3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = new DateTime('2014-01-01'); $start->modify('first day of this month'); $end = new DateTime('2015-08-01'); $end->modify('first day of next 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)
8.3.60.0070.00718.56
8.3.50.0110.01122.93
8.3.40.0060.00918.75
8.3.30.0080.00619.21
8.3.20.0000.00720.38
8.3.10.0000.00823.70
8.3.00.0000.00819.63
8.2.180.0070.01516.74
8.2.170.0040.01122.96
8.2.160.0080.01120.57
8.2.150.0000.00724.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0040.00420.96
8.2.110.0040.00422.29
8.2.100.0080.00419.76
8.2.90.0060.00319.34
8.2.80.0080.00017.97
8.2.70.0000.01017.75
8.2.60.0000.00818.03
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0040.00418.18
8.2.20.0040.00417.84
8.2.10.0070.00018.15
8.2.00.0000.00817.87
8.1.280.0200.00025.92
8.1.270.0040.00423.75
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00624.04
8.1.230.0130.00018.98
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0110.00017.63
8.1.190.0050.00317.48
8.1.180.0040.00418.10
8.1.170.0030.00618.77
8.1.160.0020.00521.95
8.1.150.0060.00318.95
8.1.140.0030.00617.82
8.1.130.0040.00417.84
8.1.120.0000.00717.76
8.1.110.0070.00017.76
8.1.100.0000.00717.61
8.1.90.0070.00317.71
8.1.80.0000.00717.67
8.1.70.0050.00317.74
8.1.60.0030.00617.68
8.1.50.0030.00517.71
8.1.40.0040.00417.72
8.1.30.0000.00817.86
8.1.20.0040.00417.84
8.1.10.0060.00317.84
8.1.00.0040.00417.67
8.0.300.0000.00818.77
8.0.290.0060.00316.88
8.0.280.0070.00018.64
8.0.270.0070.00017.39
8.0.260.0000.00617.40
8.0.250.0000.00717.10
8.0.240.0000.00717.23
8.0.230.0030.00317.19
8.0.220.0000.01017.12
8.0.210.0030.00317.13
8.0.200.0060.00017.21
8.0.190.0040.00417.19
8.0.180.0000.00817.21
8.0.170.0040.00417.09
8.0.160.0050.00217.21
8.0.150.0040.00417.11
8.0.140.0020.00517.10
8.0.130.0000.00713.48
8.0.120.0050.00317.15
8.0.110.0000.00817.07
8.0.100.0040.00417.03
8.0.90.0000.00817.23
8.0.80.0030.01217.10
8.0.70.0040.00417.03
8.0.60.0040.00417.20
8.0.50.0070.00017.03
8.0.30.0100.01117.39
8.0.20.0110.00917.44
8.0.10.0070.00017.07
8.0.00.0140.00817.07
7.4.330.0060.00015.00
7.4.320.0000.00716.85
7.4.300.0030.00316.82
7.4.290.0030.00316.84
7.4.280.0050.00516.80
7.4.270.0030.00616.64
7.4.260.0040.00416.62
7.4.250.0000.00816.78
7.4.240.0030.00316.77
7.4.230.0030.00316.83
7.4.220.0090.00916.75
7.4.210.0040.01116.69
7.4.200.0080.00016.63
7.4.160.0150.00416.55
7.4.150.0110.00617.40
7.4.140.0100.00717.86
7.4.130.0110.01116.74
7.4.120.0130.00316.63
7.4.110.0040.01216.57
7.4.100.0060.01216.63
7.4.90.0030.01716.61
7.4.80.0140.00619.39
7.4.70.0030.01416.75
7.4.60.0070.01116.68
7.4.50.0060.00016.60
7.4.40.0110.00616.84
7.4.30.0060.01016.89
7.4.00.0090.00915.25
7.3.330.0030.00313.40
7.3.320.0030.00313.35
7.3.310.0000.00716.29
7.3.300.0000.00716.46
7.3.290.0060.00916.43
7.3.280.0060.01116.45
7.3.270.0160.00617.40
7.3.260.0140.00416.71
7.3.250.0070.01116.58
7.3.240.0120.00616.61
7.3.230.0060.01216.61
7.3.210.0090.00916.65
7.3.200.0070.01219.39
7.3.190.0060.01316.53
7.3.180.0130.00316.59
7.3.170.0040.01216.57
7.3.160.0150.00716.98
7.3.10.0070.00716.90
