Dart int

This tutorial gives you examples of how to convert a String to a DateTime in Dart (also works in Flutter) using DateTime. parse , HttpDate. pasre , and DateFormat(). parse() .

To convert an int to a double , use toDouble() method . The result is an integer with one decimal point ( . 0 ).

Parse a String into an int in Dart/Flutter parse(‘n42’); print(n); } on FormatException { print(‘Format error! ‘); } // Format error! int class parse() method also gives us a way to handle FormatException case with onError parameter. When the exception is thrown, onError will be called with source as input string.