On the front, it will return an array matching the data you selected. You have a option page containing a group field with tons of fields inside it that is acting as a configuration for something. You want to use all this configuration multiple times for some reason, this field will allow you to target that with ACF UI and get the data with a get_field() and returning your specific data.Controls the width style attribute of the Select2 container div. Keep in mind that the container div copies classes from the source element so setting the width attribute may not always be necessary.
element Uses javascript to calculate the width of the source element. copy Copies the value of the width style attribute set on the source element. resolve First attempts to copy than falls back on element. other values if the width attribute contains a function it will be evaluated, otherwise the value is used verbatim. Number of characters necessary to start a search. The minimum number of results that must be initially (after opening the dropdown for the first time) Maximum number of characters that can be entered for an input. Is useful for cases where local data is used with just a few results, in which case the search box Populated in order to keep the search field. Is not very useful and wastes screen space. Only applies to single-value select boxes The option can be set to a negative value to permanently hide the search field. The maximum number of items that can be selected in a multi-select control. If this number is less than 1 selection is not limited. Once the number of selected items reaches the maximum specified the contents of the dropdown will be populated The placeholder can also be specified as a data-placeholder attribute on the select Initial value that is selected if no other selection is made. Is selected in non-multi-value select boxes an empty first option element must be provided ( ) Note that because browsers assume the first option element Or input element that Select2 is attached to. When attached to a select resolves the option that should be used as the placeholder.Ĭan either be a function which given the select element should return the optionĮlement or a string first to indicate that the first option should be used.
This option is useful when Select2's default of using the first option only if it has no value and no text is not suitable. Separator character or string used to delimit ids in value attribute of the multi-valued selects. Whether or not a clear button is displayed when the select box has a selection. When clicked, resets the value of the select box back to the placeholder, thus this option isĪvailable when the placeholder is specified. This option only works when the placeholder is specified. Non-multi-value based selects because multi-value selects always provide such a button for every This is the option that will be selected when the button is pressed since a select box requiresĪlso, note that this option only works with When attached to a select an option with an empty value must be provided. When Select2 is attached to a select element this value will be ignored and select's Whether or not Select2 allows selection of multiple values.
If set to false the dropdown is not closed after a selection is made, allowing for rapid selection of multiple items.
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