3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateStamp = "2015-06-01 00:00:00"; $datesArr = []; for ($i=1; $i<21 ; $i++) { $numMonths = $i*3; $date = new DateTime($dateStamp); $date->modify('+' . $numMonths .' month'); // or you can use '-90 day' for deduct $datesArr[] = $date->format('Y-m-d h:i:s'); } echo '<pre>'; print_r($datesArr); echo '</pre>';

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)
8.3.60.0040.01118.43
8.3.50.0150.00518.52
8.3.40.0030.01418.88
8.3.30.0110.00718.97
8.3.20.0080.00020.90
8.3.10.0080.00023.59
8.3.00.0000.00820.88
8.2.180.0040.01118.63
8.2.170.0150.00022.96
8.2.160.0030.01220.53
8.2.150.0070.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00320.07
8.2.110.0070.00320.42
8.2.100.0040.00817.86
8.2.90.0040.00418.16
8.2.80.0000.00918.16
8.2.70.0040.00418.16
8.2.60.0050.00318.34
8.2.50.0030.00618.10
8.2.40.0050.00319.36
8.2.30.0030.00519.45
8.2.20.0040.00418.16
8.2.10.0020.00519.38
8.2.00.0000.00718.27
8.1.280.0090.00625.92
8.1.270.0070.00720.30
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0110.00017.73
8.1.230.0060.00622.63
8.1.220.0050.00317.91
8.1.210.0030.00518.83
8.1.200.0070.00417.48
8.1.190.0070.00417.60
8.1.180.0040.00418.10
8.1.170.0060.00318.70
8.1.160.0000.00819.04
8.1.150.0040.00419.05
8.1.140.0040.00419.11
8.1.130.0000.00720.30
8.1.120.0000.00717.77
8.1.110.0000.00717.60
8.1.100.0110.00017.74
8.1.90.0030.00517.75
8.1.80.0030.00617.73
8.1.70.0030.00317.68
8.1.60.0030.00617.71
8.1.50.0000.00817.63
8.1.40.0030.00517.64
8.1.30.0040.00417.79
8.1.20.0030.00617.85
8.1.10.0000.01017.78
8.1.00.0040.00417.66
8.0.300.0000.00820.23
8.0.290.0000.00816.75
8.0.280.0040.00418.52
8.0.270.0000.00717.14
8.0.260.0030.00318.52
8.0.250.0030.00517.20
8.0.240.0030.00317.10
8.0.230.0000.00717.23
8.0.220.0030.00717.02
8.0.210.0000.00717.05
8.0.200.0000.00717.15
8.0.190.0020.00517.23
8.0.180.0030.00517.17
8.0.170.0080.00017.21
8.0.160.0070.00017.14
8.0.150.0000.00717.14
8.0.140.0090.00017.08
8.0.130.0030.00313.54
8.0.120.0050.00317.15
8.0.110.0040.00417.14
8.0.100.0050.00216.96
8.0.90.0000.00717.17
8.0.80.0100.01017.09
8.0.70.0040.00417.03
8.0.60.0020.00516.96
8.0.50.0040.00417.14
8.0.30.0130.00717.37
8.0.20.0150.00917.44
8.0.10.0050.00317.14
8.0.00.0150.00417.07
7.4.330.0050.00016.83
7.4.320.0000.00616.59
7.4.300.0000.00716.64
7.4.290.0030.00516.56
7.4.280.0040.00416.69
7.4.270.0030.00616.60
7.4.260.0070.00016.71
7.4.250.0000.00916.72
7.4.240.0000.00716.65
7.4.230.0040.00416.59
7.4.220.0000.00716.71
7.4.210.0090.00716.69
7.4.200.0040.00416.49
7.4.160.0130.00716.74
7.4.140.0110.01117.86
7.4.130.0090.00916.86
7.4.120.0100.00916.55
7.4.110.0030.01416.50
7.4.100.0130.01016.83
7.4.90.0090.00916.63
7.4.80.0060.01319.39
7.4.70.0030.01316.55
7.4.60.0060.01016.70
7.4.50.0110.00616.79
7.4.40.0080.01416.90
7.4.00.0060.00915.21
7.3.330.0000.00613.36
7.3.320.0060.00013.18
7.3.310.0040.00416.45
7.3.300.0030.00316.50
7.3.290.0000.00716.45
7.3.280.0080.00816.47
7.3.260.0110.00716.58
7.3.240.0090.01016.62
7.3.230.0070.01016.62
7.3.210.0110.00616.51
7.3.200.0110.00716.82
7.3.190.0130.00316.52
7.3.180.0090.00916.71
7.3.170.0130.00316.45
7.3.160.0060.00916.68
7.3.40.0120.00915.11
7.3.30.0090.00614.85
7.3.20.0030.00816.88
7.3.10.0030.00716.70
7.3.00.0030.01016.78
7.2.330.0070.01116.78
7.2.320.0090.01216.78
7.2.310.0040.01216.70
7.2.300.0050.02016.84
7.2.290.0110.01416.99
7.2.170.0070.00615.34
7.2.160.0060.00915.35
7.2.150.0100.00317.21
7.2.140.0060.01917.30
7.2.130.0040.01117.22
7.2.120.0140.00717.11
7.2.110.0100.00616.96
7.2.100.0060.00917.06
7.2.90.0070.00717.14
7.2.80.0030.01017.20
7.2.70.0120.00917.23
7.2.60.0030.00916.98
7.2.50.0070.00717.18
7.2.40.0040.00817.14
7.2.30.0080.00717.16
7.2.20.0040.01317.21
7.2.10.0060.01817.16
7.2.00.0130.01017.29
7.1.280.0080.00815.77
7.1.270.0160.00315.87
7.1.260.0060.01316.13
7.1.250.0080.00316.09

preferences:
32.98 ms | 401 KiB | 5 Q