3v4l.org

run code in 300+ PHP versions simultaneously
<?php $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") $i = (date("YF", strtotime($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)
8.3.60.0090.00616.75
8.3.50.0090.01121.12
8.3.40.0120.00418.72
8.3.30.0070.00719.07
8.3.20.0040.00420.29
8.3.10.0040.00421.90
8.3.00.0040.00423.39
8.2.180.0070.00716.63
8.2.170.0070.00722.96
8.2.160.0110.00720.45
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0000.00719.77
8.2.120.0040.00426.35
8.2.110.0090.00022.21
8.2.100.0090.00317.93
8.2.90.0040.00419.29
8.2.80.0040.00418.03
8.2.70.0060.00318.00
8.2.60.0050.00317.93
8.2.50.0030.00618.07
8.2.40.0040.00422.33
8.2.30.0040.00419.46
8.2.20.0080.00018.09
8.2.10.0030.00519.89
8.2.00.0000.00818.20
8.1.280.0130.00325.92
8.1.270.0080.00823.91
8.1.260.0030.00528.09
8.1.250.0000.00728.09
8.1.240.0060.00319.34
8.1.230.0110.00019.09
8.1.220.0050.00317.78
8.1.210.0060.00318.77
8.1.200.0060.00317.38
8.1.190.0040.00417.48
8.1.180.0030.00618.10
8.1.170.0050.00318.76
8.1.160.0040.00420.84
8.1.150.0040.00418.89
8.1.140.0000.00819.66
8.1.130.0000.00817.79
8.1.120.0000.00717.57
8.1.110.0050.00317.71
8.1.100.0030.00517.59
8.1.90.0050.00517.67
8.1.80.0050.00317.65
8.1.70.0050.00317.68
8.1.60.0080.00017.67
8.1.50.0030.00517.59
8.1.40.0040.00417.72
8.1.30.0030.00617.83
8.1.20.0000.00817.71
8.1.10.0000.00717.70
8.1.00.0000.00817.65
8.0.300.0090.00018.77
8.0.290.0040.00417.00
8.0.280.0000.00718.54
8.0.270.0000.00717.27
8.0.260.0070.00017.19
8.0.250.0000.00717.27
8.0.240.0040.00417.23
8.0.230.0070.00017.23
8.0.220.0030.00317.04
8.0.210.0090.00017.21
8.0.200.0040.00417.24
8.0.190.0090.00017.28
8.0.180.0030.00517.13
8.0.170.0000.00917.21
8.0.160.0000.00717.20
8.0.150.0040.00417.04
8.0.140.0000.00817.12
8.0.130.0000.00613.56
8.0.120.0080.00017.10
8.0.110.0050.00317.17
8.0.100.0040.00417.18
8.0.90.0000.00817.21
8.0.80.0030.01217.23
8.0.70.0000.00717.27
8.0.60.0000.00817.18
8.0.50.0000.00717.06
8.0.30.0130.00517.40
8.0.20.0090.00917.40
8.0.10.0000.00817.34
8.0.00.0110.00917.03
7.4.330.0060.00016.84
7.4.320.0030.00316.76
7.4.300.0040.00416.80
7.4.290.0070.00016.67
7.4.280.0070.00316.75
7.4.270.0000.00716.75
7.4.260.0030.00316.51
7.4.250.0040.00416.72
7.4.240.0010.00616.67
7.4.230.0000.00716.70
7.4.220.0090.00616.72
7.4.210.0060.01216.81
7.4.200.0030.00316.57
7.4.160.0110.01116.58
7.4.150.0120.00617.40
7.4.140.0060.01517.86
7.4.130.0080.01116.89
7.4.120.0130.00716.72
7.4.110.0070.01016.71
7.4.100.0110.00716.87
7.4.90.0060.01216.59
7.4.80.0130.01019.39
7.4.70.0090.01016.67
7.4.60.0130.00316.56
7.4.50.0040.01116.67
7.4.40.0130.00616.74
7.4.30.0030.01316.55
7.4.00.0070.01014.96
