This field type Field Type represents a single selection or multiple choices from a list of options.

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Description

The Selection FieldType stores The Selection Field Type stores single selections or multiple choices from a list of options, by populating a hash with the list of selected values.

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Properties

The Value class of this field type Field Type contains the following properties:

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The Selection\Value constructor accepts an array of selected elements element identifiers.

// Instanciates a selection value with items #1 and #2 selected
$selectionValue = new Selection\Value( array( 1, 2 ) );

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String representation of this FieldType Field Type is its list of selections as a string, concatenated with a comma.

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Hash format

Hash format of this FieldType Field Type is the same as Value object's selection property.

$hash = array( 1, 2 );

Validation

This FieldType Field Type validates the input, verifying if all selected options exist in the field definition , and , checks if multiple selections are allowed in the field Field definition.
If any of these validations fail, a ValidationError  is thrown, specifying the error message, and for the case of the option validation a list with the invalid options is also presented.

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use eZ\Publish\Core\FieldType\Selection\Type;
 
$settings = array(
    "isMultiple" => true,
    "options" => array(1 => 'One', 2 => 'Two', 3 => 'Three')
);