Android code does not insert into mysql database using PHP -

i trying insert data android code mysql database using php code not anything.

register.php:

<?php  // array json response $response = array();   // check required fields  if (isset($_post['n']))  {    $name = $_post['n']; $address = $_post['add'];  //$age = $_post['age']; $phone = $_post['phone']; $email = $_post['e'];   $bloodgroup = $_post['bloodgroup'];     // include db connect class require_once __dir__ . '/db_connect.php';  // connecting db $db = new db_connect();     // mysql inserting new row $result = mysql_query("insert bloodtb(name,address,phone,email,bloodgroup) values  ('$name','$address','$phone','$email','$bloodgroup')");  // check if row inserted or not if ($result) {     // inserted database     $response["success"] = 1;     $response["message"] = "product created.";      // echoing json response     echo json_encode($response); } else {     // failed insert row     $response["success"] = 0;     $response["message"] = "oops! error occurred.";      // echoing json response     echo json_encode($response); } } else { // required field missing $response["success"] = 0; $response["message"] = "required field(s) missing";  // echoing json response echo json_encode($response); }  ?> 

register.java:

public class register extends activity {  edittext name,address,bg,ph,email,age; button register;   private progressdialog pdialog; int flag=0; jsonparser jsonparser = new jsonparser(); private static string url = "http://192.168.43.41/phpfiles/register.php"; private static final string tag_success = "success";  protected void oncreate(bundle savedinstancestate) {     super.oncreate(savedinstancestate);     setcontentview(r.layout.register);      name=(edittext)findviewbyid(r.id.etname);    // age=(edittext)findviewbyid(r.id.etage);     address=(edittext)findviewbyid(r.id.etadd);     bg=(edittext)findviewbyid(r.id.etbg);     email=(edittext)findviewbyid(r.id.etemail);     ph=(edittext)findviewbyid(r.id.etphone);       register=(button)findviewbyid(r.id.btnreg);      register.setonclicklistener(new view.onclicklistener()     {         public void onclick(view view){           new thread(new runnable() {               @override               public void run() {                   new loginaccess().execute();                  }           });          }     });     }   class loginaccess extends asynctask<string, string, string> {      protected void onpreexecute() {         super.onpreexecute();         pdialog = new progressdialog(register.this);         pdialog.setmessage("registering..");         pdialog.setindeterminate(false);         pdialog.setcancelable(true);         pdialog.show();     }     @override     protected string doinbackground(string... arg0) {         list<namevaluepair> params = new arraylist<namevaluepair>();          string n=name.gettext().tostring();         //string a=age.gettext().tostring();         string add=address.gettext().tostring();         string e=email.gettext().tostring();         string phone=ph.gettext().tostring();         string bloodgroup=bg.gettext().tostring();           params.add(new basicnamevaluepair("n", n));        // params.add(new basicnamevaluepair("age", a));         params.add(new basicnamevaluepair("add",add));         params.add(new basicnamevaluepair("phone",phone));         params.add(new basicnamevaluepair("e", e));         params.add(new basicnamevaluepair("bloodgroup",bloodgroup));          jsonobject json = jsonparser.makehttprequest(url,"post", params);          log.d("create response", json.tostring());          try {             int success = json.getint(tag_success);             if (success == 1)             {                 flag=0;                 //intent = new intent(getapplicationcontext(),search.class);                 /*i.putextra("mobile_number",number);                 i.putextra("password",pwd);*/                 //startactivity(i);                 finish();             }             else             {                 // failed sign in                flag=1;             }         } catch (jsonexception ex) {             ex.printstacktrace();         }         return null;     }     protected void onpostexecute(string file_url) {         pdialog.dismiss();         if(flag==1)             toast.maketext(register.this,"please enter correct informations", toast.length_long).show();      }  }   } 

there no error in log cat still nothing being inserted database..please help.

you not starting thread code not executed @ all

new thread(new runnable()  {      @override      public void run()       {           new loginaccess().execute();                        }  }).start(); 

asynctask executed on different thread below code should execute task

new loginaccess().execute();