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 its 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.
