(PECL runkit >= 0.7.0)
runkit_function_copy — Copy a function to a new function name
bool runkit_function_copy ( string $funcname , string $targetname )
funcname
Name of existing function
targetname
Name of new function to copy definition to
Returns TRUE
on success or FALSE
on failure.
Example #1 A runkit_function_copy() example
<?php function original() { echo "In a function\n"; } runkit_function_copy('original','duplicate'); original(); duplicate(); ?>
The above example will output:
In a function In a function
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https://secure.php.net/manual/en/function.runkit-function-copy.php