toDigitWithLetter static method

String toDigitWithLetter(
  1. String? value
)

Converts a string to contain only digits and letters.

Example: 'abc123!@#' -> 'abc123'

Implementation

static String toDigitWithLetter(String? value) {
  String buffer = '';
  if (value != null) {
    for (String character in value.characters) {
      if (Validator.isDigit(character) || Validator.isLetter(character)) {
        buffer = '$buffer$character';
      }
    }
  }
  return buffer;
}