Android 通过字符串来获取R下面资源的ID 值

1

try

{ 

2

Field
field=R.drawable.

class

.getField(

"icon"

); 

3

int

i=
field.getInt(

new

R.drawable()); 

4

Log.d(

"icon"

,i+

""

); 

5

}

catch

(Exception
e){ 

6

Log.e(

"icon"

,e.toString()); 

7

}

1

Resources
res=getResources(); 

2

int

i=res.getIdentifier(

"icon"

,

"drawable"

,getPackageName()); 

3

4

Log.i(

"res"

,Integer.toString(i));