Specify how to sort the filtered list.

• none specifies that the ordering should not change from what was specified by the option list.
• rank specifies that the items will be sorted by the specificity of the matched values. Higher match equals higher rank / further up the list.

Default: rank

Should the matching parts of the labels be highlighted.

Default: false

Should the options that does not match still be in the list.

Default: true

When searching should the search string contents also match on letter casing.

Default: false