@umbraco-cms/backoffice
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    Variable UMB_LINK_PICKER_LINK_REF_ATTRIBUTEConst

    UMB_LINK_PICKER_LINK_REF_ATTRIBUTE: "data-link-picker-link-ref" = 'data-link-picker-link-ref'

    Marks an element as one that renders a picked link. Every link ref carries it, whichever link type it was picked for, because the base element sets it on itself.