Method toString

java/lib/src/main/java/io/github/ccxt/base/Crypto.java:72–72

(Object o)

    // ---------- small utils ----------
    private static String toString(Object o) { return String.valueOf(o); }
    private static byte[] toUtf8(Object o) { return toString(o).getBytes(StandardCharsets.UTF_8); }

    public static String binaryToHex(byte[] data) {