Question

java如何把2进制字符串怎么转换成16进制字符串

我想把类似下面的二进制字符串转换为16进制的字符串，java中有什么方法可以实现吗
10101011 10000100 01011011 01111100 00011100 01100010 00010111 10010010

Answer 1

package image;

public class Bean
{
public static void main ( String[] args )
{
String str = "10101011 10000100 01011011 01111100 00011100 01100010 00010111 10010010";
String[] strs = str.split ("\\s+");
String result = "";
for ( String string : strs )
{
String hex = Integer.toString (Integer.parseInt (string, 2), 16);
result += hex;
}
System.out.println (result);
}
}

Answer 2

String x = "0101010111";
long l = Long.parseLong(x, 2);
System.out.println(l);

你这个太大了。。要自己写方法吧

Answer 3

toBinaryString
toOctalString
toHexString