PHP metaphone() Function
 Complete PHP String Reference
Definition and Usage
The metaphone() function calculates the metaphone key of a string.
A metaphone
key represents how a string sounds if said by an English
speaking person.
The metaphone() function can be used for spelling applications.
This function returns the metaphone key of the string on success, or FALSE on failure.
Syntax
| Parameter |
Description |
| string |
Required. Specifies the string to check |
| length |
Optional. Specifies the maximum length of the metaphone key |
Tips and Notes
Note: The metaphone() function creates the same key for similar
sounding words.
Note: The generated metaphone keys vary in length.
Tip: metaphone() is more accurate than the soundex()
function, because metaphone() knows the basic rules of English pronunciation.
Example 1
<?php
echo metaphone("world");
?>
|
The output of the code above will be:
Example 2
In this example we use the metaphone() function on two similar sounding
words:
<?php
$str = "Sun";
$str2 = "Son";
echo metaphone($str);
echo "<br />";
echo metaphone($str2);
?>
|
The output of the code above will be:
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