public static void main(String[] args) {// // TODO Auto-generated method stubint a=001;int b=32;//制表符int c=13;//回车键char character =  (char)a;char cb =  (char)b;String line ="niaho" + character + "woma";String ar= String.valueOf(character); //int转化成字符串，为1String line2=line.replace(character, cb);//// replace(oldchar,newchar) System.out.println("line:"+line+" "); System.out.println("line:"+line2+" ");}