3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ageMonths($dob) { //new date time $dob must be Y-m-d format $dobObject = DateTime::createFromFormat('Y-m-d',$dob); //current date $nowObject = new DateTime('2014-03-11'); //difference $diff = $nowObject->diff($dobObject); return "{$nowObject->format('Y-m-d')} - $dob = {$diff->format('Y-m-d')} = {$diff->days} days"; } $date = new DateTime('2014-03-11'); while ($date >= new DateTime('2014-01-01')) { echo ageMonths($date->format('Y-m-d')), PHP_EOL; $date->sub(new DateInterval('P1D')); }

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)
8.3.60.0130.00918.28
8.3.50.0060.01321.27
8.3.40.0160.00018.84
8.3.30.0130.00319.13
8.3.20.0050.00320.29
8.3.10.0060.00322.11
8.3.00.0050.00322.41
8.2.180.0070.01816.75
8.2.170.0140.00722.96
8.2.160.0090.00619.16
8.2.150.0090.00024.18
8.2.140.0070.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00519.48
8.2.110.0050.00522.08
8.2.100.0060.00618.10
8.2.90.0080.00019.26
8.2.80.0000.00817.97
8.2.70.0060.00317.61
8.2.60.0060.00317.80
8.2.50.0030.00618.07
8.2.40.0000.00818.28
8.2.30.0080.00018.15
8.2.20.0000.00917.76
8.2.10.0000.00817.93
8.2.00.0040.00417.82
8.1.280.0090.00625.92
8.1.270.0080.00022.18
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.77
8.1.230.0070.00719.15
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0060.00317.47
8.1.190.0000.00817.53
8.1.180.0060.00318.77
8.1.170.0060.00318.83
8.1.160.0000.00822.15
8.1.150.0030.00618.93
8.1.140.0030.00617.65
8.1.130.0070.00017.76
8.1.120.0030.00517.68
8.1.110.0030.00717.48
8.1.100.0040.00417.52
8.1.90.0080.00017.66
8.1.80.0040.00417.63
8.1.70.0050.00317.61
8.1.60.0030.00717.63
8.1.50.0060.00317.71
8.1.40.0030.00617.55
8.1.30.0000.00917.77
8.1.20.0040.00417.77
8.1.10.0060.00317.69
8.1.00.0100.00017.63
8.0.300.0040.00418.77
8.0.290.0040.00417.16
8.0.280.0000.00718.54
8.0.270.0000.00717.34
8.0.260.0040.00416.99
8.0.250.0050.00317.04
8.0.240.0000.00817.21
8.0.230.0000.00817.05
8.0.220.0050.00317.08
8.0.210.0050.00217.11
8.0.200.0080.00017.13
8.0.190.0030.00617.15
8.0.180.0040.00417.02
8.0.170.0030.00617.00
8.0.160.0040.00416.95
8.0.150.0030.00517.05
8.0.140.0090.00016.95
8.0.130.0030.00313.46
8.0.120.0030.00617.05
8.0.110.0050.00517.04
8.0.100.0050.00317.05
8.0.90.0040.00416.89
8.0.80.0130.00717.04
8.0.70.0080.00016.95
8.0.60.0000.00917.09
8.0.50.0000.00816.93
8.0.30.0110.01117.20
8.0.20.0150.00717.43
8.0.10.0070.00317.11
8.0.00.0150.00616.92
7.4.330.0030.00315.00
7.4.320.0030.00316.64
7.4.300.0050.00316.68
7.4.290.0030.00516.64
7.4.280.0000.00716.60
7.4.270.0000.00716.60
7.4.260.0000.00716.69
7.4.250.0030.00616.67
7.4.240.0060.00316.72
7.4.230.0000.00816.63
7.4.220.0070.01416.60
7.4.210.0090.01016.67
7.4.200.0030.00516.75
