(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.
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Example 1. constant() example
<php
define ("MAXSIZE", 100);
echo MAXSIZE;
echo constant("MAXSIZE"); // same thing as the previous line
?>
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See also define(), defined() and the section on
Constants.
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