标签：from app file 输入密码 class 函数 integer 删除 element
def regist():
if request.method == ‘GET‘:
return render_template(‘regist.html‘)
else:
username = request.form.get(‘username’)#获取form中的数据
判断用户名是否存在
存到数据库中
redirect重定向到登录页
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function fnRefist() { var oUname = document.getElementById("uname") var oError = document.getElementById("error_box") var oUpass = document.getElementById("upass") var oUpass1 = document.getElementById("upass1") oError.innerHTML = "<br>" if (oUname.value.length < 6 || oUname.value.length > 20) { oError.innerHTML = "用户名必须在6-20之间"; return; } else if ((oUname.value.charCodeAt(0) >= 48) && (oUname.value.charCodeAt(0) <= 57)) { oError.innerHTML = "首字母不能为数字"; return; } else for (var i = 0; i < oUname.value.length; i++) { if ((oUname.value.charCodeAt(i) < 48) || (oUname.value.charCodeAt(i) > 57) && ((oUname.value.charCodeAt(i) < 97)) || oUname.value.charCodeAt(i) > 122) { oError.innerHTML = "只能填写数字或字母"; return; } } // oUpass if (oUpass.value.length > 20 || oUpass.value.length < 6) { oError.innerHTML = "密码必须在6-20之间"; return; } else if (oUpass.value!= oUpass1.value) { document.getElementById("error_box").innerHTML = "两次密码不一致" return false; } return true; window.alert("注册成功！") |
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{% extends‘index.html‘ %}{% block title %}注册 {% endblock %}{% block head %} <link rel="stylesheet" type="text/css" href="{{ url_for(‘static‘,filename=‘css/886.css‘) }}"> <script src="{{ url_for(‘static‘,filename=‘js/00.js‘)}}"></script>{% endblock %}{% block main %} <div class="box"> <h2 class="dd">注册</h2> <form action="{{ url_for(‘regist‘) }}"method="post"> <div class="input_box"> <input id="uname" type="text" placeholder="请输入用户名" name="username"> <br><input id="unickname" type="text" placeholder="请输入昵称" name="nickname"> </div> <div class="input_box"> <br><input id="upass" type="password" placeholder="请输入密码" name="password"> <br><input id="upass1" type="password" placeholder="请确认密码"> </div> <br><div id="error_box"><br></div><br> <div> <br> <br><button class="jj" onclick="fnRefist()">注册</button> </div> </form> </div>{% endblock %} |
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from flask import Flask,render_template,request,redirect,url_for,sessionfrom flask_sqlalchemy import SQLAlchemyimport configfrom functools import wrapsfrom datetime import datetimeapp = Flask(__name__)app.config.from_object(config)db = SQLAlchemy(app)class User(db.Model): __tablename__ = ‘user‘ id = db.Column(db.Integer,primary_key=True,autoincrement=True) username = db.Column(db.String(20),nullable=False) password = db.Column(db.String(20),nullable=False) nickname = db.Column(db.String(50))# db.create_all()# 增加# user = User(username=‘mis1114‘,password = ‘mis1114‘,nickname=‘mis1114‘)# db.session.add(user)# db.session.commit()# # 查询# User.query.filter(User.username == ‘mis1114‘).first()# #修改# user =User.query.filter(User.username ==‘mis1114‘).first()# user.password=‘23456‘# print(user.username,user.password)# db.session.commit()# # 删除# user =User.query.filter(User.username ==‘mis1114‘).first()# db.session.delete(user)# db.session.commit()@app.route(‘/‘)def index(): return render_template(‘index.html‘)@app.route(‘/login/‘)def login(): return render_template(‘login.html‘)@app.route(‘/regist/‘,methods=[‘GET‘,‘POST‘])def regist(): if request.method==‘GET‘: return render_template(‘regist.html‘) else: username=request.form.get(‘username‘) password=request.form.get(‘password‘) nickname = request.form.get(‘ nickname‘) user = User.query.filter(User.username==username).first() if user: return u‘username existed‘ else: user = User(username=username, password= password, nickname=nickname) db.session.add(user) db.session.commit() return redirect(url_for(‘login‘))@app.route(‘/question/‘)def question(): return render_template(‘question.html‘)if __name__ == ‘__main__‘: app.run(debug=True) |
标签：from app file 输入密码 class 函数 integer 删除 element
原文地址：http://www.cnblogs.com/lianghaohui123/p/7853195.html
