Interface Base64API

interface Base64API {
Encode(text: string): string;
Decode(base64: string): string;
}

Index

Methods

Methods

Encode

Encode(text: string): string
Encodes a UTF-8 string to its Base64 representation.
Parameters
- text: string
  The plain text to encode.
Returns string
The Base64-encoded string.
Example
```
const b64 = Base64.Encode("hello"); // "aGVsbG8="
```

Decode

Decode(base64: string): string
Decodes a Base64 string back to UTF-8 text.
Parameters
- base64: string
  The Base64-encoded string.
Returns string
The decoded plain text.
Remarks
Throws a runtime error if the input is not valid Base64 or does not decode to valid UTF-8.
Example
```
const plain = Base64.Decode("aGVsbG8="); // "hello"
```