(PECL runkit7 >= Unknown)
runkit7_method_add — Dynamically adds a new method to a given class
$classname
   , string $methodname
   , string $args
   , string $code
   [, int $flags = RUNKIT7_ACC_PUBLIC
   [, string $doc_comment = NULL
   [, string $return_type
   [, bool $is_strict
  ]]]] ) : bool$classname
   , string $methodname
   , Closure $closure
   [, int $flags = RUNKIT7_ACC_PUBLIC
   [, string $doc_comment = NULL
   [, string $return_type
   [, bool $is_strict
  ]]]] ) : boolclassnameThe class to which this method will be added
methodnameThe name of the method to add
argsComma-delimited list of arguments for the newly-created method
code
       The code to be evaluated when methodname
       is called
      
closureA closure that defines the method.
flags
       The type of method to create, can be
       RUNKIT7_ACC_PUBLIC,
       RUNKIT7_ACC_PROTECTED or
       RUNKIT7_ACC_PRIVATE optionally combined via bitwise OR with
       RUNKIT7_ACC_STATIC
      
doc_commentThe doc comment of the method.
return_typeThe return type of the method.
is_strictWhether the method behaves as if it were declared in a file with strict_types=1
   Devuelve TRUE en caso de éxito o FALSE en caso de error.
  
Ejemplo #1 runkit7_method_add() example
<?php
class Example {
    function foo() {
        echo "foo!\n";
    }
}
// create an Example object
$e = new Example();
// Add a new public method
runkit7_method_add(
    'Example',
    'add',
    '$num1, $num2',
    'return $num1 + $num2;',
    RUNKIT7_ACC_PUBLIC
);
// add 12 + 4
echo $e->add(12, 4);
?>
El resultado del ejemplo sería:
16