3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Football / Germany / 1.Liga Football / Germany / 1.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / Germany / 2.Liga Football / England / 1.Liga Football / England / 1.Liga Football / England / 2.Liga Football / England / 2.Liga Football / England / 3.Liga Hockey / Germany / 1.Liga Hockey / Germany / 1.Liga Hockey / Germany / 2.Liga Fechten / Meisterschaft Fechten / Meisterschaft Fechten / Weltmeister"; class ArrayStacker { public function stackArray($string) { $array = $this->splitString($string); $stackedArray = array(); foreach($array as $row) { $stackedArray = array_merge_recursive($stackedArray, $this->_stack($row)); } return $stackedArray; } /** * Split the whole string into a big array * * @param string $string * @return array */ protected function splitString($string) { $lines = explode("\n", $string); $i = 0; $array = array(); foreach($lines as $line) { $values = explode(' / ', $line); foreach($values as $v => $value) { $values[$v] = trim($value); // make sure we got no whitespaces } $array[$i] = $values; $i++; } return $array; } /** * Build a stacked array * * @param array $array unstacked array * @return stacked array */ protected function _stack($array) { $stackedArray = array(); $key = array_shift($array); if(count($array) == 1) { $stackedArray[$key] = $array[0]; // that's a single value } else { $stackedArray[$key] = $this->_stack($array); } return $stackedArray; } } $arrayStacker = new ArrayStacker(); var_dump($arrayStacker->stackArray($string));

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)
8.3.40.0070.01118.67
8.3.30.0040.01119.09
8.3.20.0080.00020.21
8.3.10.0040.00422.09
8.3.00.0040.00422.28
8.2.170.0140.00022.96
8.2.160.0120.00320.86
8.2.150.0030.00524.18
8.2.140.0130.00324.66
8.2.130.0030.00526.16
8.2.120.0000.00819.48
8.2.110.0030.00622.05
8.2.100.0030.01017.91
8.2.90.0050.00319.22
8.2.80.0000.00818.05
8.2.70.0000.00817.63
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0080.00017.97
8.2.30.0050.00218.20
8.2.20.0040.00417.67
8.2.10.0050.00319.45
8.2.00.0020.00517.68
8.1.270.0040.00423.92
8.1.260.0050.00326.35
8.1.250.0180.00028.09
8.1.240.0060.00323.91
8.1.230.0070.00319.03
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0080.00017.53
8.1.180.0040.00418.10
8.1.170.0050.00318.66
8.1.160.0050.00322.04
8.1.150.0080.00418.55
8.1.140.0000.00917.54
8.1.130.0070.00017.85
8.1.120.0040.00417.54
8.1.110.0000.00717.51
8.1.100.0050.00317.40
8.1.90.0000.00717.46
8.1.80.0030.00317.55
8.1.70.0030.00317.42
8.1.60.0090.00017.51
8.1.50.0030.00617.53
8.1.40.0000.00817.59
8.1.30.0090.00017.69
8.1.20.0030.00517.54
8.1.10.0040.00417.63
8.1.00.0040.00417.56
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0080.00018.38
8.0.270.0000.00717.21
8.0.260.0040.00416.82
8.0.250.0000.00717.02
8.0.240.0070.00016.95
8.0.230.0040.00416.89
8.0.220.0030.00316.94
8.0.210.0030.00316.92
8.0.200.0000.00717.05
8.0.190.0060.00316.99
8.0.180.0000.00817.00
8.0.170.0060.00316.84
