# Class yii\bootstrap\BaseHtml

Inheritance | yii\bootstrap\BaseHtml » yii\helpers\Html » yii\helpers\BaseHtml
Subclasses | yii\bootstrap\Html
Available since version | 2.0.5
Source Code | https://github.com/yiisoft/yii2-bootstrap/blob/master/BaseHtml.php

BaseHtml provides concrete implementation for yii\bootstrap\Html.

Do not use BaseHtml. Use yii\bootstrap\Html instead.

## Public Properties

Hide inherited properties

Property | Type | Description | Defined By
--- | --- | --- | ---
$attributeOrder | array | The preferred order of attributes in a tag. | yii\helpers\BaseHtml
$attributeRegex | string | Regular expression used for attribute name validation. | yii\helpers\BaseHtml
$dataAttributes | array | List of tag attributes that should be specially handled when their values are of array type. | yii\helpers\BaseHtml
$voidElements | array | List of void elements (element name => 1) | yii\helpers\BaseHtml

## Public Methods

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Method | Description | Defined By
--- | --- | ---
a() | Generates a hyperlink tag. | yii\helpers\BaseHtml
activeCheckbox() | Generates a checkbox tag together with a label for the given model attribute. | yii\helpers\BaseHtml
activeCheckboxList() | Generates a list of checkboxes. | yii\helpers\BaseHtml
activeDropDownList() | Generates a drop-down list for the given model attribute. | yii\helpers\BaseHtml
activeFileInput() | Generates a file input tag for the given model attribute. | yii\helpers\BaseHtml
activeHiddenInput() | Generates a hidden input tag for the given model attribute. | yii\helpers\BaseHtml
activeHint() | Generates a hint tag for the given model attribute. | yii\helpers\BaseHtml
activeInput() | Generates an input tag for the given model attribute. | yii\helpers\BaseHtml
activeLabel() | Generates a label tag for the given model attribute. | yii\helpers\BaseHtml
activeListBox() | Generates a list box. | yii\helpers\BaseHtml
activePasswordInput() | Generates a password input tag for the given model attribute. | yii\helpers\BaseHtml
activeRadio() | Generates a radio button tag together with a label for the given model attribute. | yii\helpers\BaseHtml
activeRadioList() | Generates a list of radio buttons. | yii\helpers\BaseHtml
activeStaticControl() | Generates a Bootstrap static form control for the given model attribute. | yii\bootstrap\BaseHtml
activeTextInput() | Generates a text input tag for the given model attribute. | yii\helpers\BaseHtml
activeTextarea() | Generates a textarea tag for the given model attribute. | yii\helpers\BaseHtml
addCssClass() | Adds a CSS class (or several classes) to the specified options. | yii\helpers\BaseHtml
addCssStyle() | Adds the specified CSS style to the HTML options. | yii\helpers\BaseHtml
beginForm() | Generates a form start tag. | yii\helpers\BaseHtml
beginTag() | Generates a start tag. | yii\helpers\BaseHtml
button() | Generates a button tag. | yii\helpers\BaseHtml
buttonInput() | Generates an input button. | yii\helpers\BaseHtml
checkbox() | Generates a checkbox input. | yii\helpers\BaseHtml
checkboxList() | Generates a list of checkboxes. | yii\bootstrap\BaseHtml
csrfMetaTags() | Generates the meta tags containing CSRF token information. | yii\helpers\BaseHtml
cssFile() | Generates a link tag that refers to an external CSS file. | yii\helpers\BaseHtml
cssStyleFromArray() | Converts a CSS style array into a string representation. | yii\helpers\BaseHtml
cssStyleToArray() | Converts a CSS style string into an array representation. | yii\helpers\BaseHtml
decode() | Decodes special HTML entities back to the corresponding characters. | yii\helpers\BaseHtml
dropDownList() | Generates a drop-down list. | yii\helpers\BaseHtml
encode() | Encodes special characters into HTML entities. | yii\helpers\BaseHtml
endForm() | Generates a form end tag. | yii\helpers\BaseHtml
endTag() | Generates an end tag. | yii\helpers\BaseHtml
error() | Generates a tag that contains the first validation error of the specified model attribute. | yii\bootstrap\BaseHtml
errorSummary() | Generates a summary of the validation errors. | yii\helpers\BaseHtml
escapeJsRegularExpression() | Escapes regular expression to use in JavaScript. | yii\helpers\BaseHtml
fileInput() | Generates a file input field. | yii\helpers\BaseHtml
getAttributeName() | Returns the real attribute name from the given attribute expression. | yii\helpers\BaseHtml
getAttributeValue() | Returns the value of the specified attribute name or expression. | yii\helpers\BaseHtml
getInputId() | Generates an appropriate input ID for the specified attribute name or expression. | yii\helpers\BaseHtml
getInputName() | Generates an appropriate input name for the specified attribute name or expression. | yii\helpers\BaseHtml
hiddenInput() | Generates a hidden input field. | yii\helpers\BaseHtml
icon() | Composes icon HTML for bootstrap Glyphicons. | yii\bootstrap\BaseHtml
img() | Generates an image tag. | yii\helpers\BaseHtml
input() | Generates an input type of the given type. | yii\helpers\BaseHtml
jsFile() | Generates a script tag that refers to an external JavaScript file. | yii\helpers\BaseHtml
label() | Generates a label tag. | yii\helpers\BaseHtml
listBox() | Generates a list box. | yii\helpers\BaseHtml
mailto() | Generates a mailto hyperlink. | yii\helpers\BaseHtml
ol() | Generates an ordered list. | yii\helpers\BaseHtml
passwordInput() | Generates a password input field. | yii\helpers\BaseHtml
radio() | Generates a radio button input. | yii\helpers\BaseHtml
radioList() | Generates a list of radio buttons. | yii\bootstrap\BaseHtml
removeCssClass() | Removes a CSS class from the specified options. | yii\helpers\BaseHtml
removeCssStyle() | Removes the specified CSS style from the HTML options. | yii\helpers\BaseHtml
renderSelectOptions() | Renders the option tags that can be used by dropDownList() and listBox(). | yii\helpers\BaseHtml
renderTagAttributes() | Renders the HTML tag attributes. | yii\helpers\BaseHtml
resetButton() | Generates a reset button tag. | yii\helpers\BaseHtml
resetInput() | Generates a reset input button. | yii\helpers\BaseHtml
script() | Generates a script tag. | yii\helpers\BaseHtml
staticControl() | Renders Bootstrap static form control. | yii\bootstrap\BaseHtml
style() | Generates a style tag. | yii\helpers\BaseHtml
submitButton() | Generates a submit button tag. | yii\helpers\BaseHtml
submitInput() | Generates a submit input button. | yii\helpers\BaseHtml
tag() | Generates a complete HTML tag. | yii\helpers\BaseHtml
textInput() | Generates a text input field. | yii\helpers\BaseHtml
textarea() | Generates a text area input. | yii\helpers\BaseHtml
ul() | Generates an unordered list. | yii\helpers\BaseHtml

