在PHP中删除两个或多个字符串文本之间的重复单词

$text = "This is a sample sample text";
$words = explode(" ", $text);

$uniqueWords = array_unique($words);

$newText = implode(" ", $uniqueWords);

$text = "This is a sample sample text";
$words = explode(" ", $text);
$uniqueWords = array_unique($words);
$newText = implode(" ", $uniqueWords);

echo $newText;