   #PHP Manual Miscellaneous functions connection_timeout define

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                                   constant

   (PHP 4 >= 4.0.4)
   constant -- Returns the value of a constant

Description

   mixed constant ( string name)

   constant() will return the value of the constant indicated by name.

   constant() is useful if you need to retrieve the value of a constant,
   but do not know it's name. i.e. It is stored in a variable or returned
   by a function.

   Example 1. constant() example
   <?php
   define("MAXSIZE", 100);
   echo MAXSIZE;
   echo constant("MAXSIZE"); // same thing as the previous line
   ?>

   See also define(), defined() and the section on Constants.
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