How to send an email on using buttonfield in Grid View or Detail View

Hello 
I have a aspx page; in the detail view or Grid View i have these field
name ,no,age, state, add..etc. with a buttonfield button
By using this buttonfield button (Clicking on the button) I am trying to add all the details and should be sent by an email

How can I do That?

Thanks in advance

 
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