3v4l.org

run code in 300+ PHP versions simultaneously
<?php date_default_timezone_set('America/Los_Angeles'); class Fruit implements JsonSerializable { public $type = 'Apple', $lastEaten = null; public function __construct() { $this->lastEaten = new DateTime(); } public function jsonSerialize() { return array( 'type' => $this->type, 'lastEaten' => $this->lastEaten->format(DateTime::ISO8601) ); } } echo json_encode(new Fruit());

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)
8.3.40.0040.01119.04
8.3.30.0060.00919.15
8.3.20.0030.00518.97
8.3.10.0000.00821.26
8.3.00.0030.00523.61
8.2.170.0140.00022.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0100.00018.05
8.2.110.0060.00321.19
8.2.100.0030.00918.03
8.2.90.0020.00519.17
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00618.05
8.2.50.0090.00018.07
8.2.40.0040.00418.47
8.2.30.0030.00519.95
8.2.20.0040.00417.97
8.2.10.0040.00418.04
8.2.00.0000.00717.92
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0100.00022.67
8.1.230.0100.00320.88
8.1.220.0080.00018.77
8.1.210.0050.00318.97
8.1.200.0030.00617.60
8.1.190.0050.00317.66
8.1.180.0000.00818.10
8.1.170.0030.00518.80
8.1.160.0060.00318.88
8.1.150.0070.00018.83
8.1.140.0040.00417.63
8.1.130.0050.00317.82
8.1.120.0000.00717.63
8.1.110.0040.00417.65
8.1.100.0000.00717.62
8.1.90.0040.00417.64
8.1.80.0080.00017.64
8.1.70.0070.00017.56
8.1.60.0100.00317.63
8.1.50.0040.00417.50
8.1.40.0050.00317.64
8.1.30.0040.00417.77
8.1.20.0080.00017.66
8.1.10.0080.00017.57
8.1.00.0040.00717.59
8.0.300.0050.00319.98
8.0.290.0060.00316.75
8.0.280.0040.00418.55
8.0.270.0000.00817.21
8.0.260.0080.00017.02
8.0.250.0070.00017.11
8.0.240.0080.00317.20
8.0.230.0070.00017.07
8.0.220.0000.00717.07
8.0.210.0040.00416.93
8.0.200.0000.00817.15
8.0.190.0080.00017.09
8.0.180.0000.00817.07
8.0.170.0050.00317.03
8.0.160.0030.00317.09
8.0.150.0030.00517.03
8.0.140.0060.00317.02
8.0.130.0040.00713.35
8.0.120.0050.00317.09
8.0.110.0000.00817.04
8.0.100.0000.00716.94
8.0.90.0000.00816.96
8.0.80.0040.01117.07
8.0.70.0040.00416.96
8.0.60.0040.00417.08
8.0.50.0000.00717.04
8.0.30.0100.00917.32
8.0.20.0130.00617.40
8.0.10.0030.00517.23
8.0.00.0110.00817.02
7.4.330.0030.00314.82
7.4.320.0030.00316.48
7.4.300.0000.00716.61
7.4.290.0040.00416.57
7.4.280.0070.00016.70
7.4.270.0000.00816.63
7.4.260.0060.00013.36
7.4.250.0080.00016.61
7.4.240.0030.00516.60
7.4.230.0030.00316.73
7.4.220.0100.00516.66
7.4.210.0080.00816.66
7.4.200.0030.00416.46
7.4.190.0000.00716.68
7.4.160.0060.01016.56
7.4.150.0090.00917.40
7.4.140.0110.00917.86
7.4.130.0120.00816.58
7.4.120.0070.01016.49
7.4.110.0120.00816.68
7.4.100.0070.01116.68
7.4.90.0040.01316.50
7.4.80.0120.00619.37
7.4.70.0060.00916.80
7.4.60.0100.01316.67
7.4.50.0060.00316.75
7.4.40.0090.00622.52
7.4.30.0100.00716.49
7.4.00.0080.00715.05
7.3.330.0060.00013.39
7.3.320.0080.00013.32
