isValidHexValue static method

bool isValidHexValue(
  1. String value
)

isValidHexValue.

Implementation

static bool isValidHexValue(String value) {
  if (!value.startsWith('0x')) return false;

  try {
    BigInt.parse(value.substring(2), radix: 16);
    return true;
  } catch (e) {
    return false;
  }
}