3v4l.org

run code in 300+ PHP versions simultaneously
<?php //DateTime $date = new DateTime('2008-07-01T22:35:17+08:00'); $mutable = DateTime::createFromFormat( 'Y-m-d H:i:s', '2008-07-01 00:00:00', $date->getTimeZone() ); //DateTimeImmutable $immutable = DateTimeImmutable::createFromFormat( 'Y-m-d H:i:s', '2008-07-01 00:00:00', $date->getTimeZone() ); var_dump([ 'Date Original' => $date->format(DATE_ATOM), 'DateTime::createFromFormat' => $mutable->format(DATE_ATOM), 'DateTimeImmutable::createFromFormat' => $immutable->format(DATE_ATOM), ]);

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)
8.3.70.0060.00916.63
8.3.60.0120.00318.43
8.3.50.0120.00822.86
8.3.40.0030.01418.61
8.3.30.0070.00718.80
8.3.20.0030.00520.30
8.3.10.0040.00421.91
8.3.00.0040.00419.38
8.2.180.0070.00717.00
8.2.170.0180.00322.96
8.2.160.0040.01119.41
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00420.99
8.2.120.0170.00026.35
8.2.110.0030.00720.48
8.2.100.0110.00017.91
8.2.90.0050.00319.17
8.2.80.0050.00317.97
8.2.70.0030.00617.75
8.2.60.0030.00718.05
8.2.50.0000.00918.10
8.2.40.0040.00420.42
8.2.30.0040.00419.26
8.2.20.0040.00417.96
8.2.10.0000.00718.09
8.2.00.0000.00717.97
8.1.280.0110.00425.92
8.1.270.0030.00523.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0050.00523.86
8.1.230.0060.00620.88
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0040.00418.69
8.1.160.0030.00522.18
8.1.150.0040.00420.54
8.1.140.0000.00719.72
8.1.130.0000.00717.73
8.1.120.0040.00417.64
8.1.110.0030.00617.62
8.1.100.0000.00717.52
8.1.90.0070.00317.70
8.1.80.0000.00717.61
8.1.70.0000.00817.64
8.1.60.0070.00417.69
8.1.50.0080.00017.66
8.1.40.0000.01117.63
8.1.30.0040.00417.66
8.1.20.0040.00417.76
8.1.10.0040.00417.68
8.1.00.0000.00817.68
8.0.300.0000.00818.77
8.0.290.0050.00217.00
8.0.280.0070.00018.49
8.0.270.0000.00717.35
8.0.260.0050.00317.26
8.0.250.0000.00717.00
8.0.240.0030.00317.02
8.0.230.0080.00017.11
8.0.220.0070.00017.07
8.0.210.0040.00417.01
8.0.200.0040.00417.04
8.0.190.0080.00017.01
8.0.180.0000.00717.11
8.0.170.0000.00817.10
8.0.160.0040.00417.19
8.0.150.0040.00417.01
8.0.140.0090.00017.05
8.0.130.0030.00313.37
8.0.120.0040.00416.96
8.0.110.0040.00416.96
8.0.100.0040.00417.18
8.0.90.0000.00717.13
8.0.80.0120.00416.94
8.0.70.0070.00016.86
8.0.60.0000.00816.95
8.0.50.0040.00416.96
8.0.30.0030.01417.12
8.0.20.0090.01117.40
8.0.10.0040.00417.08
8.0.00.0030.01516.85
7.4.330.0000.00515.15
7.4.320.0030.00316.73
7.4.300.0070.00016.71
7.4.290.0030.00316.59
7.4.280.0000.00816.55
7.4.270.0040.00416.50
7.4.260.0000.00716.58
7.4.250.0070.00016.67
7.4.240.0030.00616.75
7.4.230.0040.00416.59
7.4.220.0090.01916.67
7.4.210.0110.00716.71
7.4.200.0000.00716.45
7.4.160.0110.00816.55
7.4.150.0090.00917.40
7.4.140.0110.00817.86
7.4.130.0140.00716.59
7.4.120.0070.01016.63
7.4.110.0070.01116.52
7.4.100.0050.01016.60
7.4.90.0060.01216.69
7.4.80.0140.00719.39
