API:Get Clients Data by Email

From WHMCS Documentation

This command is used to get all the data held about a client in the WHMCS System from the supplied email address.

Attributes

email - the email address of the client you want to get data on

Example Command

$postfields["action"] = "getclientsdatabyemail";
$postfields["email"] = "demo@whmcs.com";

Returned Variables

firstname
lastname
companyname
email
etc...