7.3.00.0060.00916.83
7.2.330.0150.00916.71
7.2.320.0100.01416.85
7.2.310.0030.02116.63
7.2.300.0030.01316.92
7.2.290.0000.01716.69
7.2.130.0060.00917.17
7.2.120.0090.00916.89
7.2.110.0070.00717.22
7.2.100.0040.00716.98
7.2.90.0060.00316.95
7.2.80.0090.00617.17
7.2.70.0040.00717.06
7.2.60.0090.00517.25
7.2.50.0040.01117.19
7.2.40.0070.00717.21
7.2.30.0090.00617.18
7.2.20.0070.00717.05
7.2.10.0060.00917.14
7.2.00.0040.00818.32
7.1.250.0030.00615.79
7.1.240.0060.00616.03
7.1.230.0030.01016.00
7.1.220.0040.00416.02
7.1.210.0070.01015.59
7.1.200.0050.00716.08
7.1.190.0030.00915.96
7.1.180.0070.01416.09
7.1.170.0040.00815.97
7.1.160.0080.00415.88
7.1.150.0030.00916.09
7.1.140.0070.01016.05
7.1.130.0080.00815.70
7.1.120.0030.01015.87
7.1.110.0060.00616.15
7.1.100.0020.01017.09
7.1.90.0030.01015.66
7.1.80.0070.00715.89
7.1.70.0050.00516.67
7.1.60.0030.01317.68
7.1.50.0080.00716.63
7.1.40.0110.00315.79
7.1.30.0030.00615.74
7.1.20.0030.01015.99
7.1.10.0040.00416.16
7.1.00.0030.04319.12
7.0.330.0060.00615.68
7.0.320.0110.00015.54
7.0.310.0000.01215.76
7.0.300.0000.01115.67
7.0.290.0000.01215.72
7.0.280.0040.01115.52
7.0.270.0060.00315.55
7.0.260.0030.00715.45
7.0.250.0090.00015.64
7.0.240.0060.00315.63
7.0.230.0090.00615.39
7.0.220.0060.00615.71
7.0.210.0060.00315.66
7.0.200.0070.00716.29
7.0.190.0000.01415.53
7.0.180.0060.00615.44
7.0.170.0030.00715.61
7.0.160.0060.00615.56
7.0.150.0110.00415.48
7.0.140.0040.04118.98
7.0.130.0080.00415.69
7.0.120.0060.00615.80
7.0.110.0040.00415.59
7.0.100.0070.00315.71
7.0.90.0100.00315.43
7.0.80.0060.00615.44
7.0.70.0000.01515.39
7.0.60.0080.04417.86
7.0.50.0070.02716.76
7.0.40.0070.04016.94
7.0.30.0240.03116.79
7.0.20.0170.03816.92
7.0.10.0060.02416.93
7.0.00.0050.03716.94
5.6.380.0030.01014.83
5.6.370.0090.00614.44
5.6.360.0070.00714.50
5.6.350.0090.00614.60
5.6.340.0110.00414.46
5.6.330.0030.00714.46
5.6.320.0070.00714.49
5.6.310.0060.00814.34
5.6.300.0000.01214.46
5.6.290.0080.00014.53
5.6.280.0060.03617.79
5.6.270.0090.00314.42
5.6.260.0030.01214.80
5.6.250.0040.01214.33
5.6.240.0060.00314.52
5.6.230.0030.00614.51
5.6.220.0090.00314.61
5.6.210.0080.04217.42
5.6.200.0100.04016.13
5.6.190.0080.03017.46
5.6.180.0170.02817.56
5.6.170.0190.03417.53
5.6.160.0050.04417.54
5.6.150.0050.04516.39
5.6.140.0070.04316.27
5.6.130.0080.04216.44
5.6.120.0100.04317.71
5.6.110.0090.04417.80
5.6.100.0050.02317.71
5.6.90.0100.04217.86
5.6.80.0050.03117.36
5.6.70.0070.01014.27
5.6.60.0100.00314.44
5.6.50.0040.00814.43
5.6.40.0070.00714.20
5.6.30.0040.01114.47
5.6.20.0000.01314.20
5.6.10.0100.00314.52
5.6.00.0100.00314.18
5.5.380.0070.00411.34
5.5.370.0030.00811.41
5.5.360.0040.00411.16
5.5.350.0130.04215.73
5.5.340.0080.02914.71
5.5.330.0070.02315.66
5.5.320.0240.01915.83
5.5.310.0150.02415.67
5.5.300.0090.04014.53
5.5.290.0070.04114.65
5.5.280.0040.04916.06
5.5.270.0070.04415.90
5.5.260.0070.04416.01
5.5.250.0020.02515.90
5.5.240.0160.03315.49
5.5.230.0030.00711.09
5.5.220.0000.00811.09
5.5.210.0000.00811.00
5.5.200.0060.00611.29
5.5.190.0070.00310.88
5.5.180.0000.00611.36
5.5.170.0000.01011.26
5.5.160.0030.00311.06
5.5.150.0070.00411.26