7.3.310.0000.00816.46
7.3.300.0070.00016.45
7.3.290.0160.00416.43
7.3.280.0120.00716.47
7.3.270.0120.00617.40
7.3.260.0130.00518.24
7.3.250.0120.00516.53
7.3.240.0060.01016.63
7.3.230.0120.00416.59
7.3.210.0120.00616.49
7.3.200.0170.00619.39
7.3.190.0110.00616.70
7.3.180.0090.00616.79
7.3.170.0070.01016.69
7.3.160.0150.00016.72
7.3.120.0080.00914.75
7.3.110.0020.01415.09
7.3.100.0050.01014.93
7.3.90.0100.00714.81
7.3.80.0050.00714.87
7.3.70.0060.00814.79
7.3.60.0020.00914.99
7.3.50.0100.00315.00
7.3.40.0060.00714.92
7.3.30.0050.00814.90
7.3.20.0080.00616.58
7.3.10.0060.00916.63
7.3.00.0050.01016.78
7.2.330.0090.00916.62
7.2.320.0130.00416.58
7.2.310.0100.00716.94
7.2.300.0080.00816.96
7.2.290.0080.00816.70
7.2.250.0120.00915.04
7.2.240.0110.00815.34
7.2.230.0060.01115.34
7.2.220.0070.00615.24
7.2.210.0050.00915.26
7.2.200.0100.00715.18
7.2.190.0040.00615.37
7.2.180.0070.00715.19
7.2.170.0030.00915.22
7.2.60.0060.01016.93
7.2.00.0030.01419.40
7.1.330.0090.00515.99
7.1.320.0050.00515.86
7.1.310.0030.01015.71
7.1.300.0020.00815.72
7.1.290.0060.00715.75
7.1.280.0040.00815.95
7.1.270.0050.00615.84
7.1.260.0080.00515.72
7.1.200.0030.00915.67
7.1.100.0040.00818.22
7.1.70.0040.00416.98
7.1.60.0060.01019.40
7.1.50.0170.01017.11
7.1.00.0000.07322.46
7.0.200.0080.00016.58
7.0.140.0000.07021.95
7.0.90.0070.07719.81
7.0.80.0100.07719.79
7.0.70.0030.05719.79
7.0.60.0100.07319.94
7.0.50.0000.05320.29
7.0.40.0130.07320.18
7.0.30.0070.08720.09
7.0.20.0030.05020.04
7.0.10.0170.05019.95
7.0.00.0070.04320.15
5.6.280.0070.07020.89
5.6.240.0100.08020.62
5.6.230.0130.08020.55
5.6.220.0100.07020.55
5.6.210.0070.06720.63
5.6.200.0070.08021.09
5.6.190.0100.05020.96
5.6.180.0100.03720.94
5.6.170.0100.08020.96
5.6.160.0070.08721.03
5.6.150.0030.06020.93
5.6.140.0130.07320.94
5.6.130.0200.06320.94
5.6.120.0030.07721.01
5.6.110.0030.05021.13
5.6.100.0030.05021.10
5.6.90.0170.03721.07
5.6.80.0130.07720.32
5.6.70.0070.08020.42
5.6.60.0070.08320.39
5.6.50.0130.07320.47
5.6.40.0070.08320.30
5.6.30.0070.07720.39
5.6.20.0070.08020.44
5.6.10.0070.08020.40
5.6.00.0070.06320.48
5.5.380.0130.07720.49
5.5.370.0070.05020.30
5.5.360.0070.04720.32
5.5.350.0070.08020.29
5.5.340.0030.06320.90
5.5.330.0070.08320.92
5.5.320.0130.06020.89
5.5.310.0030.05320.92
5.5.300.0070.08320.81
5.5.290.0130.08020.92
5.5.280.0130.04720.80
5.5.270.0130.07020.73
5.5.260.0070.05720.80
5.5.250.0000.04720.72
5.5.240.0130.07320.16
5.5.230.0000.05320.29
5.5.220.0100.07020.20
5.5.210.0100.08020.02
5.5.200.0130.07320.19
5.5.190.0130.05020.13
5.5.180.0130.04020.09
5.5.160.0100.07020.23
5.5.150.0070.08020.25
5.5.140.0030.06020.29
5.5.130.0070.06020.24
5.5.120.0130.07320.18
5.5.110.0000.06319.98
5.5.100.0100.08019.93
5.5.90.0100.07320.10
5.5.80.0070.05720.01
5.5.70.0030.05320.07
5.5.60.0130.06720.15
5.5.50.0070.04020.11
5.5.40.0070.03719.93
