3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _getRollingMonths($months = 12) { $dates = array(); for($i=$months-1;$i>=0;$i--) { $dates[] = array( 'year' => date('Y', strtotime("first day of -$i months")), 'month' => date('m', strtotime("first day of -$i months")), 'monthName' => date('M', strtotime("first day of -$i months")) ); } return $dates; } function debug($var) { echo "<pre>"; print_r($var); echo "</pre>"; } debug(_getRollingMonths(3));

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)
8.3.60.0060.01218.56
8.3.50.0120.00822.11
8.3.40.0110.00418.88
8.3.30.0170.00319.12
8.3.20.0070.00020.33
8.3.10.0040.00421.85
8.3.00.0050.00319.14
8.2.180.0070.00718.61
8.2.170.0090.00622.96
8.2.160.0090.00622.13
8.2.150.0030.00624.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0090.00619.57
8.2.110.0060.00322.23
8.2.100.0040.00819.82
8.2.90.0050.00319.29
8.2.80.0050.00318.00
8.2.70.0000.00918.00
8.2.60.0110.00318.05
8.2.50.0060.00318.07
8.2.40.0030.00618.34
8.2.30.0060.00318.12
8.2.20.0040.00418.05
8.2.10.0050.00318.15
8.2.00.0040.00418.02
8.1.280.0090.00925.92
8.1.270.0000.00919.12
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00324.00
8.1.230.0040.00819.13
8.1.220.0000.00818.01
8.1.210.0000.00818.77
8.1.200.0030.00717.47
8.1.190.0050.00317.48
8.1.180.0040.00418.10
8.1.170.0040.00418.86
8.1.160.0070.00021.93
8.1.150.0050.00218.91
8.1.140.0050.00319.41
8.1.130.0040.00417.91
8.1.120.0040.00417.55
8.1.110.0080.00017.54
8.1.100.0000.00717.46
8.1.90.0040.00417.65
8.1.80.0000.00717.61
8.1.70.0000.00717.53
8.1.60.0030.00617.77
8.1.50.0030.00817.70
8.1.40.0080.00017.68
8.1.30.0090.00017.82
8.1.20.0080.00017.84
8.1.10.0000.00717.79
8.1.00.0030.00517.76
8.0.300.0040.00418.77
8.0.290.0000.00817.00
8.0.280.0040.00418.54
8.0.270.0000.00817.28
8.0.260.0060.00017.32
8.0.250.0030.00317.23
8.0.240.0030.00317.23
8.0.230.0030.00417.25
8.0.220.0080.00017.11
8.0.210.0030.00317.03
8.0.200.0040.00417.17
8.0.190.0040.00417.09
8.0.180.0040.00417.17
8.0.170.0040.00417.17
8.0.160.0000.00717.21
8.0.150.0090.00017.10
8.0.140.0040.00417.09
8.0.130.0000.00513.46
8.0.120.0080.00017.08
8.0.110.0020.00517.18
8.0.100.0070.00017.04
8.0.90.0040.00417.16
8.0.80.0100.00617.07
8.0.70.0020.00517.03
8.0.60.0030.00517.21
8.0.50.0070.00017.02
8.0.30.0200.00717.24
8.0.20.0100.00917.40
8.0.10.0000.00717.25
8.0.00.0060.01216.90
7.4.330.0000.00515.03
7.4.320.0030.00316.73
7.4.300.0030.00316.84
7.4.290.0030.00316.75
7.4.280.0000.00816.79
7.4.270.0000.00816.81
7.4.260.0070.00016.73
7.4.250.0050.00316.76
7.4.240.0020.00616.69
7.4.230.0030.00316.82
7.4.220.0090.01216.59
7.4.210.0120.00916.76
7.4.200.0050.00216.91
7.4.160.0060.01016.56
7.4.150.0150.00417.40
7.4.140.0140.00817.86