5.5.140.0060.00611.34
5.5.130.0000.01011.05
5.5.120.0000.00911.05
5.5.110.0080.00011.16
5.5.100.0060.00611.24
5.5.90.0060.00611.25
5.5.80.0100.00011.30
5.5.70.0040.00411.11
5.5.60.0000.00710.99
5.5.50.0060.00011.06
5.5.40.0030.00710.98
5.5.30.0100.00010.95
5.5.20.0070.00310.91
5.5.10.0090.00310.73
5.5.00.0070.00410.93
5.4.450.0270.02315.34
5.4.440.0220.02315.26
5.4.430.0370.02715.11
5.4.420.0300.02015.33
5.4.410.0190.01714.99
5.4.400.0380.02115.07
5.4.390.0150.02314.87
5.4.380.0220.02514.81
5.4.370.0180.02714.89
5.4.360.0150.03314.86
5.4.350.0150.03314.76
5.4.340.0230.02814.69
5.4.330.0040.00411.14
5.4.320.0050.02211.69
5.4.310.0020.02511.77
5.4.300.0050.02111.60
5.4.290.0070.02311.87
5.4.280.0040.02311.67
5.4.270.0060.02111.82
5.4.260.0050.02011.72
5.4.250.0020.02311.66
5.4.240.0070.02111.66
5.4.230.0060.02111.76
5.4.220.0040.02011.72
5.4.210.0070.01611.80
5.4.200.0050.02011.73
5.4.190.0020.02511.79
5.4.180.0040.02211.60
5.4.170.0050.02311.70
5.4.160.0070.01911.61
5.4.150.0040.02411.63
5.4.140.0030.02411.50
5.4.130.0050.01911.64
5.4.120.0040.02111.48
5.4.110.0050.02111.41
5.4.100.0030.02111.41
5.4.90.0020.02411.52
5.4.80.0030.02411.63
5.4.70.0060.01911.59
5.4.60.0040.02011.39
5.4.50.0040.02311.56
5.4.40.0040.02011.52
5.4.30.0030.02211.57
5.4.20.0080.02111.45
5.4.10.0050.02011.57
5.4.00.0060.02111.27
5.3.290.0070.02011.78
5.3.280.0030.02211.69
5.3.270.0050.02411.72
5.3.260.0070.02011.64
5.3.250.0060.02111.70
5.3.240.0020.02311.62
5.3.230.0040.02511.69
5.3.220.0060.02111.50
5.3.210.0070.02611.60
5.3.200.0060.02011.55
5.3.190.0030.02211.55
5.3.180.0060.02011.66
5.3.170.0090.01811.65
5.3.160.0060.02211.70
5.3.150.0060.02111.55
5.3.140.0060.02111.66
5.3.130.0040.02311.63
5.3.120.0040.02411.63
5.3.110.0010.02611.66
5.3.100.0040.02311.38
5.3.90.0040.02211.26
5.3.80.0040.02311.26
5.3.70.0020.02611.28
5.3.60.0060.02011.32
5.3.50.0070.02011.28
5.3.40.0060.02111.28
5.3.30.0040.02111.27
5.3.20.0040.02211.21
5.3.10.0020.02310.96
5.3.00.0040.02110.95
5.2.170.0060.0169.38
5.2.160.0040.0179.53
5.2.150.0020.0199.49
5.2.140.0060.0149.33
5.2.130.0020.0209.36
5.2.120.0050.0179.35
5.2.110.0040.0189.38
5.2.100.0040.0159.26
5.2.90.0050.0169.34
5.2.80.0050.0179.31
5.2.70.0040.0189.22
5.2.60.0070.0169.23
5.2.50.0040.0179.27
5.2.40.0040.0169.28
5.2.30.0030.0169.15
5.2.20.0040.0189.16
5.2.10.0050.0168.98
5.2.00.0050.0168.97
5.1.60.0070.0128.16
5.1.50.0030.0158.21
5.1.40.0050.0138.28
5.1.30.0050.0148.42
5.1.20.0030.0148.38
5.1.10.0060.0128.30
5.1.00.0050.0138.18
5.0.50.0020.0147.16
5.0.40.0050.0127.09
5.0.30.0030.0186.99
5.0.20.0030.0116.98
5.0.10.0060.0096.97
5.0.00.0020.0186.96
4.4.90.0030.0106.24
4.4.80.0030.0096.22
4.4.70.0020.0116.22
4.4.60.0020.0116.22
4.4.50.0040.0076.23
4.4.40.0030.0146.20
4.4.30.0010.0126.23
4.4.20.0020.0106.27
4.4.10.0040.0096.27
4.4.00.0030.0126.23
4.3.110.0030.0086.18
4.3.100.0020.0096.18
4.3.90.0010.0106.16
4.3.80.0020.0156.14
4.3.70.0020.0116.16
4.3.60.0010.0096.16
4.3.50.0030.0106.16
4.3.40.0030.0166.12
4.3.30.0010.0095.49
4.3.20.0040.0085.48
4.3.10.0010.0125.46
4.3.00.0080.01011.84

preferences:
43.32 ms | 401 KiB | 5 Q