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<1> Front Page Index view
Note: The name value of the user name form is txtname
The name value of the password form is Txtpassword
1 <HTML>2 <Head>3 <Metaname= "Viewport"content= "Width=device-width" />4 <title>Test</title>5 </Head>6 <Body>7 <formAction= "/home/test"Method= "POST">8 <Div>9 <label>User name</label><inputtype= "text"name= "Txtname" />Ten <label>Password</label><inputtype= "text"name= "Txtpassword" /> One </Div> A <inputtype= "Submit"value= "Submit" /> - </form> - </Body> the </HTML>
<2> background page, Home controller (for testing, the action of the From form in the View page is set to action= "/home/test", action= "/home/test2" action= "/home/test3", respectively action= "/home/test4")
1 usingSystem;2 usingSystem.Collections.Generic;3 usingSystem.Linq;4 usingsystem.web;5 usingSYSTEM.WEB.MVC;6 7 namespacemvcapplication1.controllers8 {9 Public classHomecontroller:controllerTen { One // A //GET:/home/ - - Publicactionresult Index () the { - returnView (); - } - + /// <summary> - ///MVC first method of value + /// </summary> A /// <returns></returns> at Publicactionresult Test () - { - stringUserName = request["txtname"];//at this time request["Txtname"]=abc - stringPassword = request["Password"];//at this time request["password"]=123 - - returnContent ("OK"+ UserName +password); in } - /// <summary> to ///The second way of taking value + /// </summary> - /// <param name= "F" ></param> the /// <returns></returns> * PublicActionResult Test2 (formcollection f)//FormCollection is a collection of forms in MVC that can also be used to receive forms submitted by the foreground, and the forms submitted by the foreground are all encapsulated in this object. $ {Panax Notoginseng stringUserName = f["txtname"];//at this time f["Txtname"]=abc - stringPassword = f["Txtpassword"];//at this time f["Txtpassword"]=123 the + returnContent ("OK"+ UserName +password); A } the /// <summary> + ///The Third way of taking value - /// </summary> $ /// <param name= "txtname" ></param> $ /// <param name= "Txtpassword" ></param> - /// <returns></returns> - PublicActionResult Test3 (stringTxtname,stringTxtpassword)//Note that the name of this parameter must be the same as the foreground page control's name value the { - returnContent ("OK"+ Txtname +txtpassword);Wuyi the //at this time textname=abc - //at this time txtpassword=123 Wu } - About /// <summary> $ ///the Fourth Way - /// </summary> - /// <param name= "txtname" ></param> - /// <param name= "Txtpassword" ></param> A /// <param name= "p" ></param> + /// <returns></returns> the PublicActionResult Test4 (stringTxtname,stringTxtpassword, Paraclass P)//if the attribute inside the Paraclass class is consistent with the name value of the foreground page control, its object properties are automatically assigned - { $ returnContent ("OK"+ txtname + txtpassword + p.txtname +P.txtpassword); the the //at this time textname=abc the //at this time txtpassword=123 the - //at this time p.txtname=abc in //at this time p.txtpassword=123 the } the About the Public classParaclass the { the Public stringtxtname {Get;Set; }//at this time textname=abc + Public stringTxtpassword {Get;Set; }//at this time txtpassword=123 - } the Bayi } the}
Some methods of the value that MVC takes from the foreground page to pass from the background page.
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