truncate method

String truncate({
  1. int size = 10,
})

Implementation

String truncate({int size = 10}) {
  // returns truncated string
  // the max returned length of string is 'size'
  // if size is 0 or less or size greater than string length, then returns empty string
  return (size <= 0) || (size > length) ? '' : '${substring(0, size)}';
}