## Protected Methods

Hide inherited methods

Method | Description | Defined By
--- | --- | ---
activeBooleanInput() | Generates a boolean input This method is mainly called by activeCheckbox() and activeRadio(). | yii\helpers\BaseHtml
activeListInput() | Generates a list of input fields. | yii\helpers\BaseHtml
booleanInput() | Generates a boolean input. | yii\helpers\BaseHtml
setActivePlaceholder() | Generate placeholder from model attribute label. | yii\helpers\BaseHtml

## Method Details

activeStaticControl() public static method

Generates a Bootstrap static form control for the given model attribute.

See also staticControl().

public static string activeStaticControl ( $model, $attribute, $options = [] )
$model | yii\base\Model | The model object.
$attribute | string | The attribute name or expression. See getAttributeName() for the format about attribute expression.
$options | array | The tag options in terms of name-value pairs. See staticControl() for details.
return | string | Generated HTML

checkboxList() public static method (available since version 2.0.8)

Generates a list of checkboxes.

A checkbox list allows multiple selection, like listBox(). As a result, the corresponding submitted value is an array.

public static string checkboxList ( $name, $selection = null, $items = [], $options = [] )
$name | string | The name attribute of each checkbox.
$selection | string|array|null | The selected value(s). String for single or array for multiple selection(s).
$items | array | The data item used to generate the checkboxes. The array keys are the checkbox values, while the array values are the corresponding labels.

$options

array

Options (name => config) for the checkbox list container tag. The following options are specially handled:

- tag: string|false, the tag name of the container element. False to render checkbox without container. See also tag().
- unselect: string, the value that should be submitted when none of the checkboxes is selected. By setting this option, a hidden input will be generated.
- disabled: boolean, whether the generated by unselect option hidden input should be disabled. Defaults to false. This option is available since version 2.0.16.
- encode: boolean, whether to HTML-encode the checkbox labels. Defaults to true. This option is ignored if `item` option is set.
- strict: boolean, if `$selection` is an array and this value is true a strict comparison will be performed on `$items` keys. Defaults to false. This option is available since 2.0.37.
- separator: string, the HTML code that separates items.
- itemOptions: array, the options for generating the checkbox tag using checkbox().

