3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SerialDateTime extends DateTime implements JsonSerializable{ public function jsonSerialize(){ return ['timestamp' => $this->getTimestamp()]; } public static function createFromFormat(){ $a = call_user_func_array(array(__CLASS__ , 'parent::'.__FUNCTION__), func_get_args()); $b = new self(); return $b->setTimestamp($a->getTimestamp()); } } echo json_encode([SerialDateTime::createFromFormat('m/d/Y', '10/31/2011')]);

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)
8.3.60.0120.00916.88
8.3.50.0090.00618.19
8.3.40.0000.01418.58
8.3.30.0140.00018.97
8.3.20.0040.00420.16
8.3.10.0050.00323.48
8.3.00.0030.00519.38
8.2.180.0120.00318.29
8.2.170.0110.00422.96
8.2.160.0200.00020.16
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0040.00422.13
8.2.110.0000.01022.10
8.2.100.0090.00317.78
8.2.90.0050.00319.18
8.2.80.0030.00617.97
8.2.70.0070.00417.50
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0050.00318.04
8.2.30.0000.00917.87
8.2.20.0000.01217.59
8.2.10.0030.00519.78
8.2.00.0030.00617.53
8.1.270.0000.00824.02
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0120.00923.97
8.1.230.0110.00019.25
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.22
8.1.190.0000.00817.18
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0040.00421.96
8.1.150.0070.00018.58
8.1.140.0070.00017.27
8.1.130.0000.00717.71
8.1.120.0000.00717.29
8.1.110.0000.00817.42
8.1.100.0040.00417.36
8.1.90.0020.00517.43
8.1.80.0000.00617.30
8.1.70.0050.00217.36
8.1.60.0050.00317.43
8.1.50.0020.00517.47
8.1.40.0030.00517.41
8.1.30.0040.00417.46
8.1.20.0070.00017.61
8.1.10.0060.00317.28
8.1.00.0080.00017.20
8.0.300.0040.00418.77
8.0.290.0000.00817.04
8.0.280.0030.00318.43
8.0.270.0080.00017.21
8.0.260.0040.00416.86
8.0.250.0030.00316.91
8.0.240.0040.00416.94
8.0.230.0040.00416.88
8.0.220.0030.00316.87
8.0.210.0000.00716.87
8.0.200.0000.00616.98
8.0.190.0000.00916.98
8.0.180.0040.00416.89
8.0.170.0080.00016.87
8.0.160.0040.00416.91
8.0.150.0070.00016.77
8.0.140.0030.00516.81
8.0.130.0030.00313.35
8.0.120.0000.00816.78
8.0.110.0020.00516.78
8.0.100.0040.00416.95
8.0.90.0070.00016.87
8.0.80.0040.01116.92
8.0.70.0000.00716.74
8.0.60.0060.00316.91
8.0.50.0000.00716.75
8.0.30.0100.01117.10
8.0.20.0110.00817.40
8.0.10.0040.00416.86
8.0.00.0100.01016.73
7.4.330.0030.00215.11
7.4.320.0030.00316.64
7.4.300.0000.00616.78
7.4.290.0000.00616.68
7.4.280.0030.00316.64
7.4.270.0030.00316.61
7.4.260.0000.00716.73
7.4.250.0070.00016.69
7.4.240.0050.00216.63
7.4.230.0070.00016.54
7.4.220.0100.01016.53
7.4.210.0060.00916.71
7.4.200.0000.00716.73
7.4.190.0040.00416.84
7.4.160.0080.00816.48
7.4.150.0090.01117.40
