3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = new DateTime('2014-12-22'); $start->modify('first day of this month'); $end = new DateTime('2015-05-29'); $end->modify('first day of this month'); $interval = DateInterval::createFromDateString('1 month'); $period = new DatePeriod($start, $interval, $end); foreach ($period as $dt) { echo $dt->format("Y-m") . PHP_EOL; }

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)
8.3.60.0140.00016.63
8.3.50.0130.00522.74
8.3.40.0120.00318.93
8.3.30.0060.00919.21
8.3.20.0040.00420.34
8.3.10.0000.00823.55
8.3.00.0080.00017.75
8.2.180.0140.00417.00
8.2.170.0110.00422.96
8.2.160.0140.00020.47
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0110.00426.16
8.2.120.0050.00321.15
8.2.110.0090.00022.05
8.2.100.0040.00718.03
8.2.90.0040.00419.34
8.2.80.0000.00817.97
8.2.70.0050.00317.88
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0080.00018.16
8.2.30.0080.00018.21
8.2.20.0000.00717.96
8.2.10.0030.00518.20
8.2.00.0050.00317.86
8.1.280.0110.01125.92
8.1.270.0030.00623.92
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.97
8.1.230.0070.00419.18
8.1.220.0040.00417.90
8.1.210.0050.00318.77
8.1.200.0030.00617.60
8.1.190.0000.00817.50
8.1.180.0040.00418.10
8.1.170.0030.00718.84
8.1.160.0000.00722.00
8.1.150.0000.00819.03
8.1.140.0030.00617.65
8.1.130.0070.00017.92
8.1.120.0040.00417.77
8.1.110.0000.00817.67
8.1.100.0040.00417.72
8.1.90.0030.00717.63
8.1.80.0050.00317.65
8.1.70.0000.00717.59
8.1.60.0000.00817.84
8.1.50.0030.00517.62
8.1.40.0030.00517.70
8.1.30.0040.00417.75
8.1.20.0000.00817.69
8.1.10.0040.00417.74
8.1.00.0020.00517.77
8.0.300.0040.00418.77
8.0.290.0000.00717.00
8.0.280.0040.00418.51
8.0.270.0040.00417.27
8.0.260.0060.00017.32
8.0.250.0020.00517.13
8.0.240.0030.00317.21
8.0.230.0020.00517.07
8.0.220.0030.00317.13
8.0.210.0040.00417.13
8.0.200.0030.00317.19
8.0.190.0060.00317.09
8.0.180.0000.00717.17
8.0.170.0000.00717.09
8.0.160.0030.00317.17
8.0.150.0040.00417.05
8.0.140.0040.00417.02
8.0.130.0040.00413.55
8.0.120.0080.00017.05
8.0.110.0040.00417.10
8.0.100.0040.00417.01
8.0.90.0000.00716.98
8.0.80.0090.00617.21
8.0.70.0000.00717.20
8.0.60.0030.00517.11
8.0.50.0040.00417.15
8.0.30.0160.00617.43
8.0.20.0130.01017.42
8.0.10.0040.00417.16
8.0.00.0140.00717.05
7.4.330.0000.00615.00
7.4.320.0000.00716.73
7.4.300.0070.00016.63
7.4.290.0050.00516.75
7.4.280.0050.00316.78
7.4.270.0030.00316.74
7.4.260.0000.00816.79
7.4.250.0000.00716.67
7.4.240.0070.00016.70
7.4.230.0030.00316.92
7.4.220.0190.00716.80
