public class Activity1 extends Activity {
public static int char2ASCII(char c) {
return (int) c;
}
public static int[] string2ASCII(String s) {// 字符串转换为ASCII码
if (s == null || "".equals(s)) {
return null;
}
char[] chars = s.toCharArray();
int[] asciiArray = new int[chars.length];
for (int i = 0; i < chars.length; i++) {
asciiArray[i] = char2ASCII(chars[i]);
}
return asciiArray;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_activity1);
Button button1=(Button)this.findViewById(R.id.button1);
final EditText editText1=(EditText)findViewById(R.id.editText1);
button1.setOnClickListener(new OnClickListener()
{
public void onClick(View arg0)
{
String a=editText1.getText().toString();
Intent intentRef=new Intent();
intentRef.setClass(Activity1.this, Activity2.class);
Bundle bundle = new Bundle();
bundle.putIntArray("a", string2ASCII(a));
intentRef.putExtras(bundle);
startActivity(intentRef);
Activity1.this.finish();
}
}
);
}
}`
public class Activity2 extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_activity2);
Bundle bundle = this.getIntent().getExtras();
int[] b = bundle.getIntArray("a");
TextView textview =(TextView) findViewById(R.id.textView1);
textview.setText(b[0]) ;
}
}