3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime('2017-10-31T23:00:00Z', new \DateTimeZone("Europe/Berlin")); echo $a->format('Y-m-d H:i:s'); $b = new DateTime($a->format('Y-m-d H:i:s'), new \DateTimeZone("Europe/Berlin")); echo $a->format(DATE_ISO8601);

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)
8.3.70.0000.01518.56
8.3.60.0110.01116.63
8.3.50.0130.00816.77
8.3.40.0070.00718.84
8.3.30.0070.00718.84
8.3.20.0040.00420.42
8.3.10.0050.00323.51
8.3.00.0070.00023.66
8.2.190.0040.01116.88
8.2.180.0000.01416.63
8.2.170.0070.00722.96
8.2.160.0030.01020.25
8.2.150.0050.00325.66
8.2.140.0040.00424.66
8.2.130.0040.00420.35
8.2.120.0070.00026.35
8.2.110.0100.00021.05
8.2.100.0070.00417.95
8.2.90.0080.00018.34
8.2.80.0030.00618.16
8.2.70.0030.00617.85
8.2.60.0040.00417.75
8.2.50.0030.00617.75
8.2.40.0040.00417.88
8.2.30.0000.00719.21
8.2.20.0070.00018.14
8.2.10.0040.00418.15
8.2.00.0000.00718.04
8.1.280.0120.00325.92
8.1.270.0080.00023.70
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00623.97
8.1.230.0080.00321.03
8.1.220.0000.00917.77
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0030.00517.62
8.1.160.0000.00718.75
8.1.150.0030.00518.84
8.1.140.0070.00017.74
8.1.130.0070.00017.60
8.1.120.0000.00817.60
8.1.110.0000.00817.47
8.1.100.0070.00017.63
8.1.90.0090.00017.54
8.1.80.0030.00317.52
8.1.70.0000.00717.61
8.1.60.0040.00417.65
8.1.50.0040.00417.54
8.1.40.0030.00617.55
8.1.30.0040.00417.73
8.1.20.0000.00817.64
8.1.10.0040.00417.72
8.1.00.0080.00017.64
8.0.300.0000.00720.03
8.0.290.0040.00417.00
8.0.280.0030.00318.43
8.0.270.0030.00317.24
8.0.260.0030.00316.89
8.0.250.0000.00716.98
8.0.240.0030.00317.03
8.0.230.0070.00016.97
8.0.220.0030.00317.07
8.0.210.0030.00317.08
8.0.200.0000.00717.11
8.0.190.0030.00616.99
8.0.180.0070.00317.02
8.0.170.0050.00317.00
8.0.160.0000.00717.05
8.0.150.0040.00416.99
8.0.140.0030.00516.99
8.0.130.0000.00513.31
8.0.120.0000.00716.98
8.0.110.0020.00516.95
8.0.100.0040.00416.88
8.0.90.0070.00016.84
8.0.80.0140.00316.97
8.0.70.0000.00717.02
8.0.60.0040.00416.86
8.0.50.0040.00416.80
8.0.30.0100.00817.28
8.0.20.0100.01017.40
8.0.10.0040.00417.14
8.0.00.0130.00716.84
7.4.330.0000.00616.53
7.4.320.0060.00016.57
7.4.300.0000.00616.59
7.4.290.0030.00316.55
7.4.280.0080.00316.63
7.4.270.0030.00316.57
7.4.260.0020.00516.49
7.4.250.0050.00316.55
7.4.240.0050.00216.63
7.4.230.0000.00716.59
7.4.220.0000.02216.58
7.4.210.0100.00716.61
7.4.200.0030.00316.67
7.4.160.0130.00616.54
7.4.150.0070.01317.40
7.4.140.0090.00917.86
7.4.130.0060.01916.70
7.4.120.0120.00516.60
7.4.110.0140.00316.55
