3v4l.org

run code in 300+ PHP versions simultaneously
<?php $needYear=2018; $needMonth=10; $_startTime = strtotime('2018-10-31 00:00:00'); $_endTime = strtotime('2018-11-01 00:00:00'); var_dump(date('Y-n', $_startTime), date('Y-n', $_endTime), $needYear . '-' . $needMonth); var_dump(date('Y-m-d', strtotime('last day of ' . $needYear . '-' . $needMonth))); var_dump(date('Y-m-d', strtotime($needYear . '-' . $needMonth . ' last day'))); var_dump(date('Y-m-d', strtotime('first day of ' . $needYear . '-' . $needMonth))); var_dump(date('Y-m-d', strtotime($needYear . '-' . $needMonth . ' first day')));

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)
8.3.60.0090.00618.62
8.3.50.0070.01518.08
8.3.40.0070.00718.81
8.3.30.0070.00718.84
8.3.20.0030.00519.11
8.3.10.0040.00423.61
8.3.00.0040.00420.71
8.2.180.0070.01318.17
8.2.170.0090.00922.96
8.2.160.0070.00722.06
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0040.00418.22
8.2.120.0080.00026.35
8.2.110.0050.00520.91
8.2.100.0120.00017.89
8.2.90.0040.00417.88
8.2.80.0060.00317.97
8.2.70.0060.00317.93
8.2.60.0080.00018.16
8.2.50.0080.00018.10
8.2.40.0000.00919.47
8.2.30.0040.00419.33
8.2.20.0050.00218.13
8.2.10.0020.00518.36
8.2.00.0040.00418.09
8.1.280.0030.01225.92
8.1.270.0000.00819.00
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0090.00021.42
8.1.230.0030.00917.64
8.1.220.0000.00817.80
8.1.210.0050.00318.77
8.1.200.0100.00017.48
8.1.190.0060.00317.48
8.1.180.0040.00418.10
8.1.170.0030.00618.71
8.1.160.0050.00318.95
8.1.150.0060.00318.94
8.1.140.0070.00022.09
8.1.130.0070.00020.34
8.1.120.0000.00717.66
8.1.110.0040.00417.76
8.1.100.0030.00517.62
8.1.90.0040.00417.59
8.1.80.0040.00417.73
8.1.70.0000.00717.74
8.1.60.0030.00517.80
8.1.50.0000.00717.69
8.1.40.0040.00417.60
8.1.30.0100.00017.84
8.1.20.0040.00417.83
8.1.10.0040.00417.67
8.1.00.0080.00017.75
8.0.300.0070.00018.77
8.0.290.0000.00816.88
8.0.280.0000.00818.64
8.0.270.0040.00417.40
8.0.260.0000.00618.57
8.0.250.0030.00317.11
8.0.240.0000.00617.27
8.0.230.0030.00317.27
8.0.220.0000.00817.19
8.0.210.0040.00417.20
8.0.200.0050.00217.13
8.0.190.0000.00917.11
8.0.180.0030.00617.23
8.0.170.0030.00517.04
8.0.160.0040.00417.18
8.0.150.0050.00317.04
8.0.140.0030.00417.00
8.0.130.0000.00713.47
8.0.120.0000.00817.01
8.0.110.0000.00717.07
8.0.100.0040.00417.14
8.0.90.0040.00417.04
8.0.80.0090.00617.05
8.0.70.0000.00716.97
8.0.60.0030.00517.10
8.0.50.0040.00417.02
8.0.30.0140.00417.14
8.0.20.0030.01717.40
8.0.10.0040.00417.26
8.0.00.0150.00316.89
7.4.330.0000.00515.55
7.4.320.0000.00716.64
