trimBy method

String trimBy(
  1. String trimmer
)

Implementation

String trimBy(String trimmer) {
  var string = this;
  while (string.startsWith(trimmer)) {
    string = string.substring(trimmer.length);
  }
  while (string.endsWith(trimmer)) {
    string = string.advSubString(0, -trimmer.length);
  }
  return string;
}