7.4.190.0080.00016.66
7.4.160.0100.01016.62
7.4.150.0070.01417.40
7.4.140.0120.01417.86
7.4.130.0060.01416.65
7.4.120.0140.01016.69
7.4.110.0060.01216.70
7.4.100.0200.00616.68
7.4.90.0080.01316.74
7.4.80.0040.01519.39
7.4.70.0130.00716.54
7.4.60.0070.01316.71
7.4.50.0050.00516.71
7.4.40.0070.01022.77
7.4.30.0110.00816.54
7.4.00.0130.00315.18
7.3.330.0060.00013.36
7.3.320.0030.00413.31
7.3.310.0000.00916.48
7.3.300.0000.00816.55
7.3.290.0080.00916.44
7.3.280.0110.01016.49
7.3.270.0180.00017.40
7.3.260.0100.01016.63
7.3.250.0130.00916.40
7.3.240.0060.01316.49
7.3.230.0000.01716.49
7.3.210.0080.01416.57
7.3.200.0110.00819.39
7.3.190.0110.00716.68
7.3.180.0110.00816.79
7.3.170.0080.01116.79
7.3.160.0100.01016.51
7.3.120.0120.00515.04
7.3.110.0060.01315.08
7.3.100.0060.01514.81
7.3.90.0040.01415.13
7.3.80.0070.01014.97
7.3.70.0130.00315.01
7.3.60.0040.01514.84
7.3.50.0060.00615.07
7.3.40.0090.00915.12
7.3.30.0030.00914.73
7.3.20.0000.01016.64
7.3.10.0060.00816.71
7.3.00.0060.00716.82
7.2.330.0150.00516.54
7.2.320.0130.00616.44
7.2.310.0070.01116.85
7.2.300.0110.01716.68
7.2.290.0000.01716.58
7.2.250.0030.01715.12
7.2.240.0070.01415.42
7.2.230.0000.01115.18
7.2.220.0130.00315.17
7.2.210.0040.01415.51
7.2.200.0100.00015.31
7.2.190.0060.00615.38
7.2.180.0060.00915.39
7.2.170.0030.01015.07
7.2.130.0080.00517.16
7.2.120.0020.01317.16
7.2.110.0020.01216.98
7.2.100.0080.00617.13
7.2.90.0050.00917.19
7.2.80.0030.01216.93
7.2.70.0000.01417.14
7.2.60.0020.01017.14
7.2.50.0120.00516.92
7.2.40.0050.00717.14
7.2.30.0050.01017.12
7.2.20.0030.01216.92
7.2.10.0020.01317.09
7.2.00.0040.00817.02
7.1.330.0070.01015.96
7.1.320.0130.00015.74
7.1.310.0100.00715.91
7.1.300.0030.00915.97
7.1.290.0060.00915.98
7.1.280.0040.01115.87
7.1.270.0030.00615.80
7.1.260.0060.00615.87
7.1.250.0010.01115.81
7.1.200.0060.00916.05
7.1.70.0070.00317.30
7.1.60.0070.02019.82
7.1.50.0030.01717.19
7.1.00.0000.03722.45
7.0.200.0050.00317.02
7.0.140.0030.07721.98
7.0.60.0070.05719.89
7.0.50.0070.03717.91
7.0.40.0070.06320.26
7.0.30.0370.07720.11
7.0.20.0200.05020.25
7.0.10.0000.05020.12
7.0.00.0030.04320.06
5.6.280.0070.07321.09
5.6.210.0070.04320.63
5.6.200.0030.07318.13
5.6.190.0130.05720.41
5.6.180.0270.07720.47
5.6.170.0270.04020.58
5.6.160.0130.07020.55
5.6.150.0070.05318.23
5.6.140.0130.07318.19
5.6.130.0100.08018.23
5.6.120.0030.06721.05
5.6.110.0070.07721.02
5.6.100.0100.08021.14
5.6.90.0200.07021.09
5.6.80.0030.07320.51
5.6.70.4370.03720.38
5.5.350.0400.05320.32
5.5.340.0100.07017.98
5.5.330.0000.05020.42
5.5.320.0370.04320.36
5.5.310.0170.08020.26
5.5.300.0070.08317.96
5.5.290.0130.05318.08
5.5.280.0000.06720.85
5.5.270.0100.08720.96
5.5.260.0000.06320.76
5.5.250.0100.03320.49
5.5.240.0170.07720.19
5.4.450.0000.06719.48
