Complete Dart Cheat Sheet
2025-11-24
Basic Syntax main() function Dart program starts from main(): Statements in dart end with semicolon Comments Example Variables And Data Types late keyword Late Keyword tells Dart you’ll assign the value later. const vs final Null Variable In Dart, to introduce a null value, a variable must be explicitly declared as nullable. This is achieved by appending a question mark (?) after the variable’s type. Strings Basic String Example: Multiline String Example: Interpolation String Example: Some Useful methods for strings If/Else Condition Use if when you want to run code only if a condition is true. Syntax: Example: Ternary Operator (Short If) Used when you need a quickRead More →