如将123(int类型)转化为Long.
1.int转化为String.
String str = String.valueOf(123);
2.String转化为Long.
long L = Long.parseLong(str);
即:long L = Long.parseLong(String.valueOf(123));
如将123(int类型)转化为Long.
1.int转化为String.
String str = String.valueOf(123);
2.String转化为Long.
long L = Long.parseLong(str);
即:long L = Long.parseLong(String.valueOf(123));