(PECL uopz 1, PECL uopz 2)
uopz_rename — Rename a function at runtime
This function has been REMOVED in PECL uopz 5.0.0.
$function
   , string $rename
   ) : void$class
   , string $function
   , string $rename
   ) : void
 Renames function to rename
  
Note:
If both functions exist, this effectively swaps their names
classThe name of the class containing the function
functionThe name of an existing function
renameThe new name for the function
Example #1 uopz_rename() example
<?php
uopz_rename("strlen", "original_strlen");
echo original_strlen("Hello World");
?>
以上例程会输出:
11
Example #2 uopz_rename() class example
<?php
class My {
    public function strlen($arg) {
        return strlen($arg);
    }
}
uopz_rename(My::class, "strlen", "original_strlen");
echo My::original_strlen("Hello World");
?>
以上例程会输出:
11