7.4.130.0090.00816.77
7.4.120.0050.01216.74
7.4.110.0100.00716.62
7.4.100.0070.01116.91
7.4.90.0130.00416.79
7.4.80.0060.01619.39
7.4.70.0060.01016.85
7.4.60.0090.00716.82
7.4.50.0040.00416.73
7.4.40.0080.00816.84
7.4.30.0100.01316.84
7.4.00.0030.01115.12
7.3.330.0030.00313.59
7.3.320.0000.00613.55
7.3.310.0070.00016.57
7.3.300.0030.00316.62
7.3.290.0080.00816.54
7.3.280.0080.01016.53
7.3.270.0100.00717.40
7.3.260.0100.00716.80
7.3.250.0080.01216.74
7.3.240.0080.01116.72
7.3.230.0090.01216.77
7.3.210.0120.00416.90
7.3.200.0130.00519.39
7.3.190.0030.01716.72
7.3.180.0100.01016.73
7.3.170.0150.00516.66
7.3.160.0080.00816.69
7.2.330.0030.01517.08
7.2.320.0150.00316.71
7.2.310.0060.01216.73
7.2.300.0060.01216.99
7.2.290.0150.00916.84
7.2.60.0090.00617.15
7.2.00.0060.00919.59
7.1.200.0060.00615.77
7.1.100.0060.00618.48
7.1.70.0030.01017.45
7.1.60.0090.00919.46
7.1.50.0200.01734.79
7.1.00.0030.07722.48
7.0.200.0000.00916.88
7.0.140.0130.05021.98
7.0.100.0100.08320.04
7.0.90.0100.07720.00
7.0.80.0030.04719.91
7.0.70.0030.09019.96
7.0.60.0100.08020.00
7.0.50.0100.07720.26
7.0.40.0070.07020.13
7.0.30.0130.04320.15
7.0.20.0130.08320.00
7.0.10.0070.07020.07
7.0.00.0070.04720.12
5.6.280.0000.07721.02
5.6.250.0100.08320.63
5.6.240.0130.04320.63
5.6.230.0030.05320.47
5.6.220.0070.06020.52
5.6.210.0130.07320.66
5.6.200.0030.09021.18
5.6.190.0130.07721.07
5.6.180.0170.07320.93
5.6.170.0070.08321.08
5.6.160.0130.04720.99
5.6.150.0100.08020.95
5.6.140.0070.07721.07
5.6.130.0070.05021.05
5.6.120.0030.05021.01
5.6.110.0100.08321.02
5.6.100.0170.07321.04
5.6.90.0100.07021.00
5.6.80.0170.07320.50
5.6.70.0070.08320.56
5.6.60.0100.08720.33
5.6.50.0100.08320.46
5.6.40.0170.07320.36
5.6.30.0030.05020.48
5.6.20.0100.04720.38
5.6.10.0030.08720.42
5.6.00.0170.06020.39
5.5.380.0130.04720.36
5.5.370.0070.08320.43
5.5.360.0030.08720.35
5.5.350.0070.08720.42
5.5.340.0070.08320.91
5.5.330.0070.08320.77
5.5.320.0130.05720.77
5.5.310.0100.07320.93
5.5.300.0130.07720.88
5.5.290.0070.08320.88
5.5.280.0130.08020.91
5.5.270.0000.08020.86
5.5.260.0070.08320.77
5.5.250.0130.06020.54
5.5.240.0170.04720.20
5.5.230.0100.07720.20
5.5.220.0070.07320.27
5.5.210.0100.05020.28
5.5.200.0200.07020.25
5.5.190.0130.06720.18
5.5.180.0070.08020.23
5.5.160.0070.04720.29
5.5.150.0100.06020.27
5.5.140.0030.06720.16
5.5.130.0170.04020.28
5.5.120.0070.07320.29
5.5.110.0070.06320.14
5.5.100.0030.08020.05
5.5.90.0030.08719.98
5.5.80.0030.08020.17
5.5.70.0100.07720.08
5.5.60.0000.07020.07
5.5.50.0130.04320.14
5.5.40.0100.07720.16
5.5.30.0030.06019.95
5.5.20.0100.07320.14
5.5.10.0130.07020.09
5.5.00.0100.07720.00
5.4.450.0070.04719.38
5.4.440.0070.08019.55
5.4.430.0130.07319.36
5.4.420.0030.08319.20
