Online PHP editor | rfc for XmpX8

@ 2012-08-11T22:39:17Z

<?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));

Output for git.master, git.master_jit, rfc.property-hooks: array(3) { ["Football"]=> array(2) { ["Germany"]=> array(5) { [0]=> string(6) "1.Liga" [1]=> string(6) "1.Liga" [2]=> string(6) "2.Liga" [3]=> string(6) "2.Liga" [4]=> string(6) "2.Liga" } ["England"]=> array(5) { [0]=> string(6) "1.Liga" [1]=> string(6) "1.Liga" [2]=> string(6) "2.Liga" [3]=> string(6) "2.Liga" [4]=> string(6) "3.Liga" } } ["Hockey"]=> array(1) { ["Germany"]=> array(3) { [0]=> string(6) "1.Liga" [1]=> string(6) "1.Liga" [2]=> string(6) "2.Liga" } } ["Fechten"]=> array(3) { [0]=> string(13) "Meisterschaft" [1]=> string(13) "Meisterschaft" [2]=> string(11) "Weltmeister" } }

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

preferences:dark modelive preview