decode static method
Converts the given hex
to Uint8List
Implementation
static Uint8List decode(String hex) {
var str = hex.replaceAll(" ", "");
str = str.toLowerCase();
if (str.length % 2 != 0) {
str = "0" + str;
}
var l = str.length ~/ 2;
var result = new Uint8List(l);
for (var i = 0; i < l; ++i) {
var x = int.parse(str.substring(i * 2, (2 * (i + 1))), radix: 16);
if (x.isNaN) {
throw ArgumentError('Expected hex string');
}
result[i] = x;
}
return result;
}