3v4l.org

run code in 300+ PHP versions simultaneously
<?php date_default_timezone_set('UTC'); echo date_default_timezone_get(), PHP_EOL; $utc = new DateTimeZone('UTC'); $time = DateTime::createFromFormat('Y-m-d H:i:s', '2014-05-19 11:30:00'); foreach (['BST', 'Etc/GMT+1', 'GMT+1', 'CEST'] as $abbr) { $time->setTimezone(new DateTimeZone($abbr)); echo "{$abbr}: {$time->format(DATE_RFC822)}", PHP_EOL; }

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)
8.3.60.0150.00618.05
8.3.50.0120.00821.08
8.3.40.0140.00718.94
8.3.30.0100.00320.04
8.3.20.0000.00818.85
8.3.10.0080.00021.17
8.3.00.0050.00523.65
8.2.180.0110.00716.50
8.2.170.0070.00722.96
8.2.160.0130.00020.38
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0040.00419.95
8.2.110.0000.00920.52
8.2.100.0060.00618.03
8.2.90.0000.00819.30
8.2.80.0070.00019.30
8.2.70.0040.00617.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0060.00618.28
8.2.30.0040.00419.40
8.2.20.0040.00417.79
8.2.10.0040.00417.94
8.2.00.0000.01018.04
8.1.280.0120.00625.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0070.00322.61
8.1.230.0060.00621.04
8.1.220.0040.00418.77
8.1.210.0080.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.53
8.1.180.0080.00018.10
8.1.170.0040.00420.49
8.1.160.0050.00218.90
8.1.150.0000.00818.64
8.1.140.0080.00017.48
8.1.130.0000.00717.90
8.1.120.0050.00217.46
8.1.110.0000.00717.52
8.1.100.0040.00417.57
8.1.90.0000.00817.48
8.1.80.0030.00517.57
8.1.70.0000.00717.50
8.1.60.0040.00817.66
8.1.50.0000.00817.43
8.1.40.0040.00417.54
8.1.30.0000.00817.64
8.1.20.0050.00317.70
8.1.10.0080.00017.58
8.1.00.0040.00417.51
8.0.300.0050.00319.97
8.0.290.0050.00317.16
8.0.280.0050.00218.44
8.0.270.0030.00317.21
8.0.260.0060.00017.09
8.0.250.0070.00017.05
8.0.240.0040.00417.15
8.0.230.0000.00717.04
8.0.220.0030.00317.14
8.0.210.0040.00417.00
8.0.200.0030.00317.02
8.0.190.0070.00317.16
8.0.180.0000.00817.17
8.0.170.0000.00717.02
8.0.160.0040.00417.03
8.0.150.0000.00917.03
8.0.140.0030.00717.07
8.0.130.0040.00413.52
8.0.120.0050.00316.93
8.0.110.0030.00617.06
8.0.100.0000.00716.91
8.0.90.0000.00717.02
8.0.80.0070.01117.15
8.0.70.0040.00416.93
8.0.60.0080.00017.05
8.0.50.0000.00817.05
8.0.30.0080.01117.09
8.0.20.0160.01817.40
8.0.10.0000.00816.97
8.0.00.0100.01016.99
7.4.330.0050.00314.88
7.4.320.0030.00316.50
7.4.300.0030.00316.59
7.4.290.0030.00316.52
7.4.280.0030.00316.61
7.4.270.0000.00616.59
7.4.260.0000.00613.18
7.4.250.0070.00016.62
7.4.240.0070.00016.61
7.4.230.0000.00716.52
7.4.220.0070.01416.42
7.4.210.0040.01016.54
7.4.200.0050.00316.31
7.4.190.0000.00716.58
7.4.160.0030.01216.67
7.4.150.0110.01117.40
7.4.140.0070.01117.86
7.4.130.0080.01116.58
7.4.120.0040.01416.68
7.4.110.0040.01916.60
7.4.100.0130.00316.66
7.4.90.0110.00716.71
7.4.80.0140.00819.39
7.4.70.0040.01516.68
7.4.60.0000.01716.70
7.4.50.0030.00616.50
7.4.40.0070.01122.77
7.4.30.0090.00616.47
7.4.00.0090.00615.05
7.3.330.0000.00513.39
7.3.320.0020.00313.44
7.3.310.0040.00416.59
7.3.300.0050.00216.32
7.3.290.0070.00716.48
7.3.280.0040.01316.48
7.3.270.0120.00617.40
7.3.260.0120.01018.24
7.3.250.0060.01416.62
7.3.240.0080.00816.52
7.3.230.0090.00916.80
7.3.210.0100.00716.46
7.3.200.0140.00719.39
