flask wtf 表单校验总结

代码和文档见 https://github.com/robertzhai/python/tree/master/flask_coupon

1. wtf 文档

    http://docs.jinkan.org/docs/flask-wtf/

2.使用 方法如下

class CouponForm(Form): pid = StringField('pid', validators=[ DataRequired(), Regexp(r'^\d+$', message='pid param error')]) coupon_amount = StringField('coupon_amount', validators=[ DataRequired(), Regexp(r'^\d+$', message='coupon_amount param error')]) pay_amount = StringField('pay_amount', validators=[ DataRequired(), Regexp(r'^\d+$', message='pay_amount param error')])

coupon_form = CouponForm(request.form, csrf_enabled=False) if not coupon_form.validate_on_submit(): field, errors = coupon_form.errors.items()[0] raise Exception(errors[0])