3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* @link http://stackoverflow.com/q/15931375/2261774 */ error_reporting(~0); $array = array( array('Jan 2010', 65.75), array('Jan 2010', 211.05), array('Jan 2010', 582.7), array('Feb 2010', 136.3), array('Feb 2010', 215.32), array('Feb 2010', 413.9), array('Mar 2010', 156.35), array('Mar 2010', 210.54), array('Mar 2010', 585.15), array('Apr 2010', 126.1), array('Apr 2010', 255.47), array('Apr 2010', 329.1), array('May 2010', 109), array('May 2010', 170), array('May 2010', 716.7), ); foreach($array as $key => &$entry) { list($month, $value) = $entry; if (isset($ptr[$month])) { $ptr[$month][] = $value; unset($array[$key]); } else { $ptr[$month] = &$entry; } } unset($ptr); print_r($array);

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)
8.3.60.0150.00616.50
8.3.50.0130.00518.21
8.3.40.0070.01418.79
8.3.30.0070.00718.79
8.3.20.0080.00018.77
8.3.10.0090.00020.36
8.3.00.0040.00419.38
8.2.180.0110.00718.29
8.2.170.0060.00922.96
8.2.160.0080.00821.18
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0090.00018.74
8.2.110.0030.00620.91
8.2.100.0060.00617.91
8.2.90.0000.01019.33
8.2.80.0030.00519.29
8.2.70.0110.00017.63
8.2.60.0060.00317.93
8.2.50.0080.00018.07
8.2.40.0000.00818.30
8.2.30.0040.00418.03
8.2.20.0030.00519.34
8.2.10.0000.00717.62
8.2.00.0050.00217.62
8.1.280.0170.00325.92
8.1.270.0030.00523.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.00322.54
8.1.230.0040.00721.03
8.1.220.0000.00817.78
8.1.210.0060.00319.10
8.1.200.0000.00917.36
8.1.190.0040.00417.53
8.1.180.0090.00018.10
8.1.170.0000.00818.79
8.1.160.0000.00818.81
8.1.150.0040.00418.72
8.1.140.0040.00417.41
8.1.130.0000.00717.77
8.1.120.0030.00317.46
8.1.110.0040.00417.46
8.1.100.0070.00017.52
8.1.90.0080.00017.47
8.1.80.0040.00317.33
8.1.70.0040.00417.46
8.1.60.0000.00817.55
8.1.50.0040.00417.49
8.1.40.0060.00317.59
8.1.30.0000.00917.69
8.1.20.0030.00617.49
8.1.10.0000.00717.48
8.1.00.0050.00217.49
8.0.300.0020.00519.89
8.0.290.0040.00416.75
8.0.280.0070.00018.38
8.0.270.0040.00417.16
8.0.260.0030.00516.80
8.0.250.0040.00416.97
8.0.240.0040.00416.85
8.0.230.0030.00316.95
8.0.220.0070.00016.73
8.0.210.0030.00516.85
8.0.200.0030.00316.81
8.0.190.0000.00816.98
8.0.180.0070.00016.89
8.0.170.0050.00516.72
8.0.160.0030.00316.81
8.0.150.0080.00016.88
8.0.140.0040.00416.84
8.0.130.0000.00613.25
8.0.120.0020.00516.76
8.0.110.0040.00416.83
8.0.100.0030.00616.76
8.0.90.0070.00016.75
8.0.80.0120.00916.84
8.0.70.0050.00216.85
8.0.60.0000.00816.93
