nami63

void main(){
  String classname= "Hello";
  print(classname);
  print(classname.isEmpty);
  
  print(classname.length);
  
  //methods
  
  print(classname.toLowerCase());

nami63

void main(){
 // data type
  
 String className = "flutter";
  print(className);
  
  int studentcount =25;
  print(studentcount);
  
  int a=10;