PHP Manual: Redefine a constant

void uopz_redefine ( string $class , string $constant , mixed $value )

void uopz_redefine ( string $constant , mixed $value )

Redefines the given constant as value

class: The name of the class containing the constant
constant: The name of the constant
value: The new value for the constant, must be a valid type for a constant variable

Example #1 uopz_redefine example


<?php
define("MY", 100);

uopz_redefine("MY", 1000);

echo MY;
?>

The above example will output something similar to: