3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "2009-01-01"; $b = "2016-02-15"; $i = date("Y", strtotime($a)); while($i <= date("Y", strtotime($b))){ echo $i."\n"; if(substr($i, 4, 2) == "12") $i = (date("Y", strtotime($i."01")) + 1); 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)
8.3.60.0180.00416.88
8.3.50.0070.01416.65
8.3.40.0120.00319.01
8.3.30.0120.00318.80
8.3.20.0040.00420.45
8.3.10.0050.00323.48
8.3.00.0030.00521.81
8.2.180.0040.01125.92
8.2.170.0120.00319.09
8.2.160.0100.01022.96
8.2.150.0080.00025.66
8.2.140.0000.00724.66
8.2.130.0050.00219.76
8.2.120.0080.00026.16
8.2.110.0090.00021.02
8.2.100.0060.00618.09
8.2.90.0000.00819.14
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0040.00418.05
8.2.50.0000.00718.10
8.2.40.0000.00920.44
8.2.30.0060.00319.39
8.2.20.0000.00818.09
8.2.10.0040.00418.08
8.2.00.0000.00917.89
8.1.270.0050.00324.66
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00323.96
8.1.230.0080.00418.88
8.1.220.0000.00917.91
8.1.210.0050.00318.77
8.1.200.0040.00417.50
8.1.190.0000.01517.17
8.1.180.0030.00618.10
8.1.170.0050.00222.01
8.1.160.0000.00722.08
8.1.150.0050.00320.36
8.1.140.0000.00819.59
8.1.130.0000.00717.71
8.1.120.0000.00717.67
8.1.110.0040.00417.65
8.1.100.0030.00417.56
8.1.90.0000.00717.55
8.1.80.0050.00317.69
8.1.70.0040.00717.68
8.1.60.0040.00417.73
8.1.50.0060.00317.70
8.1.40.0030.00517.72
8.1.30.0000.00817.80
8.1.20.0040.00417.69
8.1.10.0000.00717.70
8.1.00.0000.00817.66
8.0.300.0000.00818.77
8.0.290.0000.00816.88
8.0.280.0040.00418.45
8.0.270.0000.00717.09
8.0.260.0060.00017.37
8.0.250.0030.00317.07
8.0.240.0020.00517.06
8.0.230.0030.00317.07
8.0.220.0070.00017.11
8.0.210.0000.00817.00
8.0.200.0090.00017.01
8.0.190.0000.00717.07
8.0.180.0040.00417.15
8.0.170.0000.00717.14
8.0.160.0060.00317.21
8.0.150.0040.00417.04
8.0.140.0000.00717.08
8.0.130.0060.00013.42
8.0.120.0000.00817.10
8.0.110.0040.00417.00
8.0.100.0080.00016.98
8.0.90.0050.00217.00
8.0.80.0070.01517.14
8.0.70.0040.00416.97
8.0.60.0040.00417.16
8.0.50.0040.00417.09
8.0.30.0040.01617.36
8.0.20.0100.01017.40
8.0.10.0000.00717.04
8.0.00.0120.00617.05
7.4.330.0060.00015.55
7.4.320.0000.00816.77
7.4.300.0060.00016.67
7.4.290.0000.00716.78
7.4.280.0000.00716.64
7.4.270.0060.00016.68
7.4.260.0100.00316.51
7.4.250.0040.00416.70
7.4.240.0030.00316.73
7.4.230.0070.00016.84
7.4.220.0110.00716.68
7.4.210.0060.01316.62
7.4.200.0000.00816.86
7.4.160.0090.00716.55
7.4.150.0130.00317.40
7.4.140.0080.00917.86
7.4.130.0070.01216.73
7.4.120.0150.00616.68
7.4.110.0090.00916.63
7.4.100.0040.01816.81
7.4.90.0110.00816.64
7.4.80.0130.01119.39
7.4.70.0120.00416.58
7.4.60.0080.00916.70
7.4.50.0090.00416.56
7.4.40.0170.00016.65
7.4.30.0060.01016.63
7.4.00.0070.00915.13
7.3.330.0050.00013.34
7.3.320.0050.00013.34
7.3.310.0040.00316.38
7.3.300.0070.00016.33
7.3.290.0060.01016.47
7.3.280.0110.00816.43
7.3.270.0110.00717.40
7.3.260.0160.00116.65
7.3.250.0120.00616.51
7.3.240.0170.00516.63
7.3.230.0140.00416.65
7.3.210.0070.01016.39
7.3.200.0030.01316.84
7.3.190.0130.00516.67
7.3.180.0080.00816.76
7.3.170.0170.00016.62
7.3.160.0100.00716.48
7.3.120.0080.00914.95
7.3.110.0100.00715.23
7.3.100.0040.01015.01
7.3.90.0050.01015.13
7.3.80.0080.00714.87
7.3.70.0050.00714.95
7.3.60.0070.00514.98
7.3.50.0060.00814.82
7.3.40.0080.00614.80
7.3.30.0100.00314.86
7.3.20.0060.00716.88
7.3.10.0000.01116.69
7.3.00.0050.00616.74
7.2.330.0130.01016.91
7.2.320.0110.01016.75
7.2.310.0030.01416.99
7.2.300.0120.00616.84
7.2.290.0100.00716.95
7.2.250.0080.01115.32
7.2.240.0100.01015.04
7.2.230.0060.01015.24
7.2.220.0090.00715.33
7.2.210.0080.00715.09
7.2.200.0030.01315.04
7.2.190.0060.00815.14
7.2.180.0060.00915.12
7.2.170.0040.00715.13
7.1.330.0050.01016.04
7.1.320.0030.01115.95
7.1.310.0060.00615.99
7.1.300.0050.00715.94
7.1.290.0010.01016.02
7.1.280.0060.00616.00
7.1.270.0050.00915.89
7.1.260.0050.00815.88
7.1.200.0030.00615.96
7.1.70.0040.00417.27
7.1.60.0080.00417.34
7.1.00.0000.08022.36
7.0.200.0030.00616.72
7.0.120.0100.06022.18
7.0.110.0070.06722.07
7.0.100.0070.07022.05
7.0.90.0130.05722.04
7.0.80.0130.05722.02
7.0.70.0170.05322.11
7.0.60.0130.05722.06
7.0.50.0130.05722.16
7.0.40.0100.06022.15
7.0.30.0070.08722.05
7.0.20.0070.06022.10
7.0.10.0130.05322.08
7.0.00.0030.06322.11
5.6.270.0130.05721.05
5.6.260.0030.06721.04
5.6.250.0030.06320.91
5.6.240.0170.05021.00
5.6.230.0170.05720.97
5.6.220.0000.06721.08
5.6.210.0070.06021.01
5.6.200.0200.05320.83
5.6.190.0070.06320.82
5.6.180.0170.07320.75
5.6.170.0100.05721.00
5.6.160.0130.05320.85
5.6.150.0130.06020.94
5.6.140.0170.07320.94
5.6.130.0200.05021.03
5.6.120.0100.06020.82
5.6.110.0130.05720.73
5.6.100.0170.08020.82
5.6.90.0170.07320.97
5.6.80.0100.08020.38
5.6.70.0170.05020.22
5.6.60.0130.05720.41
5.6.50.0070.05720.42
5.6.40.0170.05020.39
5.6.30.0130.05020.33
5.6.20.0170.05320.15
5.6.10.0230.06320.17
5.6.00.0230.06020.09

preferences:
60.43 ms | 400 KiB | 5 Q