runkit_method_add

(PECL runkit >= 0.7.0)

runkit_method_add — Dynamically adds a new method to a given class

说明

runkit_method_add ( string $classname , string $methodname , string $args , string $code [, int $flags = RUNKIT_ACC_PUBLIC [, string $doc_comment = NULL ]] ) : bool

runkit_method_add ( string $classname , string $methodname , Closure $closure [, int $flags = RUNKIT_ACC_PUBLIC [, string $doc_comment = NULL ]] ) : bool

参数

classname: The class to which this method will be added
methodname: The name of the method to add
args: Comma-delimited list of arguments for the newly-created method
code: The code to be evaluated when methodname is called
closure: A closure that defines the method.
flags: The type of method to create, can be RUNKIT_ACC_PUBLIC, RUNKIT_ACC_PROTECTED or RUNKIT_ACC_PRIVATE optionally combined via bitwise OR with RUNKIT_ACC_STATIC (since 1.0.1)
doc_comment: The doc comment of the function.

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

更新日志

版本	说明
runkit 1.0.4	An alternative syntax expecting a `closure` has been added.
runkit 1.0.4	The optional parameter `doc_comment` has been added.

范例

Example #1 runkit_method_add() example


<?php
class Example {
    function foo() {
        echo "foo!\n";
    }
}

// create an Example object
$e = new Example();

// Add a new public method
runkit_method_add(
    'Example',
    'add',
    '$num1, $num2',
    'return $num1 + $num2;',
    RUNKIT_ACC_PUBLIC
);

// add 12 + 4
echo $e->add(12, 4);
?>

以上例程会输出：

参见

runkit_method_copy() - Copies a method from class to another
runkit_method_redefine() - Dynamically changes the code of the given method
runkit_method_remove() - Dynamically removes the given method
runkit_method_rename() - Dynamically changes the name of the given method
runkit_function_add() - Add a new function, similar to create_function

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官方地址：https://www.php.net/manual/en/function.runkit-method-add.php

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runkit_method_add

说明

参数

返回值

更新日志

范例

参见

User Contributed Notes