JAVA十进制16进制互转

String s = "16";
String _hex = Integer.toHexString(Integer.parseInt(s));//转16进制
System.out.println("转16进制为：" + _hex);

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String s1 = "6A";
int _oct = Integer.parseInt(s1, 16);//转十进制
System.out.println("转10进制为：" + String.valueOf(_oct));