runkit_method_redefine
(PECL)
runkit_method_redefine -- Dynamically changes the code of the given method
Description
bool
runkit_method_redefine ( string classname, string methodname, string args, string code [, int flags] )
Note: This function cannot
be used to manipulate the currently running (or chained) method.
| Warning |
This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk. |
Parameters
- classname
The class in which to redefine the method
- methodname
The name of the method to redefine
- args
Comma-delimited list of arguments for the redefined method
- code
The new code to be evaluated when methodname
is called
- flags
The redefined method can be
RUNKIT_ACC_PUBLIC,
RUNKIT_ACC_PROTECTED or
RUNKIT_ACC_PRIVATE
Note:
This parameter is only used as of PHP 5, because, prior to this,
all methods were public.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example 1. runkit_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
runkit_method_redefine(
'Example',
'foo',
'',
'return "bar!\n";',
RUNKIT_ACC_PUBLIC
);
// output Example::foo() (after redefine)
echo "After: " . $e->foo();
?>
|
The above example will output: |