This extension allows overrides functions.

• override_function — Overrides functions

bool override_function ( string $name , string $args , string $code [ , string $origin ] )

Overrides functions by replacing them in the symbol table.

• name

  The function to override.

• args

  The function arguments, as a comma separated string.

• code

  The new code for the function.

• origin

  Original function to rename.

Returns TRUE on success or FALSE on failure.

override_function('test', '$a,$b', 'echo "TEST"; return $a * $b;');
override_function('test', '$a,$b', 'echo "TEST"; return $a * $b;', 'origin_test');