8.0.50.0080.00016.70
8.0.30.0160.00417.04
8.0.20.0050.01416.96
8.0.10.0050.00317.03
8.0.00.0100.00816.68
7.4.330.0060.00012.94
7.4.320.0030.00316.43
7.4.300.0000.00616.59
7.4.290.0000.00716.59
7.4.280.0040.00416.61
7.4.270.0040.00416.41
7.4.260.0000.00513.20
7.4.250.0080.00016.50
7.4.240.0030.00416.56
7.4.230.0030.00316.49
7.4.220.0090.00916.56
7.4.210.0040.01116.43
7.4.200.0000.00716.70
7.4.190.0000.00816.76
7.4.160.0070.00716.54
7.4.150.0070.01016.52
7.4.140.0090.01116.38
7.4.130.0140.00416.70
7.4.120.0100.00716.50
7.4.110.0070.01716.55
7.4.100.0100.00716.47
7.4.90.0140.00416.46
7.4.80.0090.01219.39
7.4.70.0000.01616.32
7.4.60.0100.00716.55
7.4.50.0000.00616.27
7.4.40.0000.01316.44
7.4.30.0090.00616.68
7.4.00.0070.00715.08
7.3.330.0060.00013.23
7.3.320.0030.00313.19
7.3.310.0070.00016.39
7.3.300.0000.00716.17
7.3.290.0080.00616.33
7.3.280.0100.00916.29
7.3.270.0090.00916.46
7.3.260.0100.01316.27
7.3.250.0080.00816.32
7.3.240.0080.00816.46
7.3.230.0110.00516.55
7.3.210.0080.00816.49
7.3.200.0090.01216.52
7.3.190.0100.01016.50
7.3.180.0030.01316.39
7.3.170.0100.00616.58
7.3.160.0080.00816.41
7.3.120.0030.01214.99
7.2.330.0180.00016.71
7.2.320.0180.00016.66
7.2.310.0030.01316.60
7.2.300.0170.00416.45
7.2.290.0090.00916.82
7.2.60.0000.01216.97
7.2.00.0070.00719.59
7.1.200.0040.00715.57
7.1.100.0040.00717.77
7.1.70.0130.00317.14
7.1.60.0060.01219.31
7.1.50.0040.01516.79
7.1.00.0000.04022.39
7.0.200.0000.00716.92
7.0.140.0170.06322.09
7.0.120.0030.07322.01
7.0.60.0070.08719.91
7.0.50.0030.04717.89
7.0.40.0130.07720.18
7.0.30.0270.08320.19
7.0.20.0270.07720.23
7.0.10.0130.07320.06
7.0.00.0070.08320.16
5.6.280.0000.08021.08
5.6.210.0100.06720.77
5.6.200.0030.05318.27
5.6.190.0070.05320.67
5.6.180.3800.04320.61
5.6.170.0230.08320.48
5.6.160.0100.04020.50
5.6.150.0100.06018.18
5.6.140.0130.04718.11
5.6.130.0070.08318.23
5.6.120.0030.09321.01
5.6.110.0030.04320.95
5.6.100.0100.05721.14
5.6.90.0100.07320.96
5.6.80.0070.08720.51
5.6.70.4200.04020.47
5.5.350.0070.08020.44
5.5.340.0100.07317.96
5.5.330.0070.08320.37
5.5.320.0230.06020.26
5.5.310.0270.05320.35
5.5.300.0130.06718.05
5.5.290.0000.04717.95
5.5.280.0070.04020.65
5.5.270.0100.05320.96
5.5.260.0170.08320.66
5.5.250.0200.07020.78
5.5.240.0030.07320.20
5.4.450.0100.08019.32
5.4.440.0170.05719.17
5.4.430.0000.05019.57
5.4.420.0100.07719.26
5.4.410.0100.05019.34
5.4.400.0070.03719.00
5.4.390.0030.08319.15
5.4.380.0130.07319.08
5.4.370.0100.05719.23
5.4.360.0130.05319.15
5.4.350.0100.06319.16
5.4.340.0000.05719.09
