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import ‘dart:math’; void main() { print(getRandomString(5)); // 5GKjb print(getRandomString(10)); // LZrJOTBNGA print(getRandomString(15)); // PqokAO1BQBHyJVK } const _chars = ‘AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890’; Random _rnd = Random(); String getRandomString(int length) => String.
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truncateToDouble() method in my answer auto rounds decimal place based values to 1 when they are less than 1 (i.e. 0.95) which is an unwanted side effect. @alexwan02 use RegExp(r”([.]* 0+)(?!. *\d)”) to remove all trailing zeroes after the decimal point .
Read moreHow do you remove the decimal point in darts?
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