android activity 之间传递参数

 发送方：

　

Intent intent = new Intent();

　　Bundle bundle = new Bundle();

　　bundle.putString("key_height", fieldHeight.getText().toString());

　　bundle.putString("key_weight", fieldWeight.getText().toString());

　　intent.setClass(ActivityMain.this,Report.class);

　　intent.putExtras(bundle);

　　startActivity(intent);

　　接收方：

Bundle bundle = new Bundle();

　　bundle = this.getIntent().getExtras();

　　double height = Double.parseDouble(bundle.getString("key_height"))/100;

　　double weight = Double.parseDouble(bundle.getString("key_weight"));