3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach((new ReflectionClass('DateTime'))->getConstants() as $name=>$format){ echo 'DateTime::'.$name.' -> '.(new DateTime(NULL,new DateTimeZone("UTC")))->format($format).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)
8.3.60.0140.00716.88
8.3.50.0040.01516.67
8.3.40.0070.01118.78
8.3.30.0030.01218.76
8.3.20.0040.00420.38
8.3.10.0040.00421.72
8.3.00.0050.00317.91
8.2.180.0100.00716.63
8.2.170.0110.00422.96
8.2.160.0140.00020.30
8.2.150.0020.00524.18
8.2.140.0030.00524.66
8.2.130.0000.00721.07
8.2.120.0040.00426.16
8.2.110.0070.00320.86
8.2.100.0110.00018.08
8.2.90.0050.00319.19
8.2.80.0040.00417.97
8.2.70.0080.00017.87
8.2.60.0050.00318.04
8.2.50.0000.00818.10
8.2.40.0040.00420.48
8.2.30.0000.00919.12
8.2.20.0000.00818.06
8.2.10.0080.00017.98
8.2.00.0050.00318.10
8.1.280.0140.00425.92
8.1.270.0040.00424.01
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0080.00023.83
8.1.230.0080.00320.62
8.1.220.0050.00317.78
8.1.210.0040.00418.77
8.1.200.0050.00517.25
8.1.190.0000.00917.35
8.1.180.0080.00018.10
8.1.170.0030.00518.59
8.1.160.0070.00019.00
8.1.150.0000.00820.73
8.1.140.0040.00419.56
8.1.130.0000.01218.86
8.1.120.0000.00717.62
8.1.110.0000.00717.57
8.1.100.0000.00817.41
8.1.90.0030.00517.48
8.1.80.0040.00417.58
8.1.70.0000.00717.47
8.1.60.0000.00817.70
8.1.50.0000.00817.57
8.1.40.0070.00017.59
8.1.30.0000.00717.54
8.1.20.0000.00717.74
8.1.10.0040.00417.51
8.1.00.0030.00617.55
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0050.00318.43
8.0.270.0000.00717.24
8.0.260.0090.00016.93
8.0.250.0060.00317.00
8.0.240.0000.00717.12
8.0.230.0000.00717.04
8.0.220.0070.00016.92
8.0.210.0040.00417.02
8.0.200.0030.00317.00
8.0.190.0030.00517.01
8.0.180.0080.00016.95
8.0.170.0000.00717.06
8.0.160.0000.00817.04
8.0.150.0050.00217.03
8.0.140.0000.00716.81
8.0.130.0000.00513.38
8.0.120.0040.00416.90
8.0.110.0000.00716.79
8.0.100.0000.00716.96
8.0.90.0050.00317.11
8.0.80.0100.01016.93
8.0.70.0000.00817.01
8.0.60.0050.00216.80
8.0.50.0090.00017.03
8.0.30.0080.01017.08
8.0.20.0110.00817.40
8.0.10.0000.00717.16
8.0.00.0030.01416.89
7.4.330.0050.00015.55
7.4.320.0020.00516.59
7.4.300.0000.00616.59
7.4.290.0040.00416.64
7.4.280.0000.00916.46
7.4.270.0000.00816.65
7.4.260.0060.00516.64
7.4.250.0030.00316.58
7.4.240.0030.00316.64
7.4.230.0030.00316.55
7.4.220.0090.01116.73
7.4.210.0080.00716.58
7.4.200.0030.00516.40
7.4.160.0130.00316.67
7.4.150.0060.01217.40
7.4.140.0070.01117.86
7.4.130.0060.01916.63
7.4.120.0120.00916.56
7.4.110.0030.01416.73
7.4.100.0040.01216.55
7.4.90.0060.01216.62
7.4.80.0140.00319.39
7.4.70.0100.01016.67
7.4.60.0100.00716.55
7.4.50.0030.01316.35
7.4.40.0110.00516.52
7.4.30.0150.00616.27
7.4.00.0070.00715.34
7.3.330.0030.00313.39
7.3.320.0000.00513.31
7.3.310.0000.00716.43
7.3.300.0000.00716.20
7.3.290.0030.00316.41
7.3.280.0090.00916.42
7.3.270.0100.00717.40
7.3.260.0130.00416.47
7.3.250.0110.00916.35
7.3.240.0100.00916.60
7.3.230.0150.00916.32
7.3.210.0070.01016.57
7.3.200.0140.00316.43
7.3.190.0030.01216.33
7.3.180.0120.00816.48
7.3.170.0060.01616.65
7.3.160.0070.01016.35
7.2.330.0080.01216.73
7.2.320.0110.00616.77
7.2.310.0100.00716.88
7.2.300.0120.01216.59
7.2.290.0090.00916.91
7.2.60.0040.00816.98
7.1.200.0030.01015.89
7.1.100.0080.00318.11
7.1.70.0180.01515.54
7.1.60.0250.01633.17
7.1.50.0320.00933.01
7.1.40.0260.01332.68
7.1.30.0200.01034.44
7.1.20.0240.01532.69
7.1.10.0080.01214.63
7.1.00.0140.01114.94
7.0.200.0000.01316.86
7.0.190.0140.00914.94
7.0.180.0130.01014.57
7.0.170.0100.01014.26
7.0.160.0150.00814.37
7.0.150.0110.01114.53
7.0.140.0170.00314.49
7.0.130.0100.00316.50
7.0.120.0150.00614.82
7.0.110.0150.00614.77
7.0.100.0170.00716.32
7.0.90.0070.01414.53
7.0.80.0100.01014.79
7.0.70.0200.00016.11
7.0.60.0110.01114.18
7.0.50.0070.00716.32
7.0.40.0100.01014.70
7.0.30.0180.00314.87
7.0.20.0120.01214.69
7.0.10.0130.01014.95
7.0.00.0190.00414.86

preferences:
32.25 ms | 401 KiB | 5 Q