7.4.140.0090.01317.86
7.4.130.0100.00616.79
7.4.120.0030.01416.74
7.4.110.0140.00316.68
7.4.100.0070.01116.67
7.4.90.0100.00716.71
7.4.80.0090.00919.39
7.4.70.0130.00316.68
7.4.60.0120.00616.58
7.4.50.0060.00316.49
7.4.40.0070.01022.77
7.4.30.0160.00016.87
7.4.00.0060.00315.37
7.3.330.0030.00313.34
7.3.320.0000.00513.30
7.3.310.0000.00716.52
7.3.300.0030.00316.36
7.3.290.0000.01416.46
7.3.280.0120.00716.51
7.3.270.0090.00917.40
7.3.260.0140.00516.65
7.3.250.0130.00716.59
7.3.240.0070.01016.61
7.3.230.0160.00316.47
7.3.210.0050.01416.49
7.3.200.0100.01319.39
7.3.190.0120.01216.41
7.3.180.0100.00616.48
7.3.170.0070.01016.61
7.3.160.0100.01316.50
7.3.120.0030.01015.00
7.2.330.0150.00316.87
7.2.320.0100.01116.54
7.2.310.0150.00916.80
7.2.300.0100.01016.80
7.2.290.0140.00316.75
7.2.60.0060.01017.10
7.2.00.0030.01319.34
7.1.200.0040.00815.69
7.1.100.0090.01218.17
7.1.70.0100.00316.98
7.1.60.0070.01619.33
7.1.50.0060.00617.02
7.1.00.0000.08022.36
7.0.200.0040.00416.63
7.0.140.0130.06022.12
7.0.90.0670.07719.98
7.0.80.0530.07319.91
7.0.70.0700.07020.02
7.0.60.0400.08719.87
7.0.50.0600.04720.24
7.0.40.0070.08320.11
7.0.30.0100.07720.08
7.0.20.0070.08319.95
7.0.10.0070.04319.95
7.0.00.0070.08020.00
5.6.280.0030.07021.13
5.6.240.0070.07320.67
5.6.230.0130.08320.69
5.6.220.0030.07720.68
5.6.210.0170.04020.69
5.6.200.0070.08721.09
5.6.190.0000.05321.01
5.6.180.0070.08321.09
5.6.170.0070.08020.99
5.6.160.0030.04721.09
5.6.150.0200.04321.09
5.6.140.0130.07321.05
5.6.130.0100.05021.05
5.6.120.0030.07021.09
5.6.110.0070.05021.02
5.6.100.0000.09721.16
5.6.90.0170.07020.95
5.6.80.0100.08020.56
5.6.70.0130.07720.43
5.6.60.0030.04320.39
5.6.50.0130.05020.50
5.6.40.0070.07020.53
5.6.30.0070.08020.47
5.6.20.0070.04020.47
5.6.10.0100.03720.39
5.6.00.0100.07020.41
5.5.380.0100.07320.38
5.5.370.0100.03720.37
5.5.360.0070.08320.37
5.5.350.0100.08020.43
5.5.340.0100.04720.89
5.5.330.0030.08020.65
5.5.320.0070.07320.84
5.5.310.0130.08020.83
5.5.300.0130.07720.90
5.5.290.0070.08020.72
5.5.280.0100.07320.89
5.5.270.0200.07020.83
5.5.260.0130.07020.80
5.5.250.0100.08320.69
5.5.240.0200.07320.13
5.5.230.0070.08320.25
5.5.220.0170.07020.26
5.5.210.0100.04320.16
5.5.200.0130.07020.25
5.5.190.0030.08320.11
5.5.180.0070.07320.11
5.5.160.0200.06720.17
5.5.150.0100.07720.18
5.5.140.0100.04320.25
5.5.130.0170.07020.12
5.5.120.0100.07020.28
5.5.110.0000.08720.17
5.5.100.0170.07020.08
5.5.90.0070.05319.95
5.5.80.0130.06319.95
5.5.70.0070.08019.94
5.5.60.0070.08020.00
5.5.50.0070.08020.13
5.5.40.0170.05720.12
5.5.30.0070.07320.05
5.5.20.0030.06720.04
5.5.10.0100.03720.05
5.5.00.0100.05019.93
5.4.450.0100.04719.18
5.4.440.0030.08319.28
5.4.430.0030.06019.37
5.4.420.0070.05719.27
