效果如图所示，可以根据条件来选择对象
cat pc.py #!/usr/bin/pythonfrom flask import Flask,render_template,request,redirect,sessionimport MySQLdb as mysql con = mysql.connect(host=‘59.110.**.**‘,user=‘woniu‘,passwd=‘123456‘,db=‘wangjin‘)cur =con.cursor()#sql = ‘select * from user where (username="%s") and (password="%s")‘%(‘tt‘,‘tt‘)#cur.execute(sql)#print cur.fetchone() app = Flask(__name__)@app.route(‘/pc‘,methods=[‘GET‘,‘POST‘])def pc(): mem = request.args.get(‘mem‘) sql = ‘select * from pc‘ cur.execute(sql) res = cur.fetchall() mem_list = [] for item in res: m=item[1] if m not in mem_list: mem_list.append(m) pc_list = [] for item in res: if not mem or (item[1]==int(mem)): pc_list.append(item) return render_template(‘pc.html‘,pc=pc_list,mem_list=sorted(mem_list))if __name__=="__main__": app.run(host=‘0.0.0.0‘,port=12121,debug=True)
templates下的文件
cat pc.html <form><select name=‘mem‘> <option></option> {% for m in mem_list %} <option value="{{m}}">{{m}}G</option> {% endfor %}</select><input type=‘submit‘ value=‘search‘></form>
<table border=‘1‘>{% for p in pc %}<tr> <td> {{p[0]}} </td> <td> {{p[1]}} </td> <td> {{p[2]}} </td></tr>
{% endfor %}</table>
时间： 2024-11-10 17:25:35