3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date('m/Y', strtotime("20170501")); echo '<br/>'; $a = "2007-01-01"; $b = "2008-02-15"; $i = date("Ym", strtotime($a)); while($i <= date("Ym", strtotime($b))){ echo $i."\n"; if(substr($i, 4, 2) == "12") $i = (date("Y", strtotime($i."01")) + 1)."01"; else $i++; }

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)
8.3.70.0130.01016.50
8.3.60.0120.00918.68
8.3.50.0140.00316.62
8.3.40.0040.01118.97
8.3.30.0110.00419.15
8.3.20.0040.00420.16
8.3.10.0000.00823.48
8.3.00.0000.00819.69
8.2.180.0160.00816.32
8.2.170.0190.00022.96
8.2.160.0120.00319.00
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0040.00419.39
8.2.120.0070.00026.35
8.2.110.0070.00320.35
8.2.100.0090.00317.81
8.2.90.0060.00319.26
8.2.80.0060.00318.05
8.2.70.0110.00017.88
8.2.60.0060.00318.05
8.2.50.0050.00318.10
8.2.40.0050.00320.57
8.2.30.0040.00419.27
8.2.20.0040.00418.21
8.2.10.0050.00218.11
8.2.00.0040.00418.17
8.1.280.0130.00625.92
8.1.270.0080.00022.19
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00322.56
8.1.230.0070.00419.21
8.1.220.0090.00017.78
8.1.210.0030.00518.77
8.1.200.0060.00317.50
8.1.190.0030.00617.47
8.1.180.0040.00418.10
8.1.170.0000.00818.55
8.1.160.0070.00019.00
8.1.150.0000.00820.68
8.1.140.0080.00019.65
8.1.130.0070.00019.01
8.1.120.0040.00417.62
8.1.110.0040.00417.64
8.1.100.0050.00217.55
8.1.90.0000.00717.68
8.1.80.0070.00017.64
8.1.70.0030.00317.58
8.1.60.0060.00317.76
8.1.50.0050.00317.55
8.1.40.0030.00517.61
8.1.30.0050.00317.62
8.1.20.0050.00317.77
8.1.10.0030.00617.61
8.1.00.0000.00817.65
8.0.300.0040.00418.77
8.0.290.0040.00417.00
8.0.280.0000.00718.59
8.0.270.0030.00317.32
8.0.260.0080.00017.09
8.0.250.0070.00017.23
8.0.240.0040.00417.26
8.0.230.0030.00317.15
8.0.220.0070.00017.05
8.0.210.0000.00717.04
8.0.200.0060.00017.09
8.0.190.0000.00917.12
8.0.180.0040.00417.09
8.0.170.0040.00417.25
8.0.160.0050.00317.20
8.0.150.0040.00417.18
8.0.140.0000.00817.13
8.0.130.0040.00413.55
8.0.120.0030.00517.05
8.0.110.0000.00717.07
8.0.100.0020.00517.22
8.0.90.0040.00417.10
8.0.80.0100.01217.15
8.0.70.0000.00717.16
8.0.60.0000.00717.04
8.0.50.0040.00417.16
8.0.30.0080.01217.24
8.0.20.0140.01317.43
8.0.10.0000.00717.22
8.0.00.0030.01316.80
7.4.330.0000.00615.55
7.4.320.0060.00016.73
7.4.300.0000.00616.72
7.4.290.0030.00316.74
7.4.280.0000.00816.63
7.4.270.0070.00016.57
7.4.260.0030.00316.69
7.4.250.0040.00416.62
7.4.240.0000.00816.70
7.4.230.0000.00716.48
7.4.220.0100.01316.68
7.4.210.0100.01016.82
7.4.200.0040.00416.48
7.4.160.0130.00616.76
7.4.150.0080.01117.40
7.4.140.0070.00817.86
7.4.130.0150.00416.52
7.4.120.0130.00916.66
7.4.110.0070.01016.51
7.4.100.0090.00916.56
7.4.90.0110.00616.74
7.4.80.0090.00919.39
7.4.70.0140.00316.72
7.4.60.0030.01316.54
7.4.50.0070.01016.61
7.4.40.0060.01616.43
7.4.30.0040.01316.77
7.4.00.0100.00714.82
7.3.330.0030.00313.29
7.3.320.0020.00313.22
7.3.310.0040.00416.46
7.3.300.0000.00616.30
7.3.290.0120.00616.39
7.3.280.0090.00916.37
7.3.270.0090.00917.40
7.3.260.0130.00416.34
7.3.250.0090.01116.51
7.3.240.0090.00916.55
7.3.230.0110.00616.50
7.3.210.0100.00716.47
7.3.200.0060.01616.52
7.3.190.0080.00816.73
7.3.180.0090.00916.51
7.3.170.0100.00716.34
7.3.160.0100.00716.46
7.2.330.0140.00316.89
7.2.320.0110.00816.75
7.2.310.0100.00716.94
7.2.300.0130.01016.75
7.2.290.0110.00616.79
7.2.60.0140.00017.19
7.2.00.0060.00919.66
7.1.200.0040.01116.12
7.1.100.0000.01218.40
7.1.70.0060.01017.38
7.1.60.0290.01735.24
7.1.50.0350.00735.04
7.1.40.0290.01634.63
7.1.30.0170.01734.85
7.1.20.0260.01034.82
7.1.10.0100.01016.84
7.1.00.0070.01016.93
7.0.200.0040.01516.89
7.0.190.0140.00716.59
7.0.180.0060.01216.46
7.0.170.0080.01116.41
7.0.160.0060.01216.40
7.0.150.0040.00816.19
7.0.140.0030.01716.50
7.0.130.0070.01316.75
7.0.120.0090.00916.88
7.0.110.0030.01516.45
7.0.100.0070.01116.42
7.0.90.0110.00716.46
7.0.80.0030.01516.32
7.0.70.0090.00916.52
7.0.60.0060.00916.33
7.0.50.0070.01116.75
7.0.40.0170.01216.56
7.0.30.0040.01516.52
7.0.20.0120.00616.55
7.0.10.0050.01016.50
7.0.00.0060.01016.47

preferences:
32.32 ms | 401 KiB | 5 Q