_init_.py
from flask import Flask, request, url_for, redirect, render_template app = Flask(__name__) @app.route('/') def index(): return render_template('index.html') @app.route('/cool_form', methods=['GET', 'POST']) def cool_form(): if request.method == 'POST': # do stuff when the form is submitted # redirect to end the POST handling # the redirect can be to the same route or somewhere else return redirect(url_for('index')) # show the form, it wasn't submitted return render_template('cool_form.html')
index.html
<!doctype html> <html> <body> <p><a href="{{ url_for('cool_form') }}">Check out this cool form!</a></p> </body> </html>
cool_form.html
<!doctype html> <html> <body> <form method="post"> <button type="submit">Do it!</button> </form> </html>
運行結果
進入5000端口顯示如圖，點擊這個按鈕，跳到自定義的/cool_form頁面
代碼在github:https://github.com/qingnvsue/flask 中的webbutton文件夾
在我的程序里我實現了在web頁面點擊加法器或者除法器按鈕進入相應頁面
代碼在github:https://github.com/qingnvsue/flask 中的add文件夾