7.4.210.0070.00716.77
7.4.200.0040.00416.54
7.4.160.0120.00316.89
7.4.150.0090.00917.40
7.4.140.0100.00917.86
7.4.130.0050.01216.69
7.4.120.0140.00316.71
7.4.110.0060.00916.65
7.4.100.0060.01216.70
7.4.90.0070.01016.63
7.4.80.0140.00719.39
7.4.70.0070.01016.48
7.4.60.0110.00616.82
7.4.50.0050.00016.79
7.4.40.0190.00816.64
7.4.30.0130.00316.63
7.4.00.0070.01015.06
7.3.330.0060.00013.30
7.3.320.0030.00313.20
7.3.310.0000.00716.33
7.3.300.0030.00316.48
7.3.290.0120.00316.54
7.3.280.0060.00816.44
7.3.270.0090.01017.40
7.3.260.0170.00016.76
7.3.250.0140.00616.63
7.3.240.0080.00816.65
7.3.230.0090.00916.44
7.3.210.0060.01516.57
7.3.200.0100.01019.39
7.3.190.0150.00716.80
7.3.180.0160.00016.75
7.3.170.0100.00616.64
7.3.160.0110.00716.42
7.3.120.0070.01315.08
7.3.110.0000.01814.92
7.3.100.0040.00415.21
7.3.90.0120.00315.01
7.3.80.0030.00614.85
7.3.70.0030.00915.18
7.3.60.0030.01415.13
7.3.50.0060.00615.03
7.3.40.0030.01314.79
7.3.30.0030.00915.06
7.3.20.0060.00616.92
7.3.10.0000.01116.85
7.3.00.0050.00916.89
7.2.330.0120.00617.05
7.2.320.0140.00916.89
7.2.310.0140.00416.91
7.2.300.0080.00816.89
7.2.290.0060.01016.84
7.2.250.0030.01515.34
7.2.240.0000.02115.49
7.2.230.0040.01515.07
7.2.220.0040.00415.19
7.2.210.0060.00615.55
7.2.200.0100.00315.48
7.2.190.0030.00715.22
7.2.180.0100.00715.21
7.2.170.0040.01115.30
7.2.130.0030.01317.27
7.2.120.0090.00916.95
7.2.110.0060.00617.15
7.2.100.0000.01317.13
7.2.90.0070.01017.29
7.2.80.0090.00917.28
7.2.70.0130.00517.23
7.2.60.0060.00617.25
7.2.50.0070.00717.18
7.2.40.0090.00616.92
7.2.30.0040.00817.38
7.2.20.0060.00917.09
7.2.10.0070.00717.14
7.2.00.0030.00916.89
7.1.330.0080.00815.79
7.1.320.0060.00916.12
7.1.310.0100.00316.11
7.1.300.0070.00716.00
7.1.290.0000.01415.93
7.1.280.0070.00716.17
7.1.270.0040.00516.00
7.1.260.0090.00015.94
7.1.250.0110.00415.86
7.1.240.0050.00516.19
7.1.230.0030.01315.54
7.1.220.0150.00615.69
7.1.210.0090.00615.76
7.1.200.0080.00316.07
7.1.190.0040.00715.93
7.1.180.0060.00615.76
7.1.170.0070.00315.87
7.1.160.0030.00715.95
7.1.150.0070.01015.64
7.1.140.0070.00715.85
7.1.130.0070.00715.83
7.1.120.0070.01015.70
7.1.110.0070.00716.02
7.1.100.0000.01415.89
7.1.90.0040.00415.94
7.1.80.0070.00715.89
7.1.70.0000.00816.65
7.1.60.0070.00917.71
7.1.50.0050.01316.55
7.1.40.0030.00816.07
7.1.30.0030.01015.93
7.1.20.0060.00615.63
7.1.10.0140.00715.97
7.1.00.0050.04219.13
7.0.330.0030.01015.63
7.0.320.0000.01115.26
7.0.310.0070.00315.31
7.0.300.0050.00515.40
7.0.290.0000.01715.55
7.0.280.0030.00715.38
7.0.270.0000.01015.49
