3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = strtotime('2014-09-01'); $end = strtotime('2014-10-01'); $stamp = $start; $months = array(); do { $next_stamp = mktime(0,0,-1, date('n',$stamp)+1, 1, date('Y',$stamp)); if (!$next_stamp) die('DIE'); //$next_stamp = min($next_stamp, $end); $months[] = (($next_stamp-$stamp)/3600/24)/date('t', $stamp); $stamp = $next_stamp; } while ($stamp < $end); var_dump($months);

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)
8.3.60.0131.99136.62
8.3.50.0231.98134.47
8.3.40.0271.97835.88
8.3.30.0201.98536.01
8.3.20.0171.87037.29
8.3.10.0231.88239.70
8.3.00.0101.85537.63
8.2.180.0171.98734.61
8.2.170.0371.96836.23
8.2.160.0231.98137.30
8.2.150.0271.90936.16
8.2.140.0101.84536.86
8.2.130.0201.86638.25
8.2.120.0071.86339.03
8.2.110.0331.97137.45
8.2.100.0201.98435.00
8.2.90.0131.99135.29
8.2.80.0201.98534.72
8.2.70.0231.98134.83
8.2.60.0101.99735.09
8.2.50.0131.99134.96
8.2.40.0101.99335.28
8.2.30.0201.98335.20
8.2.20.0102.00534.89
8.2.10.0131.99135.25
8.2.00.0032.00135.00
8.1.280.0371.96834.25
8.1.270.0431.02240.05
8.1.260.0100.95136.92
8.1.250.0131.00339.86
8.1.240.0271.12939.28
8.1.230.0331.41637.89
8.1.220.0071.40734.93
8.1.210.0131.39835.86
8.1.200.0131.66334.36
8.1.190.0201.44334.55
8.1.180.0301.38434.62
8.1.170.0131.56535.86
8.1.160.0171.39938.95
8.1.150.0101.41136.03
8.1.140.0101.42734.72
8.1.130.0231.40934.96
8.1.120.0171.44034.66
8.1.110.0101.45634.77
8.1.100.0101.44034.63
8.1.90.0101.44134.77
8.1.80.0201.43734.77
8.1.70.0101.43834.60
8.1.60.0301.50134.66
8.1.50.0301.44934.70
8.1.40.0131.45034.65
8.1.30.0131.45534.86
8.1.20.0231.44634.79
8.1.10.0231.98150.66
8.1.00.0331.97250.58
8.0.300.0171.98553.05
8.0.290.0271.97549.87
8.0.280.0231.97851.50
8.0.270.0131.99150.27
8.0.260.0101.99350.18
8.0.250.0131.99050.10
8.0.240.0201.98350.06
8.0.230.0201.98550.05
8.0.220.0271.97650.00
8.0.210.0271.97850.10
8.0.200.0201.98550.11
8.0.190.0201.98649.95
8.0.180.0301.97850.07
8.0.170.0231.98149.98
8.0.160.0231.98250.08
8.0.150.0271.97650.08
8.0.140.0231.98250.03
8.0.130.0401.96346.41
8.0.120.0171.98849.96
8.0.110.0201.98450.03
8.0.100.0171.98750.07
8.0.90.0201.98350.04
8.0.80.0431.96033.99
8.0.70.0331.97049.89
8.0.60.0171.98650.03
8.0.50.0201.98249.90
8.0.30.0481.95634.20
8.0.20.0441.95534.14
8.0.10.0271.97750.01
8.0.00.0461.96133.80
7.4.330.0301.97346.97
7.4.320.0201.98449.41
7.4.300.0201.98449.52
7.4.290.0601.93849.59
7.4.280.0171.98749.60
7.4.270.0101.99549.41
7.4.260.0331.97149.52
7.4.250.0271.97949.56
7.4.240.0281.97649.60
7.4.230.0171.98949.41
7.4.220.0501.95333.53
7.4.210.0391.96233.59
7.4.200.0171.98749.58
7.4.160.0371.95833.52
7.4.150.0231.98233.53
7.4.140.0351.96633.70
7.4.130.0431.95833.57
7.4.120.0561.94433.53
7.4.110.0632.41849.62
7.4.100.0522.41533.51
7.4.90.0652.35349.64
7.4.80.0562.42633.68
7.4.70.0692.39649.35
7.4.60.0662.41249.74
7.4.50.0071.90349.45
7.4.40.0592.39349.50
7.4.30.0492.42533.70
7.4.00.0202.47948.08
7.3.330.0271.97546.29
7.3.320.0401.96778.17
7.3.310.0231.98049.46
7.3.300.0171.98549.43
7.3.290.0321.97133.32
7.3.280.0411.96333.25
7.3.270.0631.94333.36
7.3.260.0461.96333.23
7.3.250.0481.94933.46
