runkit7_method_redefine

(PECL runkit7 >= Unknown)

runkit7_method_redefineDynamically changes the code of the given method

Descrierea

runkit7_method_redefine ( string $classname , string $methodname , string $args , string $code , int $flags = RUNKIT7_ACC_PUBLIC , string $doc_comment = null , string $return_type = ? , bool $is_strict = ? ) : bool
runkit7_method_redefine ( string $classname , string $methodname , Closure $closure , int $flags = RUNKIT7_ACC_PUBLIC , string $doc_comment = null , string $return_type = ? , bool $is_strict = ? ) : bool

Parametri

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

closure

A closure that defines the method.

flags

The redefined method can be RUNKIT7_ACC_PUBLIC, RUNKIT7_ACC_PROTECTED or RUNKIT7_ACC_PRIVATE optionally combined via bitwise OR with RUNKIT7_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.

Valorile întoarse

Întoarce valoarea true în cazul succesului sau false în cazul eșecului.

Exemple

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();
?>

Exemplul de mai sus va afișa:

Before: foo!
After: bar!

A se vedea și

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