3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = new \DateTime('2017-07-14'); $firstDayOfMonth = new \DateTime($input->format('Y-m-01')); var_dump($input->format('l')); var_dump($input->format('n') % 7);

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)
8.3.60.0110.00416.63
8.3.50.0140.00716.24
8.3.40.0070.00718.92
8.3.30.0070.00718.78
8.3.20.0030.00620.30
8.3.10.0040.00421.71
8.3.00.0090.00019.51
8.2.180.0180.00418.34
8.2.170.0090.00922.96
8.2.160.0110.00420.39
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0080.00019.41
8.2.120.0050.00326.35
8.2.110.0040.00421.04
8.2.100.0040.00817.91
8.2.90.0040.00418.22
8.2.80.0050.00317.97
8.2.70.0000.00917.75
8.2.60.0000.00817.91
8.2.50.0030.00618.10
8.2.40.0070.00020.60
8.2.30.0060.00321.13
8.2.20.0040.00418.06
8.2.10.0050.00318.22
8.2.00.0040.00418.05
8.1.280.0110.00325.92
8.1.270.0070.00021.86
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00322.40
8.1.230.0040.00722.75
8.1.220.0000.00917.79
8.1.210.0030.00518.80
8.1.200.0030.00617.48
8.1.190.0050.00317.48
8.1.180.0030.00618.10
8.1.170.0070.00018.84
8.1.160.0030.00319.05
8.1.150.0000.00718.90
8.1.140.0030.00619.44
8.1.130.0070.00018.88
8.1.120.0070.00017.61
8.1.110.0050.00317.52
8.1.100.0080.00017.57
8.1.90.0040.00417.52
8.1.80.0000.00817.59
8.1.70.0000.00817.59
8.1.60.0000.00817.58
8.1.50.0030.00517.54
8.1.40.0060.00317.45
8.1.30.0040.00417.54
8.1.20.0040.00417.64
8.1.10.0060.00317.71
8.1.00.0000.00717.69
8.0.300.0040.00320.08
8.0.290.0040.00416.88
8.0.280.0030.00318.51
8.0.270.0080.00017.28
8.0.260.0070.00016.93
8.0.250.0000.00717.18
8.0.240.0030.00517.06
8.0.230.0030.00317.19
8.0.220.0070.00017.11
8.0.210.0030.00317.02
8.0.200.0030.00317.11
8.0.190.0060.00317.19
8.0.180.0040.00417.13
8.0.170.0000.00817.07
8.0.160.0000.00817.09
8.0.150.0050.00216.94
8.0.140.0030.00316.93
8.0.130.0080.00013.52
8.0.120.0030.00517.07
8.0.110.0000.00717.13
8.0.100.0020.00517.21
8.0.90.0040.00417.03
8.0.80.0100.00717.14
8.0.70.0050.00317.15
8.0.60.0040.00417.12
8.0.50.0070.00016.98
8.0.30.0050.01317.18
8.0.20.0100.00917.40
8.0.10.0030.00517.17
8.0.00.0070.01016.79
7.4.330.0060.00015.55
7.4.320.0040.00416.72
7.4.300.0030.00316.58
7.4.290.0030.00316.67
7.4.280.0040.00716.53
7.4.270.0000.00716.57
7.4.260.0080.00016.55
7.4.250.0070.00016.55
7.4.240.0030.00316.63
7.4.230.0030.00316.55
7.4.220.0210.00316.72
7.4.210.0110.00816.69
7.4.200.0040.00416.65
7.4.160.0110.00516.43
7.4.150.0120.00617.40
7.4.140.0110.00717.86
7.4.130.0150.00616.72
7.4.120.0100.01316.66
7.4.110.0080.00916.71
7.4.100.0100.00716.58
7.4.90.0070.01016.72
7.4.80.0000.01719.39
7.4.70.0040.01216.71
7.4.60.0110.00816.68
7.4.50.0110.00316.55
7.4.40.0070.01016.75
7.4.30.0090.01316.76
7.4.00.0040.00914.92
