Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.
b64decode( input, [encoding], [format] )
Decode the passed base64 encoded input
string into the unencoded original input in either binary or string formats.
Returns
Example
import { check } from 'k6';
import encoding from 'k6/encoding';
export default function () {
const str = 'hello world';
const enc = 'aGVsbG8gd29ybGQ=';
const expBin = new Uint8Array([104, 101, 108, 108, 111, 32, 119, 111, 114, 108, 100]);
check(null, {
'is decoding to string correct': () => encoding.b64decode(enc, 'std', 's') === str,
'is decoding to ArrayBuffer correct': () => {
const decBin = new Uint8Array(encoding.b64decode(enc));
if (decBin.length != expBin.length) return false;
for (let i = 0; i < decBin.length; i++) {
if (decBin[i] !== expBin[i]) return false;
}
return true;
},
});
}