Check if a Dynamics 365 Field is Empty using JavaScript

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To check if a Dynamics 365 field is empty, you can use:

if(Xrm.Page.getAttribute("fieldname").getValue() == null)

For example, if you wanted to check if the fax number field on the Account record is empty, first open the form and find the field name:

Get the field name:

Now if we add the following script to the loading of the account form:

function AccountOnLoad() {
   if(Xrm.Page.getAttribute("fax").getValue() == null) {
       alert("Fax is empty");
   }
}

If the fax field is empty, it will display:

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Carl de Souza is a developer and architect focusing on Microsoft Dynamics 365, Power BI, Azure, and AI.

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