Calculate the soundex key of "Hello":
The soundex() function calculates the soundex key of a string.
A soundex key is a four character long alphanumeric string that represent English pronunciation of a word.
The soundex() function can be used for spelling applications.
Note: The soundex() function creates the same key for similar sounding words.
Tip: metaphone() is more accurate than soundex(), because metaphone() knows the basic rules of English pronunciation.
|string||Required. Specifies the string to check|
|Return Value:||Returns the soundex key of the string on success, or FALSE on failure.|
Using the soundex() function on two similar sounding words: