SwishResult->stem
(PECL swish:0.1-0.3.0)
SwishResult->stem — Stems the given word
說明
array SwishResult->stem
( string $word
)
Warning
本函式是實驗性的。這個函式的行為、名稱、和關於此函式的任何其他文件在未來PHP的發行中可能會在不通知的情況下改變。 使用此函式需自行承擔風險。
Stems the word based on the fuzzy mode used during indexing. Each result object is linked with its index, so the results are based on this index.
參數
- word
-
The word to stem.
Return值
Returns array containing the stemmed word variants (usually just one).
錯誤/例外
Throws SwishException on error.
範例
Example#1 Basic example
<?php
try {
$swish = new Swish("ext/swish/tests/index.swish-e");
$results = $swish->query("testing OR others");
if ($result = $results->nextResult()) {
var_dump($result->stem("testing")); //the results fully depend on the stemmer used in th index
var_dump($result->stem("others"));
}
} catch (SwishException $e) {
echo "Error: ", $e->getMessage(), "\n";
}
?>
上例的輸出類似於：
array(1) { [0]=> string(4) "test" } array(1) { [0]=> string(5) "other" }