Horde_Form::removeVariable PHP Method

    function removeVariable(&$var)
    {
        foreach (array_keys($this->_variables) as $section) {
            foreach (array_keys($this->_variables[$section]) as $i) {
                if (is_a($var, 'Horde_Form_Variable') && $this->_variables[$section][$i] === $var || $this->_variables[$section][$i]->getVarName() == $var) {
                    // Slice out the variable to be removed.
                    $this->_variables[$section] = array_merge(array_slice($this->_variables[$section], 0, $i), array_slice($this->_variables[$section], $i + 1));
                    return true;
                }
            }
        }
        return false;
    }