}
- function getWordSets($aWords)
+ function getWordSets($aWords, $iDepth)
{
$aResult = array(array(join(' ',$aWords)));
$sFirstToken = '';
- while(sizeof($aWords) > 1)
- {
- $sWord = array_shift($aWords);
- $sFirstToken .= ($sFirstToken?' ':'').$sWord;
- $aRest = getWordSets($aWords);
- foreach($aRest as $aSet)
+ if ($iDepth < 8) {
+ while(sizeof($aWords) > 1)
{
- $aResult[] = array_merge(array($sFirstToken),$aSet);
+ $sWord = array_shift($aWords);
+ $sFirstToken .= ($sFirstToken?' ':'').$sWord;
+ $aRest = getWordSets($aWords, $iDepth+1);
+ foreach($aRest as $aSet)
+ {
+ $aResult[] = array_merge(array($sFirstToken),$aSet);
+ }
}
}
return $aResult;