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isEmail Function

/ Published in: JavaScript
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Check if user has intruded a real email address. Return true (real email) or false (fake email).
Arguments: Element from a form.
From book Dom Scripting by Jeremy Keith

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  1. function isEmail(field) {
  2.   if (field.value.indexOf("@") == -1 || field.value.indexOf(".") == -1) {
  3.     return false;
  4.   } else {
  5.     return true;
  6.   }
  7. }

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