lastDigits method
get last charts of give value 'I like dart language'.lastChars(13) // dart language
Implementation
int lastDigits(int n) {
if (isEmptyOrNull) return 0;
int charCount = n;
if (toString().trim().length < n) {
charCount = toString().trim().length;
}
return (toString().trim().substring(toString().trim().length - charCount))
.toInt ??
0;
}