我有基于输入字段的值提交给url的重定向表单。但是如果电子邮件不正确,我的表单仍然提交。我该如何解决它?此表单的网址是dokuchaeva.com/donate/。我需要验证是电子邮件。现代浏览器验证它购买默认。如果电子邮件字段错误,我会提醒您,但表单仍会提交。我需要提交表单并根据插入的信息重定向到预定义的url。如何验证表单然后提交到网址?
<form>
<label>DONATION AMOUNT</label> <input name="price" id="price" class="button" value="100" required size="6" tabindex="1"> RUB<br><br>
<label>YOUR E-MAIL</label> <input type="email" name="user_email" id="user_email" required="" placeholder="[email protected]" class="button" autofocus="autofocus" tabindex="0">
<input type="submit" id="submit" value="SUBMIT" class="button" tabindex="3" onclick="location.href= 'http://secure.onpay.ru/pay/dokuchaeva?'+'pay_mode=fix&pay_for=donation&price='+$('#price').val()+'¤cy=RUR&user_email='+$('#user_email').val()+'&pay_for=donation&convert=no&ln=en&url_success=dokuchaeva.com/donate/success.html&url_fail=dokuchaeva.com/donate/fail.html';">
</form>
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