php metaphone() function analysis, phpmetaphone_PHP tutorial

php metaphone() function analysis, phpmetaphone

php metaphone() function calculates the metaphone key of a string. This article introduces the basic usage of php metaphone() function to coders. Coders who need it can refer to the methods and examples in this article.

Definition and usage

The metaphone() function calculates the metaphone key of a string.

The metaphone key represents the English pronunciation of the string.

The metaphone() function can be used in spell checkers.

Note: The metaphone() function creates the same key for words that sound similar.

Note: The generated metaphone keys are of variable length.

Tip: metaphone() is more precise than the soundex() function because metaphone() understands the basic rules of English pronunciation.

Grammar

metaphone(string,length)

Technical details

Example

Example 1

Use the metaphone() function for two words that sound similar:

<?php
$str = "Assistance";
$str2 = "Assistants";

echo metaphone($str);
echo "<br>";
echo metaphone($str2);
?>

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Example 2

Use length parameter:

<?php
$str = "Assistance";
$str2 = "Assistants";

echo metaphone($str,5);
echo "<br>";
echo metaphone($str2,5);
?>

Run online

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