cs

2022-06-01 08:32:30 作者：互联网

lib代码:

from wtforms import Form,StringField,IntegerField,SubmitField
from wtforms.validators import DataRequired,NumberRange
class AddForm(Form):
    iFirst=IntegerField('First',validators=[DataRequired(),NumberRange(min=1,max=10000,message="该值取值区间在1-10000")])
    iSecond=IntegerField('Second',validators=[DataRequired(),NumberRange(min=1,max=10000,message="该值取值区间在1-10000")])
    iSum=IntegerField('Sum')
    submit=SubmitField("提交")

main代码:

from Lib import gcodeform
from wtforms import Form,IntegerField,SubmitField
from wtforms.validators import DataRequired,Length
from flask import Flask, render_template, request,url_for,flash
app = Flask(__name__)
app.secret_key="12345" 
@app.route('/')
@app.route('/Index',methods = ['POST','GET'])
def Index():    
    if request.method=='GET':
        f1=gcodeform.AddForm() 
        iSum=11         
        return render_template('IndexC.html',form=f1,iSum=iSum)
    else:
        f2=gcodeform.AddForm(request.form)     
        if f2.validate():          
            iFirst=f2.iFirst.data
            iSecond=f2.iSecond.data
            iSum=iSecond+iFirst
            f2.iSum=iSum
            return render_template('IndexC.html',form=f2)
        else:
            flash("请输入整数数值,范围在1-10000之间.")
            return "err"

if __name__ == '__main__':
   app.run(debug = False,port=6669)

html：

<!DOCTYPE html>
<html>
<head>
    <title>质数展示</title>
</head>
<body>
<h2>质数展示</h2>
<form action="/Index" method="POST">
    {{form.csrf_token}}    
    {{form.iFirst.label}}{{form.iFirst}}+{{form.iSecond.label}}{{form.iSecond}}={{form.iSum.label}}{{form.iSum}}<br>
    {{form.submit}}<br>
</form>
{% for message in get_flashed_messages() %}
        {{ message }}
    {% endfor %}
</body>
</html>

标签：__,f2,form,iSecond,iSum,iFirst,cs
来源： https://www.cnblogs.com/exesoft/p/16333050.html