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View Helpers
FormLabel
The FormLabel
view helper is used to render a <label>
HTML element and its
attributes. If you have a Laminas\I18n\Translator\Translator
attached,
FormLabel
will translate the label contents when rendering.
Basic usage
use Laminas\Form\Element;
$element = new Element\Text('my-text');
$element->setLabel('Label');
$element->setAttribute('id', 'text-id');
$element->setLabelAttributes(['class' => 'control-label']);
// Within your view...
/**
* Example #1: Render label in one shot
*/
echo $this->formLabel($element);
// Result: <label class="control-label" for="text-id">Label</label>
echo $this->formLabel($element, $this->formText($element));
// Result: <label class="control-label" for="text-id">Label<input type="text" name="my-text"></label>
echo $this->formLabel($element, $this->formText($element), 'append');
// Result: <label class="control-label" for="text-id"><input type="text" name="my-text">Label</label>
/**
* Example #2: Render label in separate steps
*/
// Render the opening tag
echo $this->formLabel()->openTag($element);
// Result: <label class="control-label" for="text-id">
// Render the closing tag
echo $this->formLabel()->closeTag();
// Result: </label>
/**
* Example #3: Render html label after toggling off escape
*/
$element->setLabel('<abbr title="Completely Automated Public Turing test to tell Computers and Humans Apart">CAPTCHA</abbr>');
$element->setLabelOptions(['disable_html_escape' => true]);
echo $this->formLabel($element);
// Result:
// <label class="control-label" for="text-id">
// <abbr title="Completely Automated Public Turing test to tell Computers and Humans Apart">CAPTCHA</abbr>
// </label>
Escaping
HTML escaping only applies to the
Element::$label
property, not to the helper$labelContent
parameter.
Label translation
See AbstractHelper Translation.
Public methods
The following public methods are in addition to those inherited from the AbstractHelper:
Method signature | Description |
---|---|
__invoke(ElementInterface $element = null, string $labelContent = null, string $position = null) : string |
Render a form label, optionally with content. Always generates a for attribute, as we cannot assume the form input will be provided in the $labelContent . If the $labelContent is null , the helper uses the element's label value. $position is used to indicate where the label element should be rendered, and should be one of FormLabel::APPEND or FormLabel::PREPEND (the default). |
openTag(array | ElementInterface $attributesOrElement = null) : string |
Renders the <label> open tag and attributes. $attributesOrElement should be an array of key/value pairs representing label attributes, or an ElementInterface instance. |
closeTag() : string |
Renders a </label> closing tag. |