Function encodeHex

encodeHex(data: DataSource): string
Encodes DataSource to a hexadecimal string.
- String: First UTF-8 encoded, then converted to hexadecimal
- BufferSource: Directly converted to hexadecimal
Uses native Uint8Array.prototype.toHex if available, otherwise pure JS fallback.
Parameters
- data: DataSource
  The DataSource to encode.
Returns string
Hexadecimal string.
Throws
If the input is not a string, ArrayBuffer, or ArrayBufferView.

Since
1.0.0
Example
```
const hex = encodeHex(new Uint8Array([255, 0, 128]));
console.log(hex); // 'ff0080'

const hex2 = encodeHex('hello');
console.log(hex2); // '68656c6c6f'
```
- Defined in hex.ts:57