utf8Encode

Encodes a string into UTF-8, returning a Uint8Array.

Syntax

utf8Encode(input: string): Uint8Array

Parameters

Name	Type	Description
input	string	The string to be encoded into UTF-8

Returns

Type	Description
Uint8Array	The bytes of the UTF-8 encoded string

Example

utf8Encode("Olá"); // Uint8Array([...])
utf8Encode(123 as any); // throws TypeError

Notes

• Supports environments with TextEncoder (modern browsers) and Buffer (Node.js).
• Throws an error if no UTF-8 encoder is available.

References

• MDN: TextEncoder
• Node.js: Buffer