3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "01-01-2007"; $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)
8.3.40.0140.00019.05
8.3.30.0080.00619.08
8.3.20.0030.00620.21
8.3.10.0050.00321.78
8.3.00.0040.00418.89
8.2.170.0140.00719.16
8.2.160.0100.00722.96
8.2.150.0040.01224.18
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0040.00419.79
8.2.110.0030.00622.33
8.2.100.0080.00417.97
8.2.90.0080.00418.77
8.2.80.0100.00017.97
8.2.70.0060.00317.75
8.2.60.0000.01017.93
8.2.50.0050.00318.07
8.2.40.0040.00420.13
8.2.30.0000.00718.19
8.2.20.0040.00418.01
8.2.10.0000.00718.08
8.2.00.0000.00717.89
8.1.270.0060.00318.65
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.91
8.1.230.0110.00019.14
8.1.220.0030.00617.91
8.1.210.0080.00018.77
8.1.200.0080.00517.35
8.1.190.0000.00817.50
8.1.180.0040.00418.10
8.1.170.0030.00618.52
8.1.160.0070.00022.09
8.1.150.0040.00418.88
8.1.140.0040.00419.46
8.1.130.0000.00717.83
8.1.120.0050.00217.65
8.1.110.0050.00317.65
8.1.100.0040.00417.56
8.1.90.0040.00417.60
8.1.80.0040.00417.65
8.1.70.0000.00717.66
8.1.60.0030.00617.63
8.1.50.0040.00417.66
8.1.40.0000.00817.67
8.1.30.0000.00817.70
8.1.20.0060.00317.71
8.1.10.0060.00317.61
8.1.00.0000.00817.59
8.0.300.0000.00818.77
8.0.290.0030.00517.00
8.0.280.0050.00218.52
8.0.270.0050.00317.41
8.0.260.0030.00317.26
8.0.250.0020.00517.30
8.0.240.0030.00517.15
8.0.230.0080.00017.21
8.0.220.0030.00317.18
8.0.210.0040.00417.17
8.0.200.0030.00717.20
8.0.190.0040.00417.13
8.0.180.0000.01017.24
8.0.170.0000.00817.10
8.0.160.0070.00017.21
8.0.150.0000.00817.14
8.0.140.0040.00417.09
8.0.130.0000.00613.53
8.0.120.0050.00317.11
8.0.110.0050.00317.16
8.0.100.0040.00417.08
8.0.90.0000.00717.05
8.0.80.0120.01217.19
8.0.70.0040.00417.13
8.0.60.0040.00417.06
8.0.50.0040.00417.18
8.0.30.0160.00917.34
8.0.20.0080.01117.40
8.0.10.0050.00217.16
8.0.00.0150.00617.13
7.4.330.0030.00315.03
7.4.320.0030.00316.58
7.4.300.0040.00416.64
7.4.290.0030.00316.78
7.4.280.0030.00516.74
7.4.270.0000.00916.62
7.4.260.0000.00716.76
7.4.250.0070.00016.71
7.4.240.0020.00516.71
7.4.230.0030.00316.83
7.4.220.0040.01416.77
7.4.210.0150.00616.62
7.4.200.0070.00016.55
7.4.160.0060.00916.65
7.4.150.0110.00717.40
7.4.140.0120.00917.86
7.4.130.0150.00216.79
7.4.120.0130.00816.79
7.4.110.0100.01016.56
7.4.100.0100.01016.77
7.4.90.0050.01216.74
7.4.80.0070.01119.39
7.4.70.0040.01516.74
7.4.60.0060.01216.71
7.4.50.0000.00416.76
7.4.40.0160.01016.77
7.4.30.0190.00316.57
7.4.00.0070.01014.84
7.3.330.0070.00013.14
7.3.320.0000.00513.14
7.3.310.0070.00016.25