7.3.240.0621.93733.64
7.3.230.0512.38333.45
7.3.210.0632.42249.48
7.3.200.0832.37649.64
7.3.190.0662.41149.44
7.3.180.0662.40949.53
7.3.170.0322.43133.23
7.3.160.0752.40149.71
7.2.330.0572.41649.61
7.2.320.0722.38949.60
7.2.310.0202.46133.62
7.2.300.0632.40749.88
7.2.290.0652.16933.49
7.2.60.0862.27150.42
7.2.00.0232.47753.71
7.1.200.1392.35649.99
7.1.100.0072.49552.13
7.1.70.0842.33651.14
7.1.60.0172.48551.30
7.1.50.0172.44151.30
7.1.00.0202.48056.35
7.0.200.0502.42051.04
7.0.140.0102.49056.15
7.0.90.0132.26055.74
7.0.80.0032.24755.66
7.0.70.0132.19355.70
7.0.60.0102.49055.66
7.0.50.0072.36056.19
7.0.40.0032.43054.18
7.0.30.0072.38353.99
7.0.20.0032.19053.96
7.0.10.0172.26354.04
7.0.00.0032.24054.07
5.6.280.0171.89385.68
5.6.240.0131.72085.15
5.6.230.0201.60785.31
5.6.220.0301.66385.38
5.6.210.0231.41385.22
5.6.200.0301.69785.73
5.6.190.0201.56785.73
5.6.180.0271.50385.60
5.6.170.0131.63385.64
5.6.160.0071.40785.64
5.6.150.0101.51785.60
5.6.140.0071.72785.75
5.6.130.0331.52785.72
5.6.120.0171.72385.81
5.6.110.0131.76785.69
5.6.100.0501.45085.73
5.6.90.0331.71785.73
5.6.80.0131.46084.98
5.6.70.0201.73385.19
5.6.60.0101.65784.93
5.6.50.0101.42384.97
5.6.40.0101.42084.93
5.6.30.0331.65785.05
5.6.20.0131.68785.03
5.6.10.0271.43085.04
5.6.00.0201.58085.09
5.5.380.0331.62385.04
5.5.370.0231.52385.06
5.5.360.0201.65385.04
5.5.350.0331.64385.07
5.5.340.0171.63785.53
5.5.330.0301.61085.54
5.5.320.0331.68785.45
5.5.310.0331.62385.57
5.5.300.0201.64385.40
5.5.290.0301.69085.53
5.5.280.0471.68085.37
5.5.270.0331.66085.45
5.5.260.0171.45085.51
5.5.250.0071.61085.38
5.5.240.0171.75084.65
5.5.230.0201.63784.88
5.5.220.0231.56084.81
5.5.210.0171.60784.66
5.5.200.0271.43384.73
5.5.190.0071.69084.85
5.5.180.0301.56784.86
5.5.160.0131.43784.87
5.5.150.0231.60084.82
5.5.140.0301.59084.90
5.5.130.0071.62384.63
5.5.120.0171.64084.87
5.5.110.0431.94384.91
5.5.100.0101.63084.74
5.5.90.0201.67084.69
5.5.80.0331.49384.64
5.5.70.0301.84384.70
5.5.60.0171.64084.79
5.5.50.0201.57784.67
5.5.40.0131.42084.71
5.5.30.0101.43384.57
5.5.20.0231.62084.55
5.5.10.0171.59084.61
5.5.00.0331.54084.75
5.4.450.0301.63783.85
5.4.440.0201.66383.90
5.4.430.0401.62383.86
5.4.420.0031.63083.69
5.4.410.0131.57783.86
5.4.400.0271.61383.70
5.4.390.0301.59383.69
5.4.380.0301.64783.47
5.4.370.0231.60383.62
5.4.360.0171.44383.52
5.4.350.0201.64383.53
5.4.340.0301.56083.53
5.4.320.0402.09083.62
5.4.310.0231.56083.47
5.4.300.0201.51383.47
5.4.290.0101.64383.53
5.4.280.0201.60783.49
5.4.270.0401.61383.71
5.4.260.0271.47083.47
5.4.250.0371.58383.64
5.4.240.0231.58083.54
5.4.230.0431.97783.39
5.4.220.0231.55783.52
5.4.210.0131.53783.34
5.4.200.0301.58383.39
5.4.190.0201.45783.51
5.4.180.0201.58383.52
5.4.170.0231.58383.39
5.4.160.0231.64083.59
5.4.150.0231.66083.45
5.4.140.0201.60080.91
5.4.130.0131.57780.82
5.4.120.0431.89380.70
5.4.110.0231.78781.02
5.4.100.0172.26380.88
5.4.90.0231.87380.89
5.4.80.0172.30081.04
5.4.70.0401.94780.77
5.4.60.0301.72080.94
5.4.50.0201.93781.04
5.4.40.0431.91780.82
5.4.30.0371.87081.02
5.4.20.0402.07780.89
5.4.10.0532.25080.80
5.4.00.0172.00080.18

preferences:
47.02 ms | 401 KiB | 5 Q