php比較相似字串

1. 比對相似的字串 similar_text($str1, $str2)
   //測試性名陣列
$names = array('Robert Smith','Bobby Smythe','Roberto Thithe', 'Robin Smith');

//檢查相似程度
foreach($names as $name){
similar_text($name, 'Roberto Smythi', $percent);
echo "{$name} = {$percent}%\n";
}
//result
//Robert Smith = 88%
//Bobby Smythe = 64%
//Roberto Thithe = 74.074074074074%
//Robin Smith' = 66.66666666667%
2. levenshtei()

See Also

• soundex() - Calculate the soundex key of a string