public function removeAlias($alias)
    {
        if (array_key_exists($alias, $this->aliases)) {
            unset($this->aliases[$alias]);
        }

        return $this;
    }
public function removeAlias($alias)
    {
        if (array_key_exists($alias, $this->aliases)) {
            unset($this->aliases[$alias]);
        }

        return $this;
    }
public function removeAlias ( $ alias ) { if ( array_key_exists ( $ alias , $ this -> aliases ) ) { unset ( $ this -> aliases [ $ alias ] ) ; } return $ this ; }
Remove an alias.

@param string $alias The alias name to remove.

@return  static Support chaining.

@since  3.2
Remove an alias .