runkit7_constant_remove
(PECL runkit7 >= Unknown)
runkit7_constant_remove — Remove/Delete an already defined constant
Description
runkit7_constant_remove(string $constant_name): bool
Parameters
-
constant_name -
Name of the constant to remove. Either the name of a global constant, or
classname::constnameindicating a class constant.
Return Values
Returns true on success or false on failure.
See Also
- define() - Defines a named constant
- runkit7_constant_add() - Similar to define(), but allows defining in class definitions as well
- runkit7_constant_redefine() - Redefine an already defined constant
© 1997–2021 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.runkit7-constant-remove.php
