rename_function
    (PECL)
rename_function -- Renames orig_name to new_name in the global function_table
Description
bool 
rename_function ( string original_name, string new_name )
   Renames orig_name to new_name in the global function_table.  Useful
   for temporarily overriding builtin functions.
  
   
Example 1. rename_function() example 
<?php rename_function('mysql_connect', 'debug_mysql_connect' ); ?>
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