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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL uopz >= 1.0.0)
uopz_redefine — Redefine a constant
$class
, string $constant
, mixed $value
)$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 ;
?>
以上例程的输出类似于:
1000