8.0.160.0040.00416.80
8.0.150.0070.00016.76
8.0.140.0000.00716.85
8.0.130.0000.00613.40
8.0.120.0000.00816.91
8.0.110.0070.00016.83
8.0.100.0040.00416.88
8.0.90.0040.00417.04
8.0.80.0030.01316.99
8.0.70.0040.00416.99
8.0.60.0000.00716.89
8.0.50.0050.00316.96
8.0.30.0070.01216.96
8.0.20.0100.01317.40
8.0.10.0000.00817.04
8.0.00.0110.01016.72
7.4.330.0030.00315.00
7.4.320.0060.00016.44
7.4.300.0000.00616.55
7.4.290.0000.00716.57
7.4.280.0030.00516.48
7.4.270.0080.00316.68
7.4.260.0040.00416.61
7.4.250.0050.00316.50
7.4.240.0010.00716.48
7.4.230.0080.00016.40
7.4.220.0130.01016.62
7.4.210.0070.00816.57
7.4.200.0030.00316.38
7.4.190.0000.00716.79
7.4.160.0070.01016.59
7.4.150.0070.01117.40
7.4.140.0100.00717.86
7.4.130.0110.00616.63
7.4.120.0060.01316.56
7.4.110.0090.00916.45
7.4.100.0120.01016.68
7.4.90.0070.01116.54
7.4.80.0130.01216.43
7.4.70.0100.00916.61
7.4.60.0140.00716.53
7.4.50.0000.00516.24
7.4.40.0090.00922.77
7.4.30.0100.00616.46
7.4.00.0070.00714.71
7.3.330.0050.00013.30
7.3.320.0030.00313.12
7.3.310.0040.00416.41
7.3.300.0070.00016.38
7.3.290.0000.01416.37
7.3.280.0100.01016.37
7.3.270.0040.01517.40
7.3.260.0080.01116.36
7.3.250.0130.01016.52
7.3.240.0080.00816.39
7.3.230.0060.01216.55
7.3.210.0150.00316.33
7.3.200.0090.01219.39
7.3.190.0040.01216.52
7.3.180.0060.01016.64
7.3.170.0080.00816.58
7.3.160.0130.00416.44
7.3.120.0130.00314.96
7.2.330.0090.00916.87
7.2.320.0070.01316.82
7.2.310.0050.01516.83
7.2.300.0170.01016.70
7.2.290.0080.00816.50
7.2.00.0030.01319.23
7.1.100.0070.00718.22
7.1.70.0030.00816.90
7.1.60.0040.01119.82
7.1.50.0070.01416.64
7.1.00.0070.07322.57
7.0.200.0000.00716.50
7.0.140.0030.07322.11
7.0.90.0100.07720.03
7.0.80.0100.05720.00
7.0.70.0430.08320.16
7.0.60.0030.05319.91
7.0.50.0100.08020.31
7.0.40.0130.08020.07
7.0.30.0230.07320.00
7.0.20.0070.05320.14
7.0.10.0030.09020.09
7.0.00.0070.08720.12
5.6.230.0100.06720.63
5.6.220.0070.08320.59
5.6.210.0030.04720.58
5.6.200.0130.04321.05
5.6.190.0100.07721.17
5.6.180.0100.06321.04
5.6.170.0100.07720.96
5.6.160.0130.08021.06
5.6.150.0070.08020.99
5.6.140.0030.05021.08
5.6.130.0100.08321.03
5.6.120.0070.04021.09
5.6.110.0000.04721.06
5.6.100.0030.05021.11
5.6.90.0000.06721.02
5.6.80.0100.06720.41
5.6.70.0100.03720.41
5.6.60.0030.08020.47
5.6.50.0070.05020.41
5.6.40.0030.08320.36
5.6.30.0100.06020.38
5.6.20.0100.03320.44
5.6.10.0030.05320.44
5.6.00.0070.04720.41
5.5.370.0070.08020.56
5.5.360.0070.05320.35
5.5.350.0030.08720.46
5.5.340.0030.04720.81
5.5.330.0030.07320.79
5.5.320.0100.08020.89
5.5.310.0100.07020.82
5.5.300.0030.04320.89
5.5.290.0130.06320.87
5.5.280.0070.04720.74
5.5.270.0030.04320.84
5.5.260.0100.04020.83
5.5.250.0000.04020.63
5.5.240.0070.03720.27
5.5.230.0030.04020.27
5.5.220.0070.07720.14
5.5.210.0070.07320.16
5.5.200.0000.04320.01
5.5.190.0100.07320.29
5.5.180.0100.03020.14
5.5.160.0070.03320.23
5.5.150.0000.04020.24
5.5.140.0070.04020.24
5.5.130.0070.03720.23
5.5.120.0130.03020.15
5.5.110.0030.04020.18
5.5.100.0030.04020.08
5.5.90.0100.03719.96
