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Search - do two words look or sound the same?
String Handling in PHP example from a Well House Consultants training course
More on String Handling in PHP [link]

This example is described in the following article(s):
   • How similar are two words - [link]
   • Hot answers in PHP - [link]

If you're searching for a page where you can try this code, select here

This example references the following resources:

Source code: stdist.php Module: H107
<head><title>How different are two words?</title></head>
<body><h1>Difference between two words</h1>
if ($_REQUEST[first] and $_REQUEST[second]) {
$first $_REQUEST[first];
$second $_REQUEST[second];

$ident levenshtein($first,$second);

$meta1 metaphone($first);
$meta2 metaphone($second);

"<b>Comparing ".htmlspecialchars($first);
" and ".htmlspecialchars($second)."</b><br>";

if (
$ident) {
"Words are $ident levenshtein steps out<br>";
    if (
$meta1 == $meta2) {
"But they sound the same (metaphone $meta1)\n";
    } else {
$id levenshtein($meta1,$meta2);
"They sound different too - metaphones ";
"$meta1 and $meta2 are $id steps out\n";
} else {
"Words are identical\n";
} else {
if (
$_REQUEST[first] or $_REQUEST[second]) {
"You are required to complete BOTH boxes<br><br>";
<br>Please enter two similar words onto this form and I'll tell you how
many steps it would need to change one into the other (the Levenshtein
distance between them) and also if they sound the same (a comparison
of the Metaphones).<br><br><center><form><table>
<tr><td>First word</td><td><input name=first></td></tr>
<tr><td>Second word</td><td><input name=second><br></td></tr>
<tr><td>&nbsp;</td><td><input type=submit></td></tr>
Read <a href=http://www.wellho.net/mouth/642_.html>more about this demo</a>
on <a href=http://www.wellho.net/horse/>the Horse's mouth</a>, or learn
more about <a href=http://www.wellho.net/resources/H107.html>string handling
in PHP</a> and <a href=http://www.wellho.net/resources/H999.html>other PHP
Copyright <a href=http://www.wellho.net>Well House Consultants</a>,
<?= date ("Y"?>

Learn about this subject
This module and example are covered on the following public courses:
 * Learning to program in PHP
 * PHP Programming
 * Beginning PHP - weekend course / hobby / club / leisure users
 * PHP Programming
 * Learning to program in PHP
Also available on on site courses for larger groups

Books covering this topic
Yes. We have over 700 books in our library. Books covering PHP are listed here and when you've selected a relevant book we'll link you on to Amazon to order.

Other Examples
This example comes from our "String Handling in PHP" training module. You'll find a description of the topic and some other closely related examples on the "String Handling in PHP" module index page.

Full description of the source code
You can learn more about this example on the training courses listed on this page, on which you'll be given a full set of training notes.

Many other training modules are available for download (for limited use) from our download centre under an Open Training Notes License.

Other resources
• Our Solutions centre provides a number of longer technical articles.
• Our Opentalk forum archive provides a question and answer centre.
The Horse's mouth provides a daily tip or thought.
• Further resources are available via the resources centre.
• All of these resources can be searched through through our search engine
• And there's a global index here.

Purpose of this website
This is a sample program, class demonstration or answer from a training course. It's main purpose is to provide an after-course service to customers who have attended our public private or on site courses, but the examples are made generally available under conditions described below.

Web site author
This web site is written and maintained by Well House Consultants.

Conditions of use
Past attendees on our training courses are welcome to use individual examples in the course of their programming, but must check the examples they use to ensure that they are suitable for their job. Remember that some of our examples show you how not to do things - check in your notes. Well House Consultants take no responsibility for the suitability of these example programs to customer's needs.

This program is copyright Well House Consultants Ltd. You are forbidden from using it for running your own training courses without our prior written permission. See our page on courseware provision for more details.

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