runkit7_method_add

    (PECL runkit7 >= Unknown)

    runkit7_method_add — Dynamically adds a new method to a given class

    说明

    runkit7_method_add(
        string $class_name,
        string $method_name,
        string $argument_list,
        string $code,
        int $flags = RUNKIT7_ACC_PUBLIC,
        string $doc_comment = null,
        string $return_type = ?,
        bool $is_strict = ?
    ): bool
    runkit7_method_add(
        string $class_name,
        string $method_name,
        Closure $closure,
        int $flags = RUNKIT7_ACC_PUBLIC,
        string $doc_comment = null,
        string $return_type = ?,
        bool $is_strict = ?
    ): bool

    参数

    class_name

    The class to which this method will be added

    method_name

    The name of the method to add

    argument_list

    Comma-delimited list of arguments for the newly-created method

    code

    The code to be evaluated when method_name is called

    closure

    A 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_comment

    The doc comment of the method.

    return_type

    The return type of the method.

    is_strict

    Whether the method behaves as if it were declared in a file with strict_types=1

    返回值

    成功时返回 true， 或者在失败时返回 false。

    示例

    示例 #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);
    ?>

    以上示例会输出：

    16

    参见

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