7.0.260.0080.00515.33
7.0.250.0060.00715.56
7.0.240.0060.00615.52
7.0.230.0100.00315.41
7.0.220.0040.01115.45
7.0.210.0140.00715.52
7.0.200.0060.00616.31
7.0.190.0060.00315.58
7.0.180.0070.00415.55
7.0.170.0000.01115.50
7.0.160.0000.01515.54
7.0.150.0030.01015.26
7.0.140.0060.03318.74
7.0.130.0140.00315.55
7.0.120.0120.00315.32
7.0.110.0030.00815.50
7.0.100.0140.00315.21
7.0.90.0040.00915.68
7.0.80.0100.00015.40
7.0.70.0040.01115.42
7.0.60.0140.03617.84
7.0.50.0070.02916.76
7.0.40.0090.04316.79
7.0.30.0150.04816.77
7.0.20.0160.03516.96
7.0.10.0030.04016.68
7.0.00.0060.04016.82
5.6.380.0040.01114.40
5.6.370.0110.00014.23
5.6.360.0030.00814.11
5.6.350.0050.00514.50
5.6.340.0040.00814.31
5.6.330.0080.00814.54
5.6.320.0000.01214.47
5.6.310.0000.01914.13
5.6.300.0160.00014.64
5.6.290.0070.00714.49
5.6.280.0050.04017.67
5.6.270.0120.00314.39
5.6.260.0020.01214.14
5.6.250.0120.00314.43
5.6.240.0140.00414.34
5.6.230.0070.00714.38
5.6.220.0030.01314.38
5.6.210.0070.02017.46
5.6.200.0060.02916.21
5.6.190.0060.02617.38
5.6.180.0160.02317.58
5.6.170.0130.02917.31
5.6.160.0030.05217.44
5.6.150.0040.04816.18
5.6.140.0050.04016.21
5.6.130.0130.04516.33
5.6.120.0080.03317.65
5.6.110.0030.05217.66
5.6.100.0070.04417.66
5.6.90.0070.03017.70
5.6.80.0030.03517.45
5.6.70.0090.00614.19
5.6.60.0070.00714.37
5.6.50.0060.00313.92
5.6.40.0080.00814.32
5.6.30.0060.00614.19
5.6.20.0060.00914.27
5.6.10.0030.00913.93
5.6.00.0200.00414.17
5.5.380.0080.00411.17
5.5.370.0050.00711.10
5.5.360.0050.00511.25
5.5.350.0050.03515.74
5.5.340.0190.01914.50
5.5.330.0000.03315.75
5.5.320.0220.03815.53
5.5.310.0170.03215.73
5.5.300.0020.02414.34
5.5.290.0070.01914.66
5.5.280.0070.04416.06
5.5.270.0080.03916.04
5.5.260.0030.03816.03
5.5.250.0120.03215.71
5.5.240.0250.03515.52
5.5.230.0090.00911.05
5.5.220.0190.00411.02
5.5.210.0080.00510.84
5.5.200.0030.00710.91
5.5.190.0000.01111.06
5.5.180.0040.00811.13
5.5.170.0120.00010.97
5.5.160.0100.00010.88
5.5.150.0040.01211.20
5.5.140.0170.00710.95
5.5.130.0030.00711.06
5.5.120.0040.00411.08
5.5.110.0120.00410.64
5.5.100.0030.00610.89
5.5.90.0140.00011.11
5.5.80.0080.00410.84
5.5.70.0030.01010.79
5.5.60.0090.00011.07
5.5.50.0060.00711.11
5.5.40.0160.00411.05
5.5.30.0000.01111.09
5.5.20.0080.00310.94
5.5.10.0080.00011.24
5.5.00.0110.00910.68
5.4.450.0300.02215.29
5.4.440.0210.02715.29
5.4.430.0320.02515.15
5.4.420.0150.01815.26
5.4.410.0540.01715.13
5.4.400.0200.02015.11
5.4.390.0150.02515.02
5.4.380.0500.03114.78
5.4.370.0430.03114.89
5.4.360.0430.03414.75
5.4.350.0490.02714.96