5.5.80.0100.04320.08
5.5.70.0030.04320.16
5.5.60.0100.03320.07
5.5.50.0030.04319.95
5.5.40.0030.04020.11
5.5.30.0070.03720.04
5.5.20.0070.03720.04
5.5.10.0100.03320.02
5.5.00.0030.04320.14
5.4.450.0030.04719.37
5.4.440.0030.04019.38
5.4.430.0070.03719.18
5.4.420.0030.04019.53
5.4.410.0000.03719.29
5.4.400.0030.03719.10
5.4.390.0070.03719.15
5.4.380.0030.08019.03
5.4.370.0070.07019.04
5.4.360.0070.03718.85
5.4.350.0100.06019.13
5.4.340.0030.04019.04
5.4.320.0030.04019.09
5.4.310.0070.03719.21
5.4.300.0030.03719.04
5.4.290.0130.03019.17
5.4.280.0100.03019.21
5.4.270.0030.04718.94
5.4.260.0030.04018.84
5.4.250.0030.03718.85
5.4.240.0030.03719.03
5.4.230.0100.04719.02
5.4.220.0070.03719.08
5.4.210.0070.03019.12
5.4.200.0030.04019.11
5.4.190.0070.03719.17
5.4.180.0000.05319.02
5.4.170.0000.04019.11
5.4.160.0000.04019.20
5.4.150.0030.05719.01
5.4.140.0130.03316.21
5.4.130.0070.03016.42
5.4.120.0030.03716.41
5.4.110.0030.03716.39
5.4.100.0030.03716.44
5.4.90.0100.07716.47
5.4.80.0030.07316.50
5.4.70.0100.06716.41
5.4.60.0030.07316.46
5.4.50.0030.07716.49
5.4.40.0070.05316.33
5.4.30.0000.08016.36
5.4.20.0070.07016.33
5.4.10.0070.07316.43
5.4.00.0030.06015.78
5.3.290.0070.03714.66
5.3.280.0000.04714.71
5.3.270.0030.05314.58
5.3.260.0030.04014.78
5.3.250.0030.04014.74
5.3.240.0000.04014.68
5.3.230.0070.03714.61
5.3.220.0070.03314.69
5.3.210.0100.03314.70
5.3.200.0000.03314.62
5.3.190.0100.06714.61
5.3.180.0070.08014.52
5.3.170.0130.06714.64
5.3.160.0070.07714.57
5.3.150.0100.07714.65
5.3.140.0000.08314.60
5.3.130.0070.09314.66
5.3.120.0070.05014.56
5.3.110.0000.08314.52
5.3.100.0000.05714.20
5.3.90.0070.07314.10
5.3.80.0000.07714.10
5.3.70.0130.03314.18
5.3.60.0030.08014.05
5.3.50.0000.06014.07
5.3.40.0030.06714.00
5.3.30.0130.05013.93
5.3.20.0070.05313.64
5.3.10.0030.08713.78
5.3.00.0070.04313.69
5.2.170.0070.06013.59
5.2.160.0200.03313.59
5.2.150.0030.06313.59
5.2.140.0100.05313.59
5.2.130.0030.05313.59
5.2.120.0030.03713.59
5.2.110.0100.02713.59
5.2.100.0030.03713.59
5.2.90.0030.06313.59
5.2.80.0070.05313.59
5.2.70.0000.05013.59
5.2.60.0100.06713.59
5.2.50.0070.05713.59
5.2.40.0070.04013.59
5.2.30.0030.03313.59
5.2.20.0070.06313.59
5.2.10.0030.06013.59
5.2.00.0000.04313.59
5.1.60.0000.03013.59
5.1.50.0070.03713.59
5.1.40.0070.05013.59
5.1.30.0100.05313.59
5.1.20.0070.04713.59
5.1.10.0030.05013.59
5.1.00.0000.04013.59
5.0.50.0000.04013.59
5.0.40.0070.03313.59
5.0.30.0000.07013.59
5.0.20.0000.05013.59
5.0.10.0030.04013.59
5.0.00.0000.05713.59
4.4.90.0030.02713.59
4.4.80.0030.03713.59
4.4.70.0030.02713.59
4.4.60.0030.03313.59
4.4.50.0100.02713.59
4.4.40.0100.04713.59
4.4.30.0030.02013.59
4.4.20.0000.03713.59
4.4.10.0070.02713.59
4.4.00.0000.05713.59
4.3.110.0000.04013.59
4.3.100.0070.03013.59
4.3.90.0030.03313.59
4.3.80.0000.05013.59
4.3.70.0000.03013.59
4.3.60.0070.02013.59
4.3.50.0000.04013.59
4.3.40.0030.04313.59
4.3.30.0030.03713.59
4.3.20.0030.03313.59
4.3.10.0000.03313.59
4.3.00.0030.02713.59

preferences:
47.91 ms | 400 KiB | 5 Q