7.3.330.0000.00513.41
7.3.320.0030.00313.31
7.3.310.0000.00716.31
7.3.300.0000.00716.46
7.3.290.0000.00716.53
7.3.280.0090.00716.46
7.3.270.0080.00817.40
7.3.260.0120.01216.44
7.3.240.0060.01516.66
7.3.230.0110.00716.61
7.3.210.0180.00016.59
7.3.200.0120.01219.39
7.3.190.0100.00616.72
7.3.180.0040.01216.46
7.3.170.0000.01616.64
7.3.160.0070.00816.56
7.3.10.0050.01116.43
7.3.00.0030.01216.53
7.2.330.0030.01516.98
7.2.320.0060.01316.92
7.2.310.0090.00917.05
7.2.300.0030.02116.90
7.2.290.0120.00616.77
7.2.130.0190.00516.31
7.2.120.0040.01116.79
7.2.110.0070.01016.86
7.2.100.0070.01016.58
7.2.90.0070.01017.04
7.2.80.0120.00616.71
7.2.70.0110.00316.93
7.2.60.0100.00816.89
7.2.50.0120.01116.99
7.2.40.0140.00716.92
7.2.30.0100.01016.61
7.2.20.0100.00516.64
7.2.10.0030.00916.92
7.2.00.0110.00518.25
7.1.250.0070.00715.79
7.1.200.0030.00915.86
7.1.100.0060.00618.33
7.1.70.0030.00917.18
7.1.60.0060.01919.30
7.1.50.0070.01417.24
7.1.00.0070.07022.35
7.0.200.0000.01017.00
7.0.100.0400.08019.89
7.0.90.0370.05019.95
7.0.80.0400.07719.86
7.0.70.0370.07319.86
7.0.60.0470.08019.96
7.0.50.0470.07320.20
7.0.40.0070.08019.93
7.0.30.0100.07720.04
7.0.20.0030.07720.06
7.0.10.0100.05320.00
7.0.00.0130.07020.04
5.6.250.0070.08720.77
5.6.240.0170.06320.50
5.6.230.0230.07720.62
5.6.220.0000.09720.67
5.6.210.0070.08320.67
5.6.200.0200.07721.08
5.6.190.0100.08021.04
5.6.180.0100.07720.93
5.6.170.0100.04021.00
5.6.160.0100.05721.01
5.6.150.0100.07721.04
5.6.140.0100.04721.04
5.6.130.0070.08321.15
5.6.120.0070.04721.04
5.6.110.0100.08320.98
5.6.100.0130.08321.05
5.6.90.0100.05021.08
5.6.80.0130.06320.45
5.6.70.0070.08320.30
5.6.60.0130.07020.39
5.6.50.0170.07320.32
5.6.40.0130.07020.36
5.6.30.0200.07320.27
5.6.20.0030.04020.50
5.6.10.0170.06720.42
5.6.00.0130.04720.36
5.5.380.0130.07020.35
5.5.370.0170.07020.33
5.5.360.0100.04720.55
5.5.350.0130.07720.42
5.5.340.0030.05320.82
5.5.330.0070.05720.89
5.5.320.0030.06720.82
5.5.310.0070.08020.90
5.5.300.0070.08720.88
5.5.290.0030.08720.88
5.5.280.0070.08320.74
5.5.270.0070.08720.71
5.5.260.0030.07020.81
5.5.250.0070.08320.70
5.5.240.0170.07320.28
5.5.230.0170.07020.10
5.5.220.0000.07320.12
5.5.210.0130.07020.18
5.5.200.0070.06020.24
5.5.190.0130.07720.13
5.5.180.0030.04720.21
5.5.160.0070.08020.10
5.5.150.0100.06719.96
5.5.140.0100.08020.23
5.5.130.0100.08020.10
5.5.120.0130.06720.12
5.5.110.0130.07320.13
5.5.100.0070.07720.12
5.5.90.0130.06020.08
5.5.80.0070.07319.96
5.5.70.0070.06319.92
5.5.60.0070.07720.04
5.5.50.0130.06320.04
5.5.40.0170.06720.04
5.5.30.0130.07019.94
5.5.20.0100.07320.10
5.5.10.0070.07020.01
5.5.00.0030.06320.07

preferences:
56.59 ms | 401 KiB | 5 Q