7.3.190.0070.01516.47
7.3.180.0130.00316.45
7.3.170.0130.00316.74
7.3.160.0040.01216.54
7.3.120.0000.01614.96
7.3.10.0070.01016.76
7.3.00.0100.00716.64
7.2.330.0120.00616.79
7.2.320.0120.00416.79
7.2.310.0110.00616.89
7.2.300.0130.00616.90
7.2.290.0080.00816.49
7.2.130.0090.00617.23
7.2.120.0060.00816.85
7.2.110.0050.01016.90
7.2.100.0070.00916.85
7.2.90.0070.00617.07
7.2.80.0080.00717.13
7.2.70.0100.00517.05
7.2.60.0090.00616.81
7.2.50.0100.00716.96
7.2.40.0070.01016.93
7.2.30.0040.01216.89
7.2.20.0100.00716.94
7.2.10.0100.00817.03
7.2.00.0080.00717.72
7.1.250.0060.00515.85
7.1.240.0180.00015.93
7.1.230.0070.00715.77
7.1.220.0060.01215.74
7.1.210.0080.00815.53
7.1.200.0140.00315.82
7.1.190.0040.01515.89
7.1.180.0150.00915.73
7.1.170.0140.00715.77
7.1.160.0070.01116.01
7.1.150.0060.01215.76
7.1.140.0100.01015.78
7.1.130.0110.00815.91
7.1.120.0110.00415.81
7.1.110.0140.00415.46
7.1.100.0020.00917.13
7.1.90.0100.00715.56
7.1.80.0100.00715.76
7.1.70.0060.00316.52
7.1.60.0090.01217.40
7.1.50.0080.01016.33
7.1.40.0120.00415.83
7.1.30.0180.00315.42
7.1.20.0110.00415.61
7.1.10.0060.00615.50
7.1.00.0060.02219.04
7.0.330.0070.01014.90
7.0.320.0070.01115.54
7.0.310.0140.00715.34
7.0.300.0070.00715.40
7.0.290.0110.00715.58
7.0.280.0090.00915.36
7.0.270.0130.00315.43
7.0.260.0080.00515.44
7.0.250.0080.00615.61
7.0.240.0140.00315.31
7.0.230.0110.00415.42
7.0.220.0150.00415.45
7.0.210.0090.00615.24
7.0.200.0050.00916.11
7.0.190.0060.00915.55
7.0.180.0120.00615.32
7.0.170.0030.01415.36
7.0.160.0080.00815.49
7.0.150.0070.01115.39
7.0.140.0090.03418.73
7.0.130.0140.00015.18
7.0.120.0030.00915.41
7.0.110.0070.01015.33
7.0.100.0070.04217.71
7.0.90.0080.04517.75
7.0.80.0100.04017.61
7.0.70.0090.04517.69
7.0.60.0070.04717.50
7.0.50.0110.04017.82
7.0.40.0080.04016.73
7.0.30.0080.04716.71
7.0.20.0080.04716.84
7.0.10.0080.04216.73
7.0.00.0070.04816.63
5.6.380.0070.00414.18
5.6.370.0000.01514.41
5.6.360.0030.00914.32
5.6.350.0060.00314.43
5.6.340.0030.01314.14
5.6.330.0040.01114.39
5.6.320.0050.00514.69
5.6.310.0130.00314.57
5.6.300.0030.00914.44
5.6.290.0000.01714.38
5.6.280.0100.03317.68
5.6.270.0060.00314.70
5.6.260.0030.01014.59
5.6.250.0020.04317.46
5.6.240.0030.05017.36
5.6.230.0020.03317.41
5.6.220.0050.04617.56
5.6.210.0070.04017.57
5.6.200.0050.03917.69
5.6.190.0090.04417.78
5.6.180.0080.03317.66
5.6.170.0050.03817.53
5.6.160.0060.03317.60
5.6.150.0100.02517.56
5.6.140.0060.04517.48
5.6.130.0070.05017.59
5.6.120.0100.04117.56
5.6.110.0070.04917.56
5.6.100.0030.04217.60
5.6.90.0050.03317.68
5.6.80.0120.04217.29
5.6.70.0080.04517.28
5.6.60.0100.03717.37
5.6.50.0150.03617.11
5.6.40.0090.04217.15
5.6.30.0000.04117.35
5.6.20.0110.02017.30
5.6.10.0120.03717.25
5.6.00.0100.03617.28
5.5.380.0100.04215.58
5.5.370.0120.04015.59
5.5.360.0040.04515.66
5.5.350.0020.04115.63
5.5.340.0130.03715.77
5.5.330.0100.04315.89
5.5.320.0100.04115.76
5.5.310.0050.04015.97
5.5.300.0090.03015.85
5.5.290.0110.04015.94
5.5.280.0090.04515.87
5.5.270.0040.04215.91
5.5.260.0090.04315.67
5.5.250.0080.03515.63
5.5.240.0060.02715.67
5.5.230.0080.04115.66
5.5.220.0090.02715.65
5.5.210.0060.02815.50
5.5.200.0100.03515.58
5.5.190.0110.03615.52
5.5.180.0120.03915.53
5.5.170.0040.00910.42