5.4.410.0230.06019.25
5.4.400.0130.07019.03
5.4.390.0100.06719.09
5.4.380.0100.04319.04
5.4.370.0100.07018.88
5.4.360.0070.07019.05
5.4.350.0100.04319.18
5.4.340.0100.04319.13
5.4.320.0130.07319.03
5.4.310.0230.04318.95
5.4.300.0070.07719.13
5.4.290.0100.07019.13
5.4.280.0130.07019.04
5.4.270.0070.08019.03
5.4.260.0170.07018.88
5.4.250.0030.06019.04
5.4.240.0070.07719.02
5.4.230.0030.04718.94
5.4.220.0100.08019.23
5.4.210.0030.07719.02
5.4.200.0130.06719.13
5.4.190.0200.06318.89
5.4.180.0070.06319.02
5.4.170.0100.05018.83
5.4.160.0000.08018.84
5.4.150.0100.07019.18
5.4.140.0100.07016.42
5.4.130.0000.05016.46
5.4.120.0030.07316.46
5.4.110.0070.07016.38
5.4.100.0070.07716.40
5.4.90.0130.06716.42
5.4.80.0030.04716.54
5.4.70.0070.07016.43
5.4.60.0100.04016.44
5.4.50.0030.07316.40
5.4.40.0070.07016.37
5.4.30.0100.06716.42
5.4.20.0100.06016.29
5.4.10.0100.03316.41
5.4.00.0030.07715.74
5.3.290.0070.04714.60
5.3.280.0130.03714.71
5.3.270.0000.04714.67
5.3.260.0100.06714.74
5.3.250.0200.05714.55
5.3.240.0070.03714.69
5.3.230.0070.05714.71
5.3.220.0030.06014.69
5.3.210.0130.07014.55
5.3.200.0100.07014.52
5.3.190.0130.06014.52
5.3.180.0070.04314.63
5.3.170.0030.06314.55
5.3.160.0130.07314.67
5.3.150.0100.04014.67
5.3.140.0130.06314.49
5.3.130.0070.07314.66
5.3.120.0000.08314.48
5.3.110.0130.03714.61
5.3.100.0130.07014.13
5.3.90.0030.04713.98
5.3.80.0030.04714.08
5.3.70.0100.06313.91
5.3.60.0000.04714.05
5.3.50.0130.06714.04
5.3.40.0000.08014.09
5.3.30.0030.05314.00
5.3.20.0100.05013.74
5.3.10.0030.04313.76
5.3.00.0070.07713.70
5.2.170.0030.03311.07
5.2.160.0030.05711.07
5.2.150.0100.06311.20
5.2.140.0030.05311.18
5.2.130.0100.03311.19
5.2.120.0100.06011.02
5.2.110.0130.05311.11
5.2.100.0030.06011.01
5.2.90.0100.05011.09
5.2.80.0000.05711.12
5.2.70.0100.05311.16
5.2.60.0130.04010.91
5.2.50.0070.06010.91
5.2.40.0070.05310.87
5.2.30.0000.06710.87
5.2.20.0070.06010.91
5.2.10.0070.05010.99
5.2.00.0100.05310.70
5.1.60.0000.0309.84
5.1.50.0100.04010.04
5.1.40.0130.03310.04
5.1.30.0070.05010.37
5.1.20.0100.05310.42
5.1.10.0030.0609.96
5.1.00.0100.05310.14
5.0.50.0070.0438.43
5.0.40.0030.0438.47
5.0.30.0070.0608.27
5.0.20.0070.0408.05
5.0.10.0100.0408.23
5.0.00.0030.0678.16
4.4.90.0030.0337.28
4.4.80.0070.0337.28
4.4.70.0030.0277.28
4.4.60.0030.0377.28
4.4.50.0070.0307.28
4.4.40.0000.0337.28
4.4.30.0130.0277.28
4.4.20.0000.0377.28
4.4.10.0030.0337.28
4.4.00.0000.0607.28
4.3.110.0000.0237.28
4.3.100.0000.0377.28
4.3.90.0030.0377.28
4.3.80.0030.0337.28
4.3.70.0030.0237.28
4.3.60.0000.0207.28
4.3.50.0100.0277.28
4.3.40.0030.0407.28
4.3.30.0000.0177.28
4.3.20.0100.0177.28
4.3.10.0000.0337.28
4.3.00.0030.0337.28

preferences:
52.04 ms | 400 KiB | 5 Q