5.4.410.0000.07719.07
5.4.400.0070.07718.86
5.4.390.0130.07319.21
5.4.380.0100.04019.09
5.4.370.0100.08019.09
5.4.360.0030.08019.13
5.4.350.0100.07319.14
5.4.340.0100.07319.21
5.4.320.0100.07019.04
5.4.310.0130.07719.18
5.4.300.0100.05719.09
5.4.290.0130.06019.23
5.4.280.0070.04319.12
5.4.270.0070.07019.13
5.4.260.0000.05719.18
5.4.250.0100.07318.95
5.4.240.0070.07319.22
5.4.230.0230.05019.22
5.4.220.0070.07718.87
5.4.210.0130.06719.04
5.4.200.0070.07319.09
5.4.190.0100.04719.02
5.4.180.0070.07718.86
5.4.170.0030.08019.03
5.4.160.0070.08019.03
5.4.150.0000.08319.11
5.4.140.0130.05716.46
5.4.130.0000.07716.41
5.4.120.0070.08016.19
5.4.110.0070.06016.32
5.4.100.0100.06716.56
5.4.90.0100.04316.45
5.4.80.0130.06316.36
5.4.70.0070.05016.54
5.4.60.0030.05016.46
5.4.50.0130.06716.33
5.4.40.0030.05016.42
5.4.30.0070.06716.41
5.4.20.0070.04016.32
5.4.10.0130.05316.47
5.4.00.0130.07015.75
5.3.290.0030.08014.80
5.3.280.0000.07014.60
5.3.270.0070.07014.62
5.3.260.0030.05014.67
5.3.250.0070.07714.54
5.3.240.0000.08714.59
5.3.230.0100.06014.63
5.3.220.0030.04314.69
5.3.210.0070.05014.55
5.3.200.0070.08014.63
5.3.190.0200.06014.68
5.3.180.0100.07714.63
5.3.170.0170.06714.62
5.3.160.0070.07714.62
5.3.150.0030.07314.59
5.3.140.0070.07314.48
5.3.130.0100.07314.62
5.3.120.0070.08014.61
5.3.110.0100.07014.64
5.3.100.0000.05014.00
5.3.90.0100.07014.09
5.3.80.0070.07714.07
5.3.70.0030.05014.16
5.3.60.0100.07014.04
5.3.50.0070.06713.98
5.3.40.0000.07713.95
5.3.30.0070.06314.00
5.3.20.0030.08013.82
5.3.10.0130.07013.76
5.3.00.0030.05313.56
5.2.170.0100.04711.04
5.2.160.0030.05711.21
5.2.150.0030.06711.18
5.2.140.0000.06311.07
5.2.130.0030.05011.10
5.2.120.0030.06311.01
5.2.110.0030.06011.22
5.2.100.0130.03710.96
5.2.90.0000.06711.23
5.2.80.0170.05311.12
5.2.70.0070.03011.21
5.2.60.0130.05311.16
5.2.50.0000.03711.14
5.2.40.0070.04710.92
5.2.30.0000.03011.01
5.2.20.0070.02711.10
5.2.10.0100.02010.81
5.2.00.0030.02710.75
5.1.60.0000.03010.07
5.1.50.0030.02310.07
5.1.40.0070.02310.05
5.1.30.0070.02310.46
5.1.20.0030.02310.18
5.1.10.0070.02010.08
5.1.00.0030.0309.92
5.0.50.0070.0179.79
5.0.40.0000.0209.79
5.0.30.0030.0309.79
5.0.20.0000.0239.79
5.0.10.0000.0239.79
5.0.00.0000.0339.79
4.4.90.0030.0339.79
4.4.80.0070.0309.79
4.4.70.0030.0309.79
4.4.60.0000.0309.79
4.4.50.0030.0139.79
4.4.40.0030.0239.79
4.4.30.0000.0179.79
4.4.20.0000.0179.79
4.4.10.0000.0309.79
4.4.00.0070.0209.79
4.3.110.0000.0179.79
4.3.100.0000.0179.79
4.3.90.0030.0139.79
4.3.80.0000.0279.79
4.3.70.0000.0179.79
4.3.60.0000.0179.79
4.3.50.0130.0279.79
4.3.40.0000.0239.79
4.3.30.0000.0209.79
4.3.20.0000.0209.79
4.3.10.0000.0209.79
4.3.00.0000.0179.79

preferences:
45.8 ms | 401 KiB | 5 Q