public function getValue()
    {
        $selected = [];

        // walk all options
        foreach ($this->options as $option) {
            if ($option instanceof Option) {
                if ($option->isSelected()) {
                    $selected[] = $option->getValue();
                }
            } else {
                if ($option instanceof Optgroup) {
                    $options = $option->getOptions();
                    foreach ($options as $option2) {
                        if ($option2->isSelected()) {
                            $selected[] = $option2->getValue();
                        }
                    }
                }
            }
        }

        $count = sizeof($selected);
        if ($count > 0) {
            if ($this->isMultiple()) {
                return $selected;
            } else {
                // return last selected item as value
                return $selected[$count - 1];
            }
        }

        return $this->isMultiple() ? [] : "";
    }
public function getValue()
    {
        $selected = [];

        // walk all options
        foreach ($this->options as $option) {
            if ($option instanceof Option) {
                if ($option->isSelected()) {
                    $selected[] = $option->getValue();
                }
            } else {
                if ($option instanceof Optgroup) {
                    $options = $option->getOptions();
                    foreach ($options as $option2) {
                        if ($option2->isSelected()) {
                            $selected[] = $option2->getValue();
                        }
                    }
                }
            }
        }

        $count = sizeof($selected);
        if ($count > 0) {
            if ($this->isMultiple()) {
                return $selected;
            } else {
                // return last selected item as value
                return $selected[$count - 1];
            }
        }

        return $this->isMultiple() ? [] : "";
    }
public function getValue ( ) { $ selected = [ ] ; // walk all options foreach ( $ this -> options as $ option ) { if ( $ option instanceof Option ) { if ( $ option -> isSelected ( ) ) { $ selected [ ] = $ option -> getValue ( ) ; } } else { if ( $ option instanceof Optgroup ) { $ options = $ option -> getOptions ( ) ; foreach ( $ options as $ option2 ) { if ( $ option2 -> isSelected ( ) ) { $ selected [ ] = $ option2 -> getValue ( ) ; } } } } } $ count = sizeof ( $ selected ) ; if ( $ count > 0 ) { if ( $ this -> isMultiple ( ) ) { return $ selected ; } else { // return last selected item as value return $ selected [ $ count - 1 ] ; } } return $ this -> isMultiple ( ) ? [ ] : "" ; }
Return the value for this field.
This will return an array if the field
is setup as "multiple". Otherwise it will return a string with the selected value.

@return array|string
Return the value for this field . This will return an array if the field is setup as multiple . Otherwise it will return a string with the selected value .