences:
39.91 ms | 401 KiB | 5 Q