Topic: 请问这两种int转16进制方法有什么区别

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1.请问这两种int转16进制方法有什么区别 Copy to clipboard
Posted by: woodworm
Posted on: 2003-07-07 09:35

byte[] hash = currentAlgorithm.digest();
String d = "";
for (int i = 0; i < hash.length; i++)
{
int v = hash[i] & 0xFF;
if (v < 16) d += "0";
d += Integer.toString(v, 16).toUpperCase() + " ";//方法一
}

方法二：
Integer.toHexString(v)

请问这两种用法有什么区别

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