String strEmailBody = content.getText().toString();                Intent intent = new Intent(android.content.Intent.ACTION_SEND);                intent.setType("plain/text");                String[] strEmailReciver = new String[]{"coderui@outlook.com"};                intent.putExtra(android.content.Intent.EXTRA_EMAIL,strEmailReciver);                intent.putExtra(android.content.Intent.EXTRA_TEXT, strEmailBody);                startActivity(Intent.createChooser(intent,"发送"));