Method getName

/**
 * Method to get the name used for the field input tag.
 *
 * @param   string  $fieldName  The field element name.
 *
 * @return  string  The name to be used for the field input tag.
 *
 * @since   1.7.0
 */
protected function getName($fieldName)
{
    // To support repeated element, extensions can set this in plugin->onRenderSettings
    $name = '';
    // If there is a form control set for the attached form add it first.
    if ($this->formControl) {
        $name .= $this->formControl;
    }
    // If the field is in a group add the group control to the field name.
    if ($this->group) {
        // If we already have a name segment add the group control as another level.
        $groups = explode('.', $this->group);
        if ($name) {
            foreach ($groups as $group) {
                $name .= '[' . $group . ']';
            }
        } else {
            $name .= array_shift($groups);
            foreach ($groups as $group) {
                $name .= '[' . $group . ']';
            }
        }
    }
    // If we already have a name segment add the field name as another level.
    if ($name) {
        $name .= '[' . $fieldName . ']';
    } else {
        $name .= $fieldName;
    }
    // If the field should support multiple values add the final array segment.
    if ($this->multiple) {
        switch (strtolower((string) $this->element['type'])) {
            case 'text':
            case 'textarea':
            case 'email':
            case 'password':
            case 'radio':
            case 'calendar':
            case 'editor':
            case 'hidden':
                break;
            default:
                $name .= '[]';
        }
    }
    return $name;
}