小编Ром*_*н Б的帖子

美好的一天,我有一个简单的网页,里面有一个电子邮件表格.我正在尝试从中收集数据并填充数据库而不刷新模板.到目前为止,这是我的代码:

形成:

from flask_wtf import Form

class EmailForm(Form):
email = StringField('Email Address', [
    DataRequired(message='Required field'),
    Email(message='Please provide a valid email address')
])

submit = SubmitField('send')

路线:

@app.route('/', methods=('GET', 'POST'))
def index():
form = EmailForm(request.form)
if request.method == 'POST' and form.validate_on_submit():
    try:
        email = Email(form.data['email'])
        db.session.add(email)
        db.session.commit()
    except IntegrityError as e:
        app.logger.info(e)

    return redirect(url_for('index'))

return render_template('index.html', form=form)

阿贾克斯:

$(function() {
  $('#email_submit').bind('click', function() {
    $.getJSON('/', {
      email: $('input[name="email"]').val()
    });
    return false;
  });
});

模板:

<form name="collectEmail" id="collectForm" method="post" action="{{ url_for('index') }}">
    {{ …