Home Contents | # string.to64 | String | Core4 Lua Commands

## SYNOPSIS

result = string.to64(s [, i [, j]])

## DESCRIPTION

Converts s into base64 encoding.

When i and/or j are given, uses the substring s[i], s[i+1], ···, s[j].
The default value for i is 1; the default value for j is the number of characters in s.

## RETURN VALUE

String, ASCII text.

## ERRORS

Passed data must be a string or a number, or else an error is thrown.

## NOTES

Base64 is commonly used to encode email attachments. It contains only valid 7-bit ASCII characters.

## EXAMPLE

>
print(string.to64("ABCD4*"))
QUJDRDQq

## SEE ALSO

string.fromhex, string.tohex, string.from64, string.hexdump