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Javascript 如何将数据发送到网页html_Javascript_Android_Html_Json - Fatal编程技术网

Javascript 如何将数据发送到网页html

Javascript 如何将数据发送到网页html,javascript,android,html,json,Javascript,Android,Html,Json,我有一个应用程序。当点击提交==>我的网页将显示结果。但我不知道如何使用javascript json。有人帮我吗?非常感谢 对不起,我没有什么英语,所以 ==>它是我的android应用程序 ==>这是我的网页(图片和代码) 函数myFunction(){ document.getElementById(“myid”).value=$ab; } 要显示的文本在页面中的何处?添加一个id为的div,然后更新它…页面中要显示的文本在哪里?添加一个id为的div,然后更新它。。。 <h

我有一个应用程序。当点击提交==>我的网页将显示结果。但我不知道如何使用javascript json。有人帮我吗?非常感谢

对不起,我没有什么英语,所以

==>它是我的android应用程序

==>这是我的网页(图片和代码)


函数myFunction(){
document.getElementById(“myid”).value=$ab;
}

要显示的文本在页面中的何处?添加一个id为的div,然后更新它…页面中要显示的文本在哪里?添加一个id为的div,然后更新它。。。
 <html>
<head>
        <script>
 function myFunction() {
 document.getElementById("myid").value=$ab;

 }
</script
    </head>
    <body onload="myFunction()">
        <input id="myid"  type="text" />
    </body>
</html>
public class ChennaiIntent extends Activity implements OnClickListener{

private EditText value;
private Button btn;
private ProgressBar pb;
@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    value=(EditText)findViewById(R.id.editText1);
    btn=(Button)findViewById(R.id.button1);
    pb=(ProgressBar)findViewById(R.id.progressBar1);
    pb.setVisibility(View.GONE);
    btn.setOnClickListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
}

public void onClick(View v) {
    // TODO Auto-generated method stub
    if(value.getText().toString().length()<1){

        // out of range
        Toast.makeText(this, "please enter something", Toast.LENGTH_LONG).show();
    }else{
        pb.setVisibility(View.VISIBLE);
        new MyAsyncTask().execute(value.getText().toString());
    }


}

private class MyAsyncTask extends AsyncTask<String, Integer, Double>{

    @Override
    protected Double doInBackground(String... params) {
        // TODO Auto-generated method stub
        postData(params[0]);
        return null;
    }

    protected void onPostExecute(Double result){
        pb.setVisibility(View.GONE);
        Toast.makeText(getApplicationContext(), "command sent", Toast.LENGTH_LONG).show();
    }
    protected void onProgressUpdate(Integer... progress){
        pb.setProgress(progress[0]);
    }

    public void postData(String valueIWantToSend) {
        // Create a new HttpClient and Post Header
        HttpClient httpclient = new DefaultHttpClient();
        HttpPost httppost = new HttpPost("http://11.10.88.2/tuan/example.html");

        try {
            // Add your data
            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair("myHttpData", valueIWantToSend));
            httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

            // Execute HTTP Post Request
            HttpResponse response = httpclient.execute(httppost);

        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
        } catch (IOException e) {
            // TODO Auto-generated catch block
        }
    }

}
}