runkit_function_copy
Note to users: language constructs (eval, die, exit, isset, unset, echo etc.) which might be confused with functions, cannot be renamed or redefined even with runkit.internal_override.
runkit_function_redefine
(PECL runkit >= 0.7.0)
runkit_function_redefine — Replace a function definition with a new implementation
설명
bool runkit_function_redefine
( string $funcname
, string $arglist
, string $code
)
Note: 기본적으로 사용자 함수만 삭제하거나, 이름을 바꾸거나, 변경할 수 있습니다. 내장 함수를 덮어쓰려면 php.ini 파일에서 runkit.internal_override을 활성화하여야 합니다.
인수
- funcname
-
Name of function to redefine
- arglist
-
New list of arguments to be accepted by function
- code
-
New code implementation
반환값
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
예제
Example #1 A runkit_function_redefine() example
<?php
function testme() {
echo "Original Testme Implementation\n";
}
testme();
runkit_function_redefine('testme','','echo "New Testme Implementation\n";');
testme();
?>
위 예제의 출력:
Original Testme Implementation New Testme Implementation
참고
- runkit_function_add() - Add a new function, similar to create_function
- runkit_function_copy() - Copy a function to a new function name
- runkit_function_rename() - Change a function's name
- runkit_function_remove() - Remove a function definition
add a note
User Contributed Notes
runkit_function_redefine
lucato at gmail dot com
25-Dec-2011 04:10
corentin dot delorme at linagora dot com
05-Sep-2007 06:04
Here is another example with a parameter:
<?php
function hello_world($word) {
echo "Original Hello World: $word\n</br>";
}
$helloWorld = 'echo "Redefined Hello World: $word\n</br>";';
hello_world('test1');
runkit_function_redefine('hello_world', '$word', $helloWorld);
hello_world('test2');
?>