Jquery implements repeater refreshing batch deletion (with source code)

Front-end page

 <  Head runat  =  "  Server  "  >  
  <  Title  >  No title page  </  Title  >  

  < Script SRC  =  "  JS/jquery-1.5.1.min.js  "  Type  =  "  Text/JavaScript  "  > </  Script  >  

  <  Script SRC  = "  JS/demo. js  "  Type  =  "  Text/JavaScript  "  > </  Script  >  

  </  Head  >  
  < Body  >  
  <  Form ID  =  "  Form1  "  Runat  =  "  Server  "  >  
  <  Div ID =  "  Content  "  >  
  <  Table  >  
  <  ASP: repeater ID  =  "  Repeater1  "  Runat  = "  Server  "  >  
  <  Headertemplate  >  
  <  Tr  >  
  <  TD  >  
  < Input type  =  "  Checkbox  "  >  
  </  TD  >  
  <  TD  >  
Student ID
  </  TD >  
  <  TD  >  
Student name
  </  TD  >  
  </  Tr  >  
  </  Headertemplate  > 
  <  Itemtemplate  >  
  <  Tr  >  
  <  TD  >  
  <  Input type  =  " Checkbox  "  >  
  </  TD  >  
  <  TD Style  =  "  Text-align: Center  "  >  
  <% # Eval (  "  Studentid  "  )  %>  
  </  TD  >  
  <  TD Style  =  "  Text-align: Center  " >  
  <%  # Eval (  "  Name  "  )  %>  
  </  TD  >  
  </  Tr  >  
 </  Itemtemplate  >  
  </  ASP: Repeater  >  
  </  Table  >  
  </  Div  >  
  < Div  >  
  <  Input ID  =  "  Btndel  "  Type  =  "  Button  "  Value  =  "  Delete "  > </  Input  >  
  </  Div  >  
  </  Form  >  
  </  Body  > 

Background

  Protected     Void  Page_load (  Object  Sender, eventargs E)
{
Studentbll _ BLL  =     New  Studentbll ();
  If  (Request. querystring [  "  ID  "  ] ! =  ""  &&  Request. querystring [  "  ID  "  ]  ! =  Null  )
{
  String  _ IDS  =  Request. querystring [  "  ID "  ];
_ BLL. Delete (_ IDs );
}

Repeater1.datasource  =  _ BLL. selectall ();
Repeater1.databind ();
} 

Demo. JS File

 $ (  Function  (){

  //  This function removes spaces and line breaks at the beginning and end of a string in JavaScript.  
  Function  Trim (STR)
{
  VaR  Statrindex;
 VaR  Endindes;
  For  (I  =  0  ; I  <  Str. length; I  ++  )
{
  VaR  K  =  Str. charat (I );
  If  (K ! =  "  \ N  "  &&  K  ! =  "     "  )
{
Statrindex  =  I;  Break  ;
}
}
  For  (I =  Str. Length  -  1  ; I  <  Str. length; I  --  )
{
  VaR  K  =  Str. charat (I );
  If  (K  ! =  "  \ N "  &&  K  ! =  "     "  )
{
Endindes  =  I;  Break  ;
}
}
  Return  Str. substring (statrindex, endindes  +  1 );
};


$ (  "  # Btndel  "  ). Click (  Function  (){
  VaR  IDS  =  "  ''  "  ;
$ (  "  # Content input: checked  " ). Parent (). Next (). Each (  Function  (I ){
IDS  =  IDS  +  "  ,'  "  +  Trim ($ (  This  ). Text ())  +  "  '  " ;
});
$ (  "  # Content  "  ). Load (  "  Default. aspx? Id =  "  +  Encodeuri (IDS)  +  "  # P-getting-started # Content  "  ) // Partial update Repeater
})


}) 

 

source code download