Mis vahe on andmetüübi var ja andmetüübi string vahel?

var - is a keyword that instructs the compiler to automatically determine the variable's type based on the assigned value. The type is determined at compile time and cannot be changed later.

String - is a specific, explicitly defined data type in Dart, used for storing sequences of characters.

Feature	var	String
Type	Determined by the compiler	Explicitly defined string type
Usage	For variables whose type is obvious	For variables storing textual data
Type change	Not possible after initialization	Always stores only strings