runkit_constant_redefine
(PECL runkit >= 0.7.0)
runkit_constant_redefine — Redefine an already defined constant
Description
Parameters
-
constname -
Constant to redefine. Either string indicating global constant, or classname::constname indicating class constant.
-
newvalue -
New value to assign to constant.
Return Values
Returns TRUE on success or FALSE on failure.
See Also
- runkit_constant_add() - Similar to define(), but allows defining in class definitions as well
- runkit_constant_remove() - Remove/Delete an already defined constant
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Изменение поведения PHP
- runkit
- Функция Runkit_Sandbox() - Класс Runkit Sandbox -- это виртуальная машина PHP
- Функция Runkit_Sandbox_Parent() - Класс анти-песочницы для Runkit
- runkit_class_adopt
- runkit_class_emancipate
- runkit_constant_add
- runkit_constant_redefine
- runkit_constant_remove
- runkit_function_add
- runkit_function_copy
- runkit_function_redefine
- runkit_function_remove
- runkit_function_rename
- runkit_import
- runkit_lint_file
- runkit_lint
- runkit_method_add
- runkit_method_copy
- runkit_method_redefine
- runkit_method_remove
- runkit_method_rename
- runkit_return_value_used
- runkit_sandbox_output_handler
- runkit_superglobals
Коментарии
Due to lack of documentation, here's an example of how runkit_constant_redefine() works.
<?php
define ('FOO', 'BAR');
echo FOO; // BAR
runkit_constant_redefine('FOO', 'BAZ');
echo FOO; // BAZ