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顶！！！！！请教各位高手：如何在JAVA中把十进制数转换成二进制数？？？
请教各位高手：如何在JAVA中把十进制数转换成二进制数？？？
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GJA106 2004-10-20
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public static boolean intTobytes(int piNumber,int piByteLength,byte[] pbArDest,int piStartPos)
{
if(pbArDest == null || piStartPos < 0 || piByteLength<1 || piByteLength>4 || pbArDest.length < piStartPos+piByteLength)
return false;
//converter here
if(piByteLength == 1)
pbArDest[piStartPos] = (byte)piNumber;
else
{
for(int i=0;i<piByteLength;i++){
pbArDest[piStartPos+i] = (byte)((piNumber>> (i*8))& 0xff);
}
}
return true;
}
{
if(pbArDest == null || piStartPos < 0 || piByteLength<1 || piByteLength>4 || pbArDest.length < piStartPos+piByteLength)
return false;
//converter here
if(piByteLength == 1)
pbArDest[piStartPos] = (byte)piNumber;
else
{
for(int i=0;i<piByteLength;i++){
pbArDest[piStartPos+i] = (byte)((piNumber>> (i*8))& 0xff);
}
}
return true;
}
shilei19811228 2004-09-26
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多谢了！！！！！！
guestman 2004-09-26
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Integer.toBinaryString();