7.3.330.0000.00513.21
7.3.320.0050.00013.25
7.3.310.0000.00716.28
7.3.300.0040.00416.24
7.3.290.0000.00716.30
7.3.280.0060.00916.32
7.3.270.0100.00617.40
7.3.260.0140.00616.49
7.3.250.0090.01116.46
7.3.240.0060.01516.61
7.3.230.0090.00616.66
7.3.210.0100.00716.49
7.3.200.0130.01016.34
7.3.190.0080.00816.35
7.3.180.0040.01116.43
7.3.170.0100.00516.45
7.3.160.0050.01116.55
7.3.120.0060.01214.95
7.3.110.0130.00714.82
7.3.100.0050.00614.83
7.3.90.0070.00715.07
7.3.80.0080.00814.79
7.3.70.0060.00914.86
7.3.60.0070.00314.97
7.3.50.0030.00615.05
7.3.40.0100.00614.90
7.3.30.0040.00814.97
7.3.20.0080.00016.65
7.3.10.0070.00916.58
7.3.00.0080.00516.74
7.2.330.0150.00716.76
7.2.320.0110.00616.70
7.2.310.0030.01416.68
7.2.300.0110.01116.55
7.2.290.0060.01116.68
7.2.250.0060.01214.86
7.2.240.0070.01015.30
7.2.230.0060.00915.13
7.2.220.0030.01015.18
7.2.210.0000.01215.30
7.2.200.0070.00715.27
7.2.190.0120.00314.97
7.2.180.0080.00814.83
7.2.170.0030.01415.06
7.2.130.0110.00517.12
7.2.120.0080.00616.75
7.2.110.0120.00416.77
7.2.100.0120.00316.66
7.2.90.0130.00416.83
7.2.80.0110.00716.83
7.2.70.0130.00416.88
7.2.60.0150.00516.90
7.2.50.0060.01116.83
7.2.40.0120.00517.00
7.2.30.0110.00917.00
7.2.20.0110.00516.84
7.2.10.0110.00516.91
7.2.00.0120.00416.88
7.1.330.0030.01215.93
7.1.320.0000.01215.86
7.1.310.0000.01315.96
7.1.300.0080.00415.93
7.1.290.0000.01115.63
7.1.280.0060.00915.62
7.1.270.0030.00615.67
7.1.260.0060.00315.89
7.1.250.0000.01815.67
7.1.230.0240.00315.90
7.1.220.0080.00815.96
7.1.210.0140.00616.01
7.1.200.0100.00515.74
7.1.190.0160.00515.82
7.1.180.0080.00515.79
7.1.170.0050.00615.80
7.1.160.0090.00815.92
7.1.150.0120.00315.74
7.1.140.0130.00815.81
7.1.130.0090.00915.89
7.1.120.0090.00615.88
7.1.110.0050.01015.88
7.1.100.0060.00915.75
7.1.90.0130.00215.84
7.1.80.0140.00615.99
7.1.70.0080.00715.85
7.1.60.0220.00624.81
7.1.50.0210.00624.99
7.1.40.0180.00724.94
7.1.30.0290.00124.83
7.1.20.0220.00824.66
7.1.10.0120.00615.82
7.1.00.0070.00915.69
7.0.310.0110.00515.49
7.0.300.0090.00615.45
7.0.290.0120.00515.45
7.0.280.0060.00615.42
7.0.270.0130.00215.37
7.0.260.0110.00515.33
7.0.250.0080.00615.41
7.0.240.0700.00315.61
7.0.230.0100.00615.63
7.0.220.0100.00415.30
7.0.210.0070.01015.54
7.0.200.0060.00815.43
7.0.190.0060.00915.47
7.0.180.0080.00915.34
7.0.170.0090.00815.49
7.0.160.0110.00815.44
7.0.150.0090.00615.57
7.0.140.0120.00915.46
7.0.130.0140.00215.53
7.0.120.0120.00215.41
7.0.110.0140.00415.55
7.0.100.0120.00415.50
7.0.90.0090.00515.45
7.0.80.0080.00615.51
7.0.70.0080.00715.40
7.0.60.0130.00215.50
7.0.50.0100.00415.55
7.0.40.0040.00714.45
7.0.30.0050.00814.64
7.0.20.0070.00414.55
7.0.10.0070.00614.71
7.0.00.0070.00514.69
5.6.380.0180.00014.33

preferences:
48.44 ms | 401 KiB | 5 Q