- item: callable, a callback that can be used to customize the generation of the HTML code corresponding to a single item in $items. The signature of this callback must be:

      function ($index, $label, $name, $checked, $value)

  where $index is the zero-based index of the checkbox in the whole list; $label is the label for the checkbox; and $name, $value and $checked represent the name, value and the checked status of the checkbox input, respectively.

See renderTagAttributes() for details on how attributes are being rendered.

return | string | The generated checkbox list

error() public static method (available since version 2.0.8)

Generates a tag that contains the first validation error of the specified model attribute.

Note that even if there is no validation error, this method will still return an empty error tag.

public static string error ( $model, $attribute, $options = [] )
$model | yii\base\Model | The model object
$attribute | string | The attribute name or expression. See getAttributeName() for the format about attribute expression.

$options

array

The tag options in terms of name-value pairs. The values will be HTML-encoded using encode(). If a value is null, the corresponding attribute will not be rendered.

The following options are specially handled:

- tag: this specifies the tag name. If not set, "div" will be used. See also tag().
- encode: boolean, if set to false then the error message won't be encoded.
- errorSource (since 2.0.14): \Closure|callable, callback that will be called to obtain an error message. The signature of the callback must be: `function ($model, $attribute)` and return a string. When not set, the `$model->getFirstError()` method will be called.

See renderTagAttributes() for details on how attributes are being rendered.

return | string | The generated label tag

icon() public static method

Composes icon HTML for bootstrap Glyphicons.

See also http://getbootstrap.com/components/#glyphicons.

public static string icon ( $name, $options = [] )
$name | string | Icon short name, for example: 'star'

$options

array

The tag options in terms of name-value pairs. These will be rendered as the attributes of the resulting tag. There are also a special options:

- tag: string, tag to be rendered, by default 'span' is used.
- prefix: string, prefix which should be used to compose tag class, by default 'glyphicon glyphicon-' is used.

return | string | Icon HTML.

radioList() public static method (available since version 2.0.8)

Generates a list of radio buttons.

A radio button list is like a checkbox list, except that it only allows single selection.

public static string radioList ( $name, $selection = null, $items = [], $options = [] )
$name | string | The name attribute of each radio button.
$selection | string|array|null | The selected value(s). String for single or array for multiple selection(s).
$items | array | The data item used to generate the radio buttons. The array keys are the radio button values, while the array values are the corresponding labels.

$options

array

Options (name => config) for the radio button list container tag. The following options are specially handled:

- tag: string|false, the tag name of the container element. False to render radio buttons without container. See also tag().
- unselect: string, the value that should be submitted when none of the radio buttons is selected. By setting this option, a hidden input will be generated.
- disabled: boolean, whether the generated by unselect option hidden input should be disabled. Defaults to false. This option is available since version 2.0.16.
- encode: boolean, whether to HTML-encode the checkbox labels. Defaults to true. This option is ignored if `item` option is set.
- strict: boolean, if `$selection` is an array and this value is true a strict comparison will be performed on `$items` keys. Defaults to false. This option is available since 2.0.37.
- separator: string, the HTML code that separates items.
- itemOptions: array, the options for generating the radio button tag using radio().

- item: callable, a callback that can be used to customize the generation of the HTML code corresponding to a single item in $items. The signature of this callback must be:

      function ($index, $label, $name, $checked, $value)

  where $index is the zero-based index of the radio button in the whole list; $label is the label for the radio button; and $name, $value and $checked represent the name, value and the checked status of the radio button input, respectively.

See renderTagAttributes() for details on how attributes are being rendered.

return | string | The generated radio button list

staticControl() public static method

Renders Bootstrap static form control.

By default value will be HTML-encoded using encode(), you may control this behavior via 'encode' option.

See also http://getbootstrap.com/css/#forms-controls-static.

public static string staticControl ( $value, $options = [] )
$value | string | Static control value.

$options

array

The tag options in terms of name-value pairs. These will be rendered as the attributes of the resulting tag. There are also a special options:

- encode: bool, whether value should be HTML-encoded or not.

return | string | Generated HTML