appendQueryParams static method

String? appendQueryParams(
  1. String? url,
  2. String params
)

Implementation

static String? appendQueryParams(String? url, String params) {
  if (url?.isNotEmpty != true) {
    return null;
  }
  String connectChar = url!.contains("?") ? "&" : "?";

  return url + connectChar + params;
}