Characters Flutter

To find length of a given string in Dart, you can use length property of String class . String. length returns an integer specifying the number of characters in the string or otherwise called length.

How to Append or Concatenate Strings in Dart?

Unicode code points are usually expressed as \uXXXX, where XXXX is a 4-digit hexadecimal value . To specify more or less than 4 hex digits, place the value in curly brackets. One can use the constructor of the Runes class in the dart:core library for the same.