7.3.300.0000.00616.46
7.3.290.0080.00616.40
7.3.280.0100.01116.43
7.3.270.0110.00717.40
7.3.260.0070.01316.48
7.3.250.0150.00816.60
7.3.240.0100.01316.75
7.3.230.0100.01316.70
7.3.210.0070.01116.63
7.3.200.0110.00719.39
7.3.190.0040.01216.64
7.3.180.0100.00716.70
7.3.170.0030.01316.41
7.3.160.0130.01016.65
7.2.330.0060.01216.74
7.2.320.0080.01616.60
7.2.310.0170.00316.83
7.2.300.0070.01016.72
7.2.290.0130.00316.76
7.2.00.0060.00919.77
7.1.200.0060.00915.89
7.1.100.0030.01318.54
7.1.70.0030.00617.28
7.1.60.0040.02119.46
7.1.50.0040.01917.27
7.1.00.0000.07722.33
7.0.200.0030.00517.01
7.0.140.0030.04722.04
7.0.100.0430.08019.90
7.0.90.0400.08019.98
7.0.80.0370.06719.93
7.0.70.0330.03719.97
7.0.60.0430.06719.94
7.0.50.0000.08320.32
7.0.40.0100.08320.15
7.0.30.0070.07320.04
7.0.20.0030.09020.16
7.0.10.0100.06019.98
7.0.00.0070.08720.09
5.6.280.0100.06320.80
5.6.250.0070.08320.54
5.6.240.0000.05320.59
5.6.230.0070.07020.57
5.6.220.0130.08020.52
5.6.210.0100.07720.60
5.6.200.0200.07721.03
5.6.190.0200.06020.95
5.6.180.0070.04720.91
5.6.170.0100.08020.96
5.6.160.0130.08021.11
5.6.150.0100.07321.03
5.6.140.0000.08721.04
5.6.130.0100.07321.04
5.6.120.0100.07321.04
5.6.110.0100.08721.00
5.6.100.0070.07321.09
5.6.90.0030.08021.11
5.6.80.0130.04020.52
5.6.70.0070.08320.39
5.6.60.0200.06720.44
5.6.50.0030.08020.39
5.6.40.0170.07320.52
5.6.30.0000.07320.36
5.6.20.0170.07320.46
5.6.10.0000.07720.41
5.6.00.0030.04720.50
5.5.380.0000.08320.46
5.5.370.0030.05320.29
5.5.360.0100.04320.28
5.5.350.0070.08020.37
5.5.340.0100.07320.92
5.5.330.0100.07720.89
5.5.320.0070.06720.89
5.5.310.0130.07720.87
5.5.300.0030.07020.75
5.5.290.0070.07020.90
5.5.280.0130.05020.86
5.5.270.0130.05720.82
5.5.260.0100.09720.81
5.5.250.0200.07020.45
5.5.240.0030.05720.02
5.5.230.0130.06720.26
5.5.220.0170.06320.10
5.5.210.0070.05020.24
5.5.200.0130.07720.28
5.5.190.0170.07020.17
5.5.180.0030.08720.23
5.5.160.0070.08320.18
5.5.150.0170.07720.14
5.5.140.0270.04320.21
5.5.130.0070.05720.20
5.5.120.0100.05020.23
5.5.110.0000.08320.16
5.5.100.0000.08720.05
5.5.90.0170.06720.12
5.5.80.0030.08720.16
5.5.70.0000.06020.07
5.5.60.0070.07720.06
5.5.50.0100.04020.09
5.5.40.0030.08320.07
5.5.30.0100.04019.92
5.5.20.0070.04320.14
5.5.10.0030.05320.12
5.5.00.0130.05720.03
5.4.450.0130.06719.23
5.4.440.0030.08319.55
5.4.430.0100.06319.10
5.4.420.0100.04019.55
5.4.410.0030.04319.24
5.4.400.0030.07718.82
5.4.390.0070.08319.03
5.4.380.0000.05719.03
5.4.370.0170.07319.11
5.4.360.0070.04319.02
5.4.350.0070.05719.06
5.4.340.0100.07719.10
