Dynamics 365online lookup lookup field multiple selection

      Abreast of the times Online Already supported N:N Relational Lookup Multiple choice , Also include 21V, The main steps are as follows

      The preparation condition is to create a text field and entity N:N Relationship building

      Then put the text field on the form , In the control bar of the field property , add controls , Select the multi select find control

      Click the multi select search control , The two properties in the following figure need to be set , One entityName( The entity you are looking for ), The second property is the view displayed when you click to find the form id

      My example is as follows , View id Open the corresponding view and look at the address bar

 

  After configuration, the effect is as follows

 

  The format of the stored value is as follows