Using Custom JavaScript field on Entity Form to add JavaScript in Portal in Dynamics 365

Suppose we have added an Entity Form on Portal to display Lead information to the portal.

https://nishantrana.me/2017/02/03/using-entity-form-to-show-crm-form-inside-portal-in-dynamics-365/

Now we want to add some JavaScript to it. For this we can use the Custom JavaScript field in Additional Settings tab of Entity Form.

We can make use of jQuery for this. The above code shows alert and also accesses the Topic field of Lead record using the schema name subject.

Alert Message –

Setting field value –

More details below

https://www.microsoft.com/en-us/dynamics/crm-setup-and-administration/custom-javascript.aspx

https://rajeevpentyala.com/2016/09/12/useful-jscript-syntaxes-adx-portal/

Hope it helps..