Online PHP editor | rfc for n1QTo

@ 2012-08-11T22:06:39Z

<?php
	$strings = "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";

$lines = explode("\n", $strings);
$array = array();

$depth = 0;
foreach($lines as $line) {
	$values = explode(' / ', $line);
    // find out how deep we have to go
	if(count($values) > $depth) {
        $depth = count($values) - 1;
    }
}

for($i = 0; $i < $depth; $i++) {
    // run through lines
	foreach($lines as $line) {
        $values = explode(' / ', $line);
        if(isset($values[$i]) && !in_array($values[$i], $array))	$array[] = $values[$i];
    }
}

var_dump($array);

Output for git.master, git.master_jit, rfc.property-hooks: array(7) { [0]=> string(8) "Football" [1]=> string(6) "Hockey" [2]=> string(7) "Fechten" [3]=> string(7) "Germany" [4]=> string(7) "England" [5]=> string(13) "Meisterschaft" [6]=> string(11) "Weltmeister" }

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