PHP | soundex() Function

PHP soundex() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP soundex() Function.

The built-in soundex() Function calculates the soundex key of a string.

The soundex key is a four characters long alphanumeric string (starting with a letter) that represents the English pronunciation of the given string.


Following below is the syntax to use this function -

string soundex ( string $str )

Parameter Details

Sr.NoParameters & Description


It contains the information about input string

Return Value

This PHP function returns the soundex key as a string.


Try out the example below -

   $input = "webdesigntutorialz";
   echo soundex($input);


When the above code is executed, it will produce the following result -


Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we will be studying about the PHP sprintf() Function.

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