runkit7_method_redefine
(PECL runkit7 >= Unknown)
runkit7_method_redefine — Dynamically changes the code of the given method
Description
runkit7_method_redefine( string $class_name, string $method_name, string $argument_list, string $code, int $flags = RUNKIT7_ACC_PUBLIC, string $doc_comment = null, string $return_type = ?, bool $is_strict = ? ): bool
runkit7_method_redefine( string $class_name, string $method_name, Closure $closure, int $flags = RUNKIT7_ACC_PUBLIC, string $doc_comment = null, string $return_type = ?, bool $is_strict = ? ): bool
Parameters
-
class_name
-
The class in which to redefine the method
-
method_name
-
The name of the method to redefine
-
argument_list
-
Comma-delimited list of arguments for the redefined method
-
code
-
The new code to be evaluated when
method_name
is called -
closure
-
A closure that defines the method.
-
flags
-
The redefined method can be
RUNKIT7_ACC_PUBLIC
,RUNKIT7_ACC_PROTECTED
orRUNKIT7_ACC_PRIVATE
optionally combined via bitwise OR withRUNKIT7_ACC_STATIC
-
doc_comment
-
The doc comment of the method.
-
return_type
-
The return type of the method.
-
is_strict
-
Whether the method behaves as if it was declared in a file with
strict_types=1
.
Return Values
Returns true
on success or false
on failure.
Examples
Example #1 runkit7_method_redefine() example
<?php class Example { function foo() { return "foo!\n"; } } // create an Example object $e = new Example(); // output Example::foo() (before redefine) echo "Before: " . $e->foo(); // Redefine the 'foo' method runkit7_method_redefine( 'Example', 'foo', '', 'return "bar!\n";', RUNKIT7_ACC_PUBLIC ); // output Example::foo() (after redefine) echo "After: " . $e->foo(); ?>
The above example will output:
Before: foo! After: bar!
See Also
- runkit7_method_add() - Dynamically adds a new method to a given class
- runkit7_method_copy() - Copies a method from class to another
- runkit7_method_remove() - Dynamically removes the given method
- runkit7_method_rename() - Dynamically changes the name of the given method
- runkit7_function_redefine() - Replace a function definition with a new implementation
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.runkit7-method-redefine.php