Function fromString

lib/buffer.js:512–523

(string, encoding)

}

function fromString(string, encoding) {
  let ops;
  if (!encoding || encoding === 'utf8' || typeof encoding !== 'string') {
    ops = encodingOps.utf8;
  } else {
    ops = getEncodingOps(encoding);
    if (ops === undefined)
      throw new ERR_UNKNOWN_ENCODING(encoding);
  }

  return string.length === 0 ? new FastBuffer() : fromStringFast(string, ops);
}

function fromArrayBuffer(obj, byteOffset, length) {
  // Convert byteOffset to integer