5.4.320.0100.07718.90
5.4.310.0000.05719.23
5.4.300.0100.06019.02
5.4.290.0130.07018.81
5.4.280.0030.07719.06
5.4.270.0100.07318.94
5.4.260.0030.06319.07
5.4.250.0030.06319.11
5.4.240.0100.06719.02
5.4.230.0130.06719.06
5.4.220.0100.07719.11
5.4.210.0030.07719.04
5.4.200.0100.07019.06
5.4.190.0100.05319.09
5.4.180.0030.04318.80
5.4.170.0070.08319.09
5.4.160.0170.05719.05
5.4.150.0030.08019.05
5.4.140.0000.08016.28
5.4.130.0070.07316.36
5.4.120.0100.06716.38
5.4.110.0100.04016.25
5.4.100.0070.04316.49
5.4.90.0070.05716.26
5.4.80.0000.07316.47
5.4.70.0030.05716.46
5.4.60.0070.04716.23
5.4.50.0030.07716.31
5.4.40.0100.04016.31
5.4.30.0030.03716.13
5.4.20.0070.03716.38
5.4.10.0070.03316.28
5.4.00.0100.03715.51
5.3.290.0030.07714.61
5.3.280.0000.05714.45
5.3.270.0070.05014.56
5.3.260.0130.07314.46
5.3.250.0100.05714.51
5.3.240.0100.06714.61
5.3.230.0130.07314.45
5.3.220.0100.06314.55
5.3.210.0100.07714.54
5.3.200.0100.07714.43
5.3.190.0230.04714.52
5.3.180.0000.05014.52
5.3.170.0070.07314.52
5.3.160.0130.07314.41
5.3.150.0070.05014.40
5.3.140.0000.05714.51
5.3.130.0000.04014.49
5.3.120.0030.03714.48
5.3.110.0030.04014.51
5.3.100.0100.03014.03
5.3.90.0070.03714.00
5.3.80.0000.04014.00
5.3.70.0030.04013.87
5.3.60.0100.03013.98
5.3.50.0100.03013.73
5.3.40.0030.03013.73
5.3.30.0070.03013.81
5.3.20.0000.03313.69
5.3.10.0000.03313.43
5.3.00.0030.03313.49
5.2.170.0000.03011.26
5.2.160.0000.03011.26
5.2.150.0030.03011.26
5.2.140.0000.03011.26
5.2.130.0070.02011.26
5.2.120.0000.03311.26
5.2.110.0000.03011.26
5.2.100.0000.05311.26
5.2.90.0030.02311.26
5.2.80.0130.05311.26
5.2.70.0000.02711.26
5.2.60.0100.05311.26
5.2.50.0030.06311.26
5.2.40.0030.04011.26
5.2.30.0030.05011.26
5.2.20.0100.03311.26
5.2.10.0030.03311.26
5.2.00.0030.03011.26
5.1.60.0000.02711.26
5.1.50.0000.02711.26
5.1.40.0030.02311.26
5.1.30.0070.04011.26
5.1.20.0000.03311.26
5.1.10.0000.03311.26
5.1.00.0000.03011.26
5.0.50.0070.01711.26
5.0.40.0000.02011.26
5.0.30.0030.03011.26
5.0.20.0000.02011.26
5.0.10.0030.01711.26
5.0.00.0030.03011.26
4.4.90.0030.03311.26
4.4.80.0130.01311.26
4.4.70.0030.03311.26
4.4.60.0030.03011.26
4.4.50.0030.01711.26
4.4.40.0070.02011.26
4.4.30.0000.01711.26
4.4.20.0030.01311.26
4.4.10.0000.01711.26
4.4.00.0000.02711.26
4.3.110.0030.01311.26
4.3.100.0030.01311.26
4.3.90.0000.01711.26
4.3.80.0070.02311.26
4.3.70.0030.01711.26
4.3.60.0000.01711.26
4.3.50.0000.01711.26
4.3.40.0000.02311.26
4.3.30.0030.01711.26
4.3.20.0000.01711.26
4.3.10.0000.01711.26
4.3.00.0000.01311.26

preferences:
45.85 ms | 400 KiB | 5 Q