7.4.100.0140.00716.57
7.4.90.0110.00616.58
7.4.80.0050.01419.39
7.4.70.0070.01416.63
7.4.60.0120.00316.66
7.4.50.0030.01316.71
7.4.40.0090.00916.49
7.4.30.0100.00616.59
7.4.00.0030.01315.02
7.3.330.0000.00513.10
7.3.320.0000.00513.06
7.3.310.0000.00616.26
7.3.300.0070.00016.16
7.3.290.0090.00616.25
7.3.280.0080.00916.26
7.3.270.0030.01417.40
7.3.260.0080.00916.41
7.3.250.0090.00916.46
7.3.240.0100.00916.32
7.3.230.0110.00716.61
7.3.210.0080.00816.52
7.3.200.0060.01116.40
7.3.190.0090.00916.55
7.3.180.0100.00616.56
7.3.170.0120.00916.45
7.3.160.0060.00916.43
7.3.120.0060.01015.02
7.3.110.0030.01214.53
7.3.100.0090.00014.53
7.3.90.0040.01115.14
7.3.80.0100.00714.76
7.3.70.0030.01314.64
7.3.60.0070.01114.63
7.3.50.0030.01114.71
7.3.40.0100.00614.71
7.3.30.0060.00914.94
7.3.20.0080.00516.85
7.3.10.0070.01016.59
7.3.00.0090.00616.79
7.2.330.0100.00716.86
7.2.320.0130.00316.75
7.2.310.0000.01616.48
7.2.300.0090.00916.65
7.2.290.0090.01516.89
7.2.240.0070.00715.03
7.2.230.0040.01114.90
7.2.220.0090.00615.44
7.2.210.0070.01014.96
7.2.200.0040.00714.84
7.2.190.0040.00915.04
7.2.180.0080.00414.87
7.2.170.0040.01114.86
7.2.160.0070.00315.20
7.2.150.0130.00316.59
7.2.140.0070.01016.71
7.2.130.0060.01016.90
7.2.120.0120.00317.02
7.2.110.0120.00016.99
7.2.100.0090.00316.80
7.2.90.0070.01017.16
7.2.80.0090.00916.94
7.2.70.0060.00816.86
7.2.60.0040.00717.05
7.2.50.0080.00417.19
7.2.40.0080.00816.83
7.2.30.0030.01316.99
7.2.20.0060.00917.10
7.2.10.0090.00617.21
7.2.00.0040.01117.14
7.1.330.0030.01415.98
7.1.320.0040.00715.75
7.1.310.0030.00815.71
7.1.300.0130.00315.96
7.1.290.0030.01315.86
7.1.280.0060.01015.80
7.1.270.0140.00015.72
7.1.260.0030.00715.70
7.1.250.0000.01415.95
7.1.200.0040.00715.56
7.1.110.0160.00616.31
7.1.100.0080.01116.21
7.1.90.0120.01216.45
7.1.80.0160.00515.92
7.1.70.0100.01015.42
7.1.60.0240.01233.19
7.1.50.0230.01032.86
7.1.40.0260.00932.45
7.1.30.0190.01632.57
7.1.20.0240.01332.84
7.1.10.0000.01314.63
7.1.00.0120.00614.84
7.0.250.0140.00816.11
7.0.240.0090.00916.28
7.0.230.0150.01216.21
7.0.220.0130.00615.88
7.0.210.0130.01014.96
7.0.200.0070.01115.27
7.0.190.0080.00914.74
7.0.180.0110.01114.49
7.0.170.0120.00814.40
7.0.160.0100.01014.41
7.0.150.0620.01814.66
7.0.140.0100.01014.65
7.0.130.0140.01414.94
7.0.120.0110.00814.85
7.0.110.0140.01414.83
7.0.100.0100.01714.52
7.0.90.0150.00914.61
7.0.80.0200.00914.52
7.0.70.0170.01314.76
7.0.60.0080.01214.50
7.0.50.0150.01014.57
7.0.40.0230.00714.59
7.0.30.0120.01514.57
7.0.20.0130.00814.55
7.0.10.0080.01214.57
7.0.00.0120.00914.57

preferences:
20.71 ms | 401 KiB | 5 Q