7.4.70.0090.00916.73
7.4.60.0100.00716.65
7.4.50.0070.00716.53
7.4.40.0110.00716.48
7.4.30.0100.00716.62
7.4.00.0090.00615.22
7.3.330.0000.00613.12
7.3.320.0000.00513.17
7.3.310.0040.00416.45
7.3.300.0070.00016.37
7.3.290.0070.00816.38
7.3.280.0070.01116.37
7.3.270.0130.00417.40
7.3.260.0080.01116.73
7.3.250.0060.01216.56
7.3.240.0100.00716.60
7.3.230.0110.00616.55
7.3.210.0170.00816.79
7.3.200.0100.00716.70
7.3.190.0100.00716.74
7.3.180.0080.00816.52
7.3.170.0180.00016.46
7.3.160.0030.01316.54
7.2.330.0070.01116.83
7.2.320.0070.01116.81
7.2.310.0100.00716.75
7.2.300.0140.00316.52
7.2.290.0170.00016.80
7.2.60.0110.00416.89
7.2.00.0080.00819.35
7.1.200.0090.00315.80
7.1.100.0070.00718.35
7.1.70.0070.00417.32
7.1.60.0100.00317.28
7.1.50.0070.00716.86
7.1.40.0040.01516.74
7.1.30.0030.01016.81
7.1.20.0110.00716.80
7.1.10.0040.00816.54
7.1.00.0070.00416.75
7.0.200.0070.01016.93
7.0.190.0030.00816.80
7.0.180.0080.00416.20
7.0.170.0080.00416.46
7.0.160.0080.00816.53
7.0.150.0040.00816.57
7.0.140.0070.00416.64
7.0.130.0110.00016.58
7.0.120.0070.00416.74
7.0.110.0110.00016.32
7.0.100.0080.00316.54
7.0.90.0110.00016.44
7.0.80.0100.00216.36
7.0.70.0100.00216.20
7.0.60.0060.00616.18
7.0.50.0080.00416.36
7.0.40.0070.00014.80
7.0.30.0040.00414.80
7.0.20.0000.01114.80
7.0.10.0050.00314.80
7.0.00.0040.00414.80
5.6.300.0130.03020.66
5.6.290.0040.03920.82
5.6.280.0070.03620.95
5.6.270.0030.04020.97
5.6.260.0030.04520.84
5.6.250.0060.04221.06
5.6.240.0000.04420.83
5.6.230.0030.04820.95
5.6.220.0090.03420.81
5.6.210.0000.04620.95
5.6.200.0070.03720.90
5.6.190.0260.03620.70
5.6.180.0060.04120.86
5.6.170.0030.04021.02
5.6.160.0000.04320.83
5.6.150.0000.05020.76
5.6.140.0000.04921.00
5.6.130.0070.03720.79
5.6.120.0030.04321.02
5.6.110.0030.05320.72
5.6.100.0060.03820.79
5.6.90.0000.04221.01
5.6.80.0100.03220.21
5.6.70.0000.04420.28
5.6.60.0030.03820.33
5.6.50.0170.03820.25
5.6.40.0100.03620.31
5.6.30.0000.04220.18
5.6.20.0030.03920.36
5.6.10.0070.03420.32
5.6.00.0000.04220.29
5.5.380.0000.04817.57
5.5.370.0030.03917.48
5.5.360.0070.04517.45
5.5.350.0000.04217.55
5.5.340.0030.04317.74
5.5.330.0000.04417.95
5.5.320.0030.04518.09
5.5.310.0030.03817.86
5.5.300.0030.06518.03
5.5.290.0030.04417.99
5.5.280.0070.05417.94
5.5.270.0100.04118.04
5.5.260.0130.03018.06
5.5.250.0030.04217.84
5.5.240.0030.03717.12
5.5.230.0000.04517.43
5.5.220.0000.04117.40
5.5.210.0040.04217.44
5.5.200.0030.03617.34
5.5.190.0000.04317.37
5.5.180.0000.04017.38
5.5.160.0060.03517.46
5.5.150.0030.03717.38
5.5.140.0030.03717.05
5.5.130.0070.03317.36
5.5.120.0000.04417.11
5.5.110.0000.04117.28
5.5.100.0000.03917.00
5.5.90.0070.07317.31
5.5.80.0030.04017.28
5.5.70.0000.04216.94
5.5.60.0230.02616.95
5.5.50.0000.04516.98
5.5.40.0000.04116.98
5.5.30.0000.04317.18
5.5.20.0070.03317.21
5.5.10.0000.03917.21
5.5.00.0030.03717.07

preferences:
51.39 ms | 401 KiB | 5 Q