Change Title Case Using String Functions Being Ucwords

there any php functions that are used to convert a string into upper case, lower case or title case. For this time I just want to discuss ucwords function. Ucwords function is a function that is used to change the characters of a string to title case form

Syntax of function ucwords:
$ output = ucwords ($ change);
variable $ output is a place used for storing strings that have been dibuah by ucwords function.
The variable $ change is a string that want dichange into title case.
Source code (save it as ucwords.php):

   1:  <title>ucwords</title>

   2:  <center>

   3:  <form action="ucwords.php" method="get">

   4:    <table width="222" border="0">

   5:      <tr>

   6:        <td width="68">sentence</td>

   7:        <td width="144"><input type="text" name="sentence" value="&lt;?php echo $_GET[sentence]; ?>" /></td>

   8:      </tr>

   9:      <tr>

  10:        <td colspan="2" align="center"><input type="submit" name="submit" value="process" /></td>

  11:        </tr>

  12:    </table>

  13:  </form>

  14:  <?php

  15:  if ($_GET[submit]=="process") {

  16:  ?>

  17:  sentence<b><?php echo $_GET[sentence]; ?></b> after using the function becomes ucwords berchange

  18:  <?php

  19:  $sentence=ucwords($_GET[sentence]);

  20:  echo "&lt;b>$sentence</b>";

  21:  }

  22:  ?>

  23:  </center>

sentence

<?php
if ($_GET[submit]=="process") {
?>sentence<?php echo $_GET[sentence]; ?> after using the function becomes ucwords berchange  The above is a preview, the extension must php