7.4.300.0000.00616.79
7.4.290.0000.00816.80
7.4.280.0070.00016.79
7.4.270.0030.00316.72
7.4.260.0040.00416.71
7.4.250.0000.00716.66
7.4.240.0040.00416.80
7.4.230.0000.00716.84
7.4.220.0030.00616.66
7.4.210.0100.00516.73
7.4.200.0030.00416.59
7.4.160.0090.00916.61
7.4.140.0110.00917.86
7.4.130.0150.00316.64
7.4.120.0090.01016.67
7.4.110.0140.00716.68
7.4.100.0130.00316.68
7.4.90.0100.00716.49
7.4.80.0100.00619.39
7.4.70.0040.01416.75
7.4.60.0100.00616.59
7.4.50.0030.01316.55
7.4.40.0040.01216.56
7.4.00.0100.00715.09
7.3.330.0030.00313.38
7.3.320.0050.00013.30
7.3.310.0060.00316.48
7.3.300.0070.00016.35
7.3.290.0050.00216.45
7.3.280.0080.00816.43
7.3.260.0070.01016.52
7.3.240.0070.01216.55
7.3.230.0070.01416.56
7.3.210.0070.01016.77
7.3.200.0060.01016.48
7.3.190.0110.01116.59
7.3.180.0100.00616.45
7.3.170.0090.01216.52
7.3.160.0100.01316.49
7.3.120.0100.00714.90
7.3.110.0070.00715.22
7.3.100.0000.01615.23
7.3.90.0030.00615.04
7.3.80.0000.01315.03
7.3.70.0110.00415.01
7.3.60.0000.01014.60
7.3.50.0070.00714.99
7.3.40.0090.00614.91
7.3.30.0060.00614.74
7.3.20.0070.01016.89
7.3.10.0030.01016.82
7.3.00.0090.00316.93
7.2.330.0080.00816.89
7.2.320.0100.01016.95
7.2.310.0100.00616.67
7.2.300.0030.01316.82
7.2.290.0140.00316.69
7.2.240.0000.01815.23
7.2.230.0030.00615.23
7.2.220.0000.01615.28
7.2.210.0070.00715.22
7.2.200.0050.00815.39
7.2.190.0030.01015.08
7.2.180.0030.01015.15
7.2.170.0080.00815.13
7.2.160.0030.01014.98
7.2.150.0040.00917.03
7.2.140.0060.00916.96
7.2.130.0080.00816.91
7.2.120.0070.00716.90
7.2.110.0060.00816.74
7.2.100.0070.00816.79
7.2.90.0060.01016.87
7.2.80.0090.00716.98
7.2.70.0070.01017.00
7.2.60.0070.00816.69
7.2.50.0040.01316.94
7.2.40.0060.00916.88
7.2.30.0030.01316.93
7.2.20.0070.00817.05
7.2.10.0050.01117.08
7.2.00.0130.00216.99
7.1.330.0000.01115.96
7.1.320.0060.00716.09
7.1.310.0040.00415.83
7.1.300.0060.00915.91
7.1.290.0000.01015.96
7.1.280.0030.00915.90
7.1.270.0050.00515.96
7.1.260.0040.00815.78
7.1.250.0070.00715.77
7.1.230.0060.00615.56
7.1.220.0060.00615.52
7.1.210.0070.00415.90
7.1.200.0110.00315.90
7.1.190.0090.00615.55
7.1.180.0060.00615.70
7.1.170.0080.00615.55
7.1.160.0100.00515.75
7.1.150.0000.01215.99
7.1.140.0000.01215.91
7.1.130.0090.00515.88
7.1.120.0070.00815.88
7.1.110.0110.00315.68
7.1.100.0060.00615.57
7.1.90.0100.00315.86
7.1.80.0060.00615.53
7.1.70.0060.00615.89
7.1.60.0170.01433.84
7.1.50.0170.01333.79
7.1.40.0230.01333.73
7.1.30.0170.01733.58
7.1.20.0300.00333.78
7.1.10.0100.00615.70
7.1.00.0060.00615.79
5.6.380.0060.00914.39

preferences:
41.44 ms | 401 KiB | 5 Q