3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyDateTime extends DateTime { public static function createFromFormat($format, $time, $timezone = null) { $version = explode('.', phpversion()); if(!$timezone) $timezone = new DateTimeZone(date_default_timezone_get()); if(((int)$version[0] >= 5 && (int)$version[1] >= 2 && (int)$version[2] > 17)){ return parent::createFromFormat($format, $time, $timezone); } return new DateTime(date($format, strtotime($time)), $timezone); } } $dateTime = MyDateTime::createFromFormat('Y-m-d', ''); var_dump($dateTime); var_dump($dateTime->format('Y-m-d'));

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)
7.2.60.0060.00617.13
7.2.00.0120.00919.36
7.1.200.0040.00415.94
7.1.100.0040.00718.30
7.1.70.0000.00717.51
7.1.60.0100.01419.82
7.1.50.0100.01017.21
7.1.00.0030.03322.28
7.0.200.0000.00816.77
7.0.140.0030.07022.11
7.0.90.0100.05019.93
7.0.80.0370.07719.99
7.0.70.0600.06319.94
7.0.60.0430.08719.91
7.0.50.0070.07720.28
7.0.40.0030.08720.04
7.0.30.0170.07720.08
7.0.20.0100.05720.04
7.0.10.0170.07020.04
7.0.00.0170.07720.18
5.6.280.0030.07321.09
5.6.240.0100.06320.64
5.6.230.0130.04020.58
5.6.220.0100.08020.66
5.6.210.0030.09020.78
5.6.200.0130.03721.05
5.6.190.0100.08321.05
5.6.180.0070.04321.05
5.6.170.0130.06021.09
5.6.160.0070.05721.18
5.6.150.0070.08321.05
5.6.140.0100.08321.08
5.6.130.0030.05320.96
5.6.120.0030.04721.04
5.6.110.0030.05020.96
5.6.100.0130.07721.17
5.6.90.0070.07021.10
5.6.80.0100.07320.44
5.6.70.0170.07020.36
5.6.60.0100.04720.51
5.6.50.0130.04020.48
5.6.40.0130.06720.40
5.6.30.0100.04320.33
5.6.20.0100.04020.31
5.6.10.0070.08320.41
5.6.00.0070.07720.38
5.5.380.0030.04320.53
5.5.370.0130.05320.38
5.5.360.0100.05720.42
5.5.350.0130.07720.49
5.5.340.0100.07720.91
5.5.330.0170.07320.87
5.5.320.0030.08320.85
5.5.310.0070.08020.79
5.5.300.0100.07720.74
5.5.290.0030.09320.87
5.5.280.0100.04020.74
5.5.270.0070.05020.91
5.5.260.0030.04720.89
5.5.250.0170.05320.43
5.5.240.0070.05020.12
5.5.230.0170.06020.13
5.5.220.0030.08320.27
5.5.210.0130.08720.29
5.5.200.0070.07720.12
5.5.190.0100.07720.13
5.5.180.0170.07020.29
5.5.160.0030.06020.21
5.5.150.0100.06320.12
5.5.140.0030.08020.22
5.5.130.0100.04020.09
5.5.120.0100.03320.15
5.5.110.0100.05320.11
5.5.100.0130.07020.16
5.5.90.0130.03720.08
5.5.80.0030.05720.17
5.5.70.0030.05020.13
5.5.60.0070.06020.16
5.5.50.0030.04320.04
5.5.40.0000.06320.14
5.5.30.0070.05020.14
5.5.20.0100.05320.14
5.5.10.0100.03720.09
5.5.00.0100.04719.97
5.4.450.0130.06019.51
5.4.440.0070.04019.53
5.4.430.0030.04319.22
5.4.420.0030.08019.36
5.4.410.0070.04319.38
5.4.400.0170.06019.14
5.4.390.0130.07719.05