5.4.440.0870.08019.17
5.4.430.0630.06719.60
5.4.420.0730.05019.32
5.4.410.0070.06019.57
5.4.400.0270.06318.50
5.4.390.0500.05718.63
5.4.380.0370.04718.75
5.4.370.0130.05318.74
5.4.360.0270.04018.84
5.4.350.0170.05318.62
5.4.340.0200.04718.77
5.4.320.0100.04012.50
5.4.310.0050.04012.50
5.4.300.0060.05412.50
5.4.290.0030.04212.50
5.4.280.0070.04312.39
5.4.270.0090.03512.39
5.4.260.0030.06718.93
5.4.250.0200.06018.77
5.4.240.0130.05018.98
5.4.230.0230.07018.94
5.4.220.0130.05019.00
5.4.210.0100.05318.98
5.4.200.0100.05018.63
5.4.190.0100.06718.98
5.4.180.0030.06018.95
5.4.170.0130.07319.06
5.4.160.0130.05318.92
5.4.150.0130.05019.05
5.4.140.0000.06316.39
5.4.130.0070.06316.41
5.4.120.0030.05716.57
5.4.110.0100.07016.55
5.4.100.0070.05316.59
5.4.90.0130.05016.39
5.4.80.0130.05016.52
5.4.70.0070.06316.52
5.4.60.0130.04316.50
5.4.50.0070.05316.45
5.4.40.0100.05016.38
5.4.30.0170.04716.29
5.4.20.0270.06316.46
5.4.10.0230.06316.45
5.4.00.0070.05016.00
5.3.290.0060.04212.80
5.3.280.0100.06714.67
5.3.270.0100.06014.70
5.3.260.0100.05314.77
5.3.250.0230.04714.59
5.3.240.0130.04714.83
5.3.230.0030.06014.73
5.3.220.0070.05714.74
5.3.210.0030.05714.75
5.3.200.0000.06714.53
5.3.190.0070.05714.65
5.3.180.0100.05014.64
5.3.170.0130.05014.39
5.3.160.0100.04714.57
5.3.150.0100.05014.73
5.3.140.0000.06014.54
5.3.130.0100.05314.64
5.3.120.0170.05014.38
5.3.110.0230.04014.64
5.3.100.0100.05314.09
5.3.90.0030.05313.99
5.3.80.0100.04714.02
5.3.70.0100.04714.12
5.3.60.0030.06714.16
5.3.50.0170.06314.18
5.3.40.0100.05014.03
5.3.30.0130.04314.07
5.3.20.0200.06313.68
5.3.10.0170.04313.55
5.3.00.0070.05314.01
5.2.170.0170.03311.32
5.2.160.0030.04011.22
5.2.150.0070.04011.23
5.2.140.0030.04311.11
5.2.130.0070.04011.05
5.2.120.0000.05011.10
5.2.110.0100.03711.18
5.2.100.0030.04011.11
5.2.90.0000.04311.00
5.2.80.0170.04011.16
5.2.70.0100.03711.10
5.2.60.0000.04711.00
5.2.50.0100.03711.01
5.2.40.0030.04011.16
5.2.30.0070.04011.05
5.2.20.0030.04011.05
5.2.10.0070.03711.04
5.2.00.0070.04010.81
5.1.60.0100.04710.15
5.1.50.0030.03710.09
5.1.40.0030.03310.18
5.1.30.0100.03010.32
5.1.20.0030.03710.53
5.1.10.0170.04010.03
5.1.00.0070.03310.30
5.0.50.0030.0308.78
5.0.40.0100.0208.41
5.0.30.0100.0338.20
5.0.20.0030.0278.35
5.0.10.0070.0238.15
5.0.00.0070.0377.99
4.4.90.0030.0207.28
4.4.80.0030.0207.28
4.4.70.0000.0237.28
4.4.60.0030.0207.28
4.4.50.0030.0307.28
4.4.40.0070.0377.28
4.4.30.0030.0207.28
4.4.20.0030.0207.28
4.4.10.0100.0137.28
4.4.00.0000.0377.28
4.3.110.0070.0177.28
4.3.100.0100.0137.28
4.3.90.0100.0137.28
4.3.80.0070.0277.28
4.3.70.0030.0277.28
4.3.60.0000.0237.28
4.3.50.0000.0337.28
4.3.40.0100.0277.28
4.3.30.0030.0237.28
4.3.20.0000.0237.28
4.3.10.0030.0207.28
4.3.00.0130.0207.89

preferences:
50.01 ms | 401 KiB | 5 Q