decode static method
Implementation
static Uint8List decode(String hex) {
String str = trimHex(hex);
if (str.length % 2 != 0) {
str = "0" + str;
}
var result = Uint8List(str.length ~/ 2);
for (int i = 0; i < str.length; i += 2) {
String num = str.substring(i, i + 2);
int byte = int.parse(num, radix: 16);
result[i ~/ 2] = byte;
}
return result;
}