runkit_method_redefine

(no version information, might be only in CVS)

runkit_method_redefine -- Dynamically changes the code of the given method

Beskrivelse

bool runkit_method_redefine ( string classname, string methodname, string args, string code [, int flags] )

Bemærk: This function cannot be used to manipulate the currently running (or chained) method.

Advarsel

Denne funktion er EKSPERIMENTABEL. Virkemåden af denne funktion, navnet på funktionen, og andet ellers dokumenteret om denne funktion, ændres muligvis uden advarsel i en fremtidig version af PHP. Brug af denne funktion er på ejet ansvar.

Parameterliste

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

Bemærk: This parameter is only used as of PHP 5, because, prior to this, all methods were public.

Returneringsværdier

Returnerer TRUE ved succes, FALSE ved fejl.

Eksempler

Eksempel 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();
?>

Ovenstående eksempel vil udskrive:

Before: foo!
After: bar!

Se også

runkit_method_add()
runkit_method_copy()
runkit_method_remove()
runkit_method_rename()
runkit_function_redefine()