Category: Web function

This function determines if email_addr is a properly formatted email address, returning TRUE if so, or FALSE if not.

Return value type: Boolean (TRUE/FALSE).

Returns TRUE if the argument is a properly formatted an email address. The function does not check if the email address can receive emails. It only verifies the email address format.

The function can be used for validating email addresses in datasets and parameters.

isemail('SamT@somewhere.com') = TRUE

isemail('MaryC@somewhere.somesite.com') = TRUE  //Subdomain acceptable

isemail('SvetaF@mydomaincom') = FALSE  //Missing the "." in the ".com" at the end

isemail('adminATthissite.org') = FALSE  //Missing the "@"

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