(PECL runkit >= 0.7.0)
runkit_method_add — Dynamically adds a new method to a given class
此函数是实验性的。 此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本扩展风险自担 。
The class to which this method will be added
The name of the method to add
Comma-delimited list of arguments for the newly-created method
The code to be evaluated when methodname is called
The type of method to create, can be RUNKIT_ACC_PUBLIC, RUNKIT_ACC_PROTECTED or RUNKIT_ACC_PRIVATE
Note:
This parameter is only used as of PHP 5, because, prior to this, all methods were public.
成功时返回 TRUE， 或者在失败时返回 FALSE.
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：
16