5.4.320.0100.06719.24
5.4.310.0100.07719.12
5.4.300.0070.08018.85
5.4.290.0030.06019.07
5.4.280.0030.05319.15
5.4.270.0100.07719.14
5.4.260.0000.08018.92
5.4.250.0030.04719.14
5.4.240.0030.08319.20
5.4.230.0170.03319.23
5.4.220.0100.04018.86
5.4.210.0030.04019.23
5.4.200.0070.05718.97
5.4.190.0170.03718.98
5.4.180.0070.04719.23
5.4.170.0030.04718.86
5.4.160.0130.07319.12
5.4.150.0030.04719.18
5.4.140.0030.03716.44
5.4.130.0100.07316.41
5.4.120.0100.05716.54
5.4.110.0170.06016.30
5.4.100.0030.07716.30
5.4.90.0070.03316.46
5.4.80.0070.07016.28
5.4.70.0030.05016.30
5.4.60.0030.04316.43
5.4.50.0000.04316.36
5.4.40.0030.03716.25
5.4.30.0030.04016.43
5.4.20.0070.03016.64
5.4.10.0030.03316.39
5.4.00.0100.03715.95
5.3.290.0070.07314.83
5.3.280.0030.04714.66
5.3.270.0030.05014.62
5.3.260.0070.07714.68
5.3.250.0130.06714.77
5.3.240.0170.06314.63
5.3.230.0070.03714.60
5.3.220.0030.04314.50
5.3.210.0100.04314.62
5.3.200.0100.06714.62
5.3.190.0030.08014.57
5.3.180.0100.06014.49
5.3.170.0170.06314.62
5.3.160.0030.08314.57
5.3.150.0070.03314.61
5.3.140.0000.04014.61
5.3.130.0070.03314.45
5.3.120.0000.04014.56
5.3.110.0000.04714.60
5.3.100.0100.03014.05
5.3.90.0030.04014.18
5.3.80.0000.03714.08
5.3.70.0030.03714.03
5.3.60.0000.03714.16
5.3.50.0030.03313.96
5.3.40.0070.03014.02
5.3.30.0030.03313.91
5.3.20.0070.03713.75
5.3.10.0000.04013.63
5.3.00.0030.04713.68
5.2.170.0030.03011.10
5.2.160.0000.03011.05
5.2.150.0000.03011.32
5.2.140.0000.03011.16
5.2.130.0070.02311.12
5.2.120.0000.03011.11
5.2.110.0030.02711.18
5.2.100.0070.02311.11
5.2.90.0000.03311.06
5.2.80.0000.03711.10
5.2.70.0000.03011.05
5.2.60.0000.03010.95
5.2.50.0000.03011.02
5.2.40.0070.02311.00
5.2.30.0000.03010.98
5.2.20.0030.03011.12
5.2.10.0000.03011.03
5.2.00.0070.02710.72
5.1.60.0100.02010.06
5.1.50.0000.0279.91
5.1.40.0030.02310.06
5.1.30.0000.02710.32
5.1.20.0070.02310.29
5.1.10.0030.02310.10
5.1.00.0000.02710.10
5.0.50.0000.0208.54
5.0.40.0030.0208.40
5.0.30.0000.0308.26
5.0.20.0000.0208.23
5.0.10.0000.0208.33
5.0.00.0000.0308.20
4.4.90.0000.0177.92
4.4.80.0000.0177.92
4.4.70.0030.0137.92
4.4.60.0000.0177.92
4.4.50.0000.0177.92
4.4.40.0000.0237.92
4.4.30.0000.0177.92
4.4.20.0000.0177.92
4.4.10.0070.0107.92
4.4.00.0000.0277.92
4.3.110.0000.0137.92
4.3.100.0000.0177.92
4.3.90.0000.0237.92
4.3.80.0030.0207.92
4.3.70.0000.0137.92
4.3.60.0070.0107.92
4.3.50.0030.0137.92
4.3.40.0030.0237.92
4.3.30.0000.0177.92
4.3.20.0000.0177.92
4.3.10.0000.0177.92
4.3.00.0000.0177.92

preferences:
48.29 ms | 401 KiB | 5 Q