5.5.30.0000.04320.11
5.5.20.0070.04320.05
5.5.10.0100.04320.01
5.5.00.0100.05020.12
5.4.450.0070.04319.36
5.4.440.0070.07719.46
5.4.430.0100.07719.27
5.4.420.0100.07319.37
5.4.410.0200.06319.24
5.4.400.0030.07718.88
5.4.390.0030.08719.03
5.4.380.0100.07319.03
5.4.370.0100.07319.21
5.4.360.0070.07719.04
5.4.350.0100.04019.21
5.4.340.0030.07019.05
5.4.320.0030.05019.12
5.4.310.0070.07719.23
5.4.300.0070.05019.23
5.4.290.0100.07719.09
5.4.280.0100.07318.84
5.4.270.0030.07319.03
5.4.260.0100.06719.03
5.4.250.0100.08019.09
5.4.240.0100.07018.90
5.4.230.0000.05018.87
5.4.220.0070.06019.24
5.4.210.0030.04318.98
5.4.200.0100.07019.17
5.4.190.0070.04719.04
5.4.180.0000.05719.03
5.4.170.0070.08019.11
5.4.160.0030.07719.01
5.4.150.0070.08019.14
5.4.140.0100.07316.36
5.4.130.0130.07016.48
5.4.120.0000.04316.43
5.4.110.0170.02716.55
5.4.100.0000.04316.53
5.4.90.0030.05316.38
5.4.80.0070.04316.51
5.4.70.0030.03316.50
5.4.60.0000.03316.37
5.4.50.0000.03316.40
5.4.40.0030.03716.30
5.4.30.0070.02716.41
5.4.20.0000.04016.33
5.4.10.0100.03316.46
5.4.00.0030.04715.73
5.3.290.0130.04314.73
5.3.280.0200.06314.58
5.3.270.0100.04014.53
5.3.260.0070.04014.59
5.3.250.0130.07014.66
5.3.240.0030.04314.71
5.3.230.0100.05314.58
5.3.220.0030.05014.54
5.3.210.0070.04314.49
5.3.200.0070.03314.63
5.3.190.0000.04014.68
5.3.180.0100.03314.68
5.3.170.0100.04014.49
5.3.160.0030.03314.61
5.3.150.0030.07714.58
5.3.140.0100.03314.66
5.3.130.0030.03714.66
5.3.120.0030.03314.54
5.3.110.0000.06314.53
5.3.100.0070.06714.00
5.3.90.0070.04314.13
5.3.80.0030.03014.02
5.3.70.0100.05314.12
5.3.60.0030.04713.99
5.3.50.0100.06013.88
5.3.40.0000.05714.01
5.3.30.0030.03713.84
5.3.20.0000.03713.70
5.3.10.0070.03013.68
5.3.00.0000.03313.56
5.2.170.0000.03011.29
5.2.160.0030.05311.18
5.2.150.0000.03311.21
5.2.140.0000.03011.27
5.2.130.0000.03011.17
5.2.120.0030.02311.14
5.2.110.0000.03310.99
5.2.100.0000.02711.04
5.2.90.0000.03011.21
5.2.80.0000.02711.09
5.2.70.0030.03011.16
5.2.60.0000.03011.05
5.2.50.0000.03011.03
5.2.40.0000.03011.05
5.2.30.0030.05310.87
5.2.20.0070.03711.06
5.2.10.0070.02710.80
5.2.00.0030.02310.84
5.1.60.0000.0279.99
5.1.50.0030.0239.99
5.1.40.0000.03010.07
5.1.30.0030.02310.26
5.1.20.0000.02710.26
5.1.10.0000.02710.14
5.1.00.0070.03310.14
5.0.50.0070.0378.40
5.0.40.0030.0208.42
5.0.30.0000.0308.07
5.0.20.0000.0208.28
5.0.10.0000.0208.21
5.0.00.0000.0308.25
4.4.90.0030.0107.79
4.4.80.0000.0177.79
4.4.70.0000.0137.79
4.4.60.0000.0177.79
4.4.50.0030.0207.79
4.4.40.0030.0207.79
4.4.30.0000.0177.79
4.4.20.0030.0137.79
4.4.10.0000.0177.79
4.4.00.0000.0237.79
4.3.110.0000.0177.79
4.3.100.0000.0137.79
4.3.90.0000.0137.79
4.3.80.0000.0307.79
4.3.70.0000.0137.79
4.3.60.0030.0177.79
4.3.50.0000.0177.79
4.3.40.0000.0337.79
4.3.30.0000.0177.79
4.3.20.0030.0207.79
4.3.10.0000.0207.79
4.3.00.0000.0177.79

preferences:
39.92 ms | 400 KiB | 5 Q