java 关于int byte string的数据类型转换
1.int[]转byte[]
private byte[] int2byte(int[] intData) {
byte[] out = new byte[intData.length];
for (int i = 0; i < intData.length; i++) {
out[i] = (byte)intData[i];
}
return out;
}
2.byte[]转string
Arrays.toString(Byte)
3.String转int[]
private int[] String2int(String intData) {
String[] ss= intData.replace("[", "").replace("]", "").replace(" ", "").split(",");
int len = ss.length;
int[] ints = new int[len];
for (int i=0;i<len;i++){
ints[i] =Integer.valueOf(ss[i]);
}
return ints;
}
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