5.5.160.0090.04415.48
5.5.150.0030.03515.64
5.5.140.0090.03015.48
5.5.130.0090.04315.63
5.5.120.0080.03515.63
5.5.110.0050.04315.53
5.5.100.0090.02715.38
5.5.90.0110.03815.31
5.5.80.0050.04515.62
5.5.70.0060.02815.54
5.5.60.0060.03415.63
5.5.50.0030.04715.41
5.5.40.0080.04015.34
5.5.30.0070.03515.50
5.5.20.0130.02815.58
5.5.10.0040.04015.71
5.5.00.0000.04815.53
5.4.450.0080.03815.24
5.4.440.0080.03815.18
5.4.430.0070.04015.25
5.4.420.0030.04115.22
5.4.410.0050.02615.08
5.4.400.0070.02715.06
5.4.390.0090.03315.13
5.4.380.0100.03115.03
5.4.370.0080.03715.21
5.4.360.0090.04015.12
5.4.350.0100.03815.13
5.4.340.0170.03215.16
5.4.330.0090.01011.15
5.4.320.0080.04114.93
5.4.310.0070.04415.27
5.4.300.0130.03315.06
5.4.290.0060.04115.26
5.4.280.0080.04215.12
5.4.270.0060.03815.11
5.4.260.0080.04015.20
5.4.250.0100.03814.94
5.4.240.0080.03715.24
5.4.230.0050.04014.91
5.4.220.0080.03515.09
5.4.210.0050.03815.07
5.4.200.0030.02715.12
5.4.190.0050.04215.14
5.4.180.0050.03915.04
5.4.170.0070.02015.10
5.4.160.0100.03814.88
5.4.150.0030.04314.96
5.4.140.0030.02513.81
5.4.130.0060.03913.69
5.4.120.0120.03313.73
5.4.110.0050.04313.85
5.4.100.0110.01813.73
5.4.90.0070.02413.82
5.4.80.0040.03713.76
5.4.70.0090.03713.82
5.4.60.0100.03713.63
5.4.50.0030.04313.60
5.4.40.0090.03513.74
5.4.30.0120.02613.63
5.4.20.0040.04213.61
5.4.10.0050.03613.79
5.4.00.0070.03913.42
5.3.290.0090.03912.39
5.3.280.0100.03012.26
5.3.270.0040.04412.26
5.3.260.0050.03712.34
5.3.250.0110.03612.34
5.3.240.0070.03712.35
5.3.230.0090.04012.26
5.3.220.0130.03712.34
5.3.210.0070.03412.20
5.3.200.0050.04212.27
5.3.190.0060.04112.32
5.3.180.0040.04212.43
5.3.170.0040.04412.41
5.3.160.0060.04012.43
5.3.150.0060.03912.42
5.3.140.0130.02512.30
5.3.130.0100.03512.20
5.3.120.0080.03512.20
5.3.110.0070.02712.38
5.3.100.0080.03812.05
5.3.90.0030.03312.13
5.3.80.0100.03112.07
5.3.70.0030.04012.01
5.3.60.0070.02212.04
5.3.50.0060.03311.86
5.3.40.0030.02511.92
5.3.30.0100.03511.93
5.3.20.0050.03811.88
5.3.10.0030.04011.73
5.3.00.0050.04211.78
5.2.170.0110.02711.09
5.2.160.0000.02511.16
5.2.150.0000.03811.24
5.2.140.0020.03611.09
5.2.130.0050.03511.06
5.2.120.0010.03511.19
5.2.110.0030.03411.19
5.2.100.0050.01411.23
5.2.90.0060.02811.09
5.2.80.0060.02711.03
5.2.70.0050.03011.16
5.2.60.0030.03011.03
5.2.50.0080.03211.26
5.2.40.0030.03311.20
5.2.30.0050.03111.16
5.2.20.0050.03211.11
5.2.10.0050.02111.13
5.2.00.0050.03711.06
5.1.60.0100.02210.76
5.1.50.0070.02410.66
5.1.40.0050.02810.85
5.1.30.0040.02710.85
5.1.20.0020.03010.76
5.1.10.0150.01810.78
5.1.00.0020.02010.66
5.0.50.0020.02310.66
5.0.40.0010.02610.66
5.0.30.0000.03410.66
5.0.20.0030.02410.66
5.0.10.0030.02310.66
5.0.00.0020.03410.66
4.4.90.0050.01710.66
4.4.80.0010.01010.66
4.4.70.0030.01010.66
4.4.60.0040.01610.66
4.4.50.0020.01910.66
4.4.40.0050.01310.66
4.4.30.0020.02110.66
4.4.20.0020.01110.66
4.4.10.0000.02010.66
4.4.00.0010.02910.66
4.3.110.0000.01710.66
4.3.100.0020.01810.66
4.3.90.0030.01710.66
4.3.80.0050.02610.66
4.3.70.0030.01310.66
4.3.60.0000.01710.66
4.3.50.0000.02210.66
4.3.40.0020.02510.66
4.3.30.0010.01110.66
4.3.20.0010.02110.66
4.3.10.0020.02310.66
4.3.00.0070.01710.66

preferences:
38.33 ms | 401 KiB | 5 Q