5.4.380.0030.04319.04
5.4.370.0070.06019.09
5.4.360.0030.08319.03
5.4.350.0100.07019.14
5.4.340.0130.07718.86
5.4.320.0070.08019.04
5.4.310.0130.06019.13
5.4.300.0030.04018.89
5.4.290.0070.07719.20
5.4.280.0030.04319.04
5.4.270.0100.05019.16
5.4.260.0070.07018.94
5.4.250.0130.07019.02
5.4.240.0000.05719.08
5.4.230.0070.07019.02
5.4.220.0100.07319.11
5.4.210.0030.07319.11
5.4.200.0100.03319.03
5.4.190.0070.04019.04
5.4.180.0030.04019.02
5.4.170.0100.04019.16
5.4.160.0070.04019.02
5.4.150.0100.03719.11
5.4.140.0030.03716.38
5.4.130.0030.04016.51
5.4.120.0030.03316.45
5.4.110.0070.03316.55
5.4.100.0000.04016.52
5.4.90.0000.03716.52
5.4.80.0000.03316.40
5.4.70.0000.04316.53
5.4.60.0100.03316.45
5.4.50.0030.03716.29
5.4.40.0030.08016.36
5.4.30.0030.03716.39
5.4.20.0000.03316.30
5.4.10.0070.03716.31
5.4.00.0100.03015.84
5.3.290.0070.07314.72
5.3.280.0030.06714.69
5.3.270.0030.04714.63
5.3.260.0030.04014.73
5.3.250.0000.04314.59
5.3.240.0030.03714.62
5.3.230.0030.03314.67
5.3.220.0000.04014.64
5.3.210.0000.04014.54
5.3.200.0070.03314.69
5.3.190.0000.04014.55
5.3.180.0070.04014.58
5.3.170.0070.06714.54
5.3.160.0030.04714.53
5.3.150.0030.04014.71
5.3.140.0000.03314.57
5.3.130.0000.03714.71
5.3.120.0100.03314.62
5.3.110.0030.04714.69
5.3.100.0000.04013.98
5.3.90.0030.04014.00
5.3.80.0100.03014.04
5.3.70.0070.03313.95
5.3.60.0000.04014.10
5.3.50.0030.04013.88
5.3.40.0070.03014.07
5.3.30.0030.03713.92
5.3.20.0000.03313.71
5.3.10.0000.03713.55
5.3.00.0030.03713.77
5.2.170.0030.02711.08
5.2.160.0000.03011.01
5.2.150.0030.02311.03
5.2.140.0030.03011.21
5.2.130.0000.03711.21
5.2.120.0000.03011.13
5.2.110.0070.02311.22
5.2.100.0030.02311.12
5.2.90.0000.03311.04
5.2.80.0030.02711.19
5.2.70.0030.03311.22
5.2.60.0000.03011.18
5.2.50.0030.03311.13
5.2.40.0070.02010.90
5.2.30.0030.02310.84
5.2.20.0070.02310.88
5.2.10.0000.03010.77
5.2.00.0030.02310.63
5.1.60.0070.02710.34
5.1.50.0030.02010.34
5.1.40.0000.03010.34
5.1.30.0000.04710.47
5.1.20.0030.03710.36
5.1.10.0070.02310.34
5.1.00.0000.02710.34
5.0.50.0000.02310.34
5.0.40.0070.01310.34
5.0.30.0000.03010.34
5.0.20.0030.02010.34
5.0.10.0000.02010.34
5.0.00.0030.03010.34
4.4.90.0000.01710.34
4.4.80.0030.01310.34
4.4.70.0000.01310.34
4.4.60.0000.01310.34
4.4.50.0000.01710.34
4.4.40.0000.02310.34
4.4.30.0000.01710.34
4.4.20.0000.01310.34
4.4.10.0000.01710.34
4.4.00.0000.02710.34
4.3.110.0030.02710.34
4.3.100.0000.01310.34
4.3.90.0030.01310.34
4.3.80.0000.04010.34
4.3.70.0000.01710.34
4.3.60.0000.03010.34
4.3.50.0030.01710.34
4.3.40.0030.05010.34
4.3.30.0000.02710.34
4.3.20.0070.02710.34
4.3.10.0000.03310.34
4.3.00.0000.03710.34

preferences:
34.79 ms | 400 KiB | 5 Q