rtrim method

Expression rtrim([
  1. Object? valueToTrim
])

Trims trailing whitespace, or the characters in valueToTrim when given.

Implementation

Expression rtrim([Object? valueToTrim]) {
  return valueToTrim == null
      ? _RtrimExpression(this, null)
      : _RtrimExpression(this, _toExpression(valueToTrim));
}