摘要:Displaying ErrorsNow that we have a template for our form, let’s add error messages:<form method="POST" action="/login"> <div>{{ form.username.label }}: {{ form.username(class="css_class") }}</div> {% if form.username.errors %} <ul class="error
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摘要:classjinja2.Markup([string])Marks a string as being safe for inclusion in HTML/XML output without needing to be escaped. This implements the__html__interface a couple of frameworks and web applications use.Markupis a direct subclass ofunicodeand provides all the methods ofunicodejust that it escapes
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摘要:[仅此一天]倍斯特 移动电源 苹果iphone5 4s手机充电宝三星 HTC 小米2充电器idusernameemail1adminadmin@example.com2peterpeter@example.org3guestguest@example.com表结构如上所示。1:查询结果集方法:(Querying Records) 通过Flask-SQLAlchemy提供的一个query属性,当你通过model类的query属性,你可以得到一个数据库表的查询结果集。 i.User.query.filter_by(username='peter').first(),通过filter
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