5.4.340.0390.02914.73
5.4.330.0040.00410.78
5.4.320.0040.02211.71
5.4.310.0040.02311.60
5.4.300.0040.02111.63
5.4.290.0100.01911.74
5.4.280.0050.02211.68
5.4.270.0080.01911.69
5.4.260.0100.02011.71
5.4.250.0050.02111.69
5.4.240.0130.01911.79
5.4.230.0070.02111.65
5.4.220.0070.01911.65
5.4.210.0080.01911.76
5.4.200.0040.02211.64
5.4.190.0090.02511.66
5.4.180.0090.01711.59
5.4.170.0040.02311.66
5.4.160.0070.02211.61
5.4.150.0090.01911.66
5.4.140.0040.02311.47
5.4.130.0050.02111.62
5.4.120.0020.02311.40
5.4.110.0050.02111.48
5.4.100.0120.01811.56
5.4.90.0070.02311.50
5.4.80.0070.02211.38
5.4.70.0080.01911.57
5.4.60.0070.02111.41
5.4.50.0100.02411.42
5.4.40.0090.02111.51
5.4.30.0020.02311.48
5.4.20.0090.02011.42
5.4.10.0090.02811.43
5.4.00.0080.02211.26
5.3.290.0070.02111.65
5.3.280.0050.02011.69
5.3.270.0050.02711.74
5.3.260.0030.02711.67
5.3.250.0020.02611.71
5.3.240.0060.02111.71
5.3.230.0020.02411.66
5.3.220.0080.01811.58
5.3.210.0100.02111.58
5.3.200.0050.02111.59
5.3.190.0100.01611.61
5.3.180.0140.01811.55
5.3.170.0060.02011.68
5.3.160.0100.02211.63
5.3.150.0040.02211.66
5.3.140.0080.02111.68
5.3.130.0090.02411.54
5.3.120.0040.02711.51
5.3.110.0080.02311.65
5.3.100.0080.02411.27
5.3.90.0060.02111.26
5.3.80.0130.02211.27
5.3.70.0110.02111.27
5.3.60.0120.02111.37
5.3.50.0050.02311.21
5.3.40.0070.02211.29
5.3.30.0160.01911.34
5.3.20.0180.01611.08
5.3.10.0100.01911.04
5.3.00.0060.02110.95
5.2.170.0050.0189.47
5.2.160.0070.0159.44
5.2.150.0050.0199.32
5.2.140.0050.0179.42
5.2.130.0050.0189.40
5.2.120.0030.0189.20
5.2.110.0090.0149.30
5.2.100.0090.0219.34
5.2.90.0080.0149.20
5.2.80.0050.0209.27
5.2.70.0090.0179.27
5.2.60.0030.0189.25
5.2.50.0100.0159.23
5.2.40.0130.0179.28
5.2.30.0050.0179.30
5.2.20.0060.0229.15
5.2.10.0050.0178.97
5.2.00.0100.0199.01
5.1.60.0030.0228.11
5.1.50.0030.0188.16
5.1.40.0100.0138.28
5.1.30.0100.0168.51
5.1.20.0070.0148.35
5.1.10.0020.0188.31
5.1.00.0020.0178.15
5.0.50.0040.0107.39
5.0.40.0050.0107.32
5.0.30.0040.0207.22
5.0.20.0090.0107.21
5.0.10.0070.0127.20
5.0.00.0060.0227.20
4.4.90.0030.0126.47
4.4.80.0040.0126.46
4.4.70.0060.0116.46
4.4.60.0080.0116.46
4.4.50.0080.0096.46
4.4.40.0030.0176.43
4.4.30.0020.0116.46
4.4.20.0010.0126.50
4.4.10.0040.0096.50
4.4.00.0020.0136.46
4.3.110.0020.0106.41
4.3.100.0050.0106.41
4.3.90.0070.0076.40
4.3.80.0030.0146.37
4.3.70.0030.0096.39
4.3.60.0050.0086.39
4.3.50.0050.0096.39
4.3.40.0010.0186.35
4.3.30.0030.0095.72
4.3.20.0020.0115.71
4.3.10.0030.0115.69
4.3.00.0080.01012.07

preferences:
46.85 ms | 400 KiB | 5 Q