How to Find the Length of a String in Dart? Last Updated : 07 Apr, 2025 Comments Improve Suggest changes 3 Likes Like Report To find the length of a string in the dart, we make use of the length property of a string class in Dart. This method returns the length of the string, which is an integer.Syntax: string_name.lengthReturn Type: IntegerImage Representation: Find the length of the stringExample: Dart // Main function main() { // Declaring a string variable String gfg = "Geeks For Geeks"; // Finding the length int length = gfg.length; // Printing the length of the string print(length); } Output:15Explanation: The length of the string, including spaces in the above example, counts up to 15.Note: The length of the empty string is equal to 0. Create Quiz Comment A aditya_taparia Follow 3 Improve A aditya_taparia Follow 3 Improve Article Tags : Dart Dart-String Explore BasicsIntroduction to Dart Programming Language 4 min read Dart SDK Installation 4 min read Dart - Comments 2 min read Dart - Variables 5 min read Operators in Dart 11 min read Dart - Standard Input Output 3 min read Data TypesDart - Data Types 8 min read Basics of Numbers in Dart 6 min read Strings in Dart 6 min read Dart - Sets 6 min read Dart Programming - Map 7 min read Queues in Dart 3 min read Data Enumeration in Dart 3 min read Control FlowDart Programming - If Else Statement (if , if..else, Nested if, if-else-if) 4 min read Switch Case in Dart 2 min read Dart - Loops 4 min read Dart - Loop Control Statements (Break and Continue) 4 min read Labels in Dart 2 min read Key FunctionsDart - Functions 4 min read Different Types of Functions in Dart 4 min read Dart - Anonymous Functions 2 min read Dart - main() Function 2 min read Dart - Common Collection Methods 2 min read How to Exit a Dart Application Unconditionally? 2 min read Dart - Getters and Setters 3 min read Object-Oriented ProgrammingDart - Classes And Objects 4 min read Constructors in Dart 5 min read Super Constructor in Dart 2 min read Dart - this keyword 2 min read Dart - Static Keyword 3 min read Dart - Super and This keyword 4 min read Dart - Concept of Inheritance 5 min read Instance and class methods in Dart 3 min read Method Overriding in Dart 3 min read Getter and Setter Methods in Dart 2 min read Abstract Classes in Dart 4 min read Dart - Builder Class 4 min read Concept of Callable Classes in Dart 4 min read Interface in Dart 3 min read Dart - extends Vs with Vs implements 4 min read Dart UtilitiesDart - Date and Time 3 min read Using await async in Dart 4 min read Dart - Type System 3 min read Generators in Dart 2 min read Dart ProgramsHow to Combine Lists in Dart? 3 min read Dart - Finding Minimum and Maximum Value in a List 5 min read Dart - Splitting of String 1 min read How to Append or Concatenate Strings in Dart? 2 min read How to Find the Length of a String in Dart? 1 min read Dart - Sort a List 2 min read Dart - String toUpperCase() Function with Examples 1 min read Dart - Convert All Characters of a String in Lowercase 1 min read How to Replace a Substring of a String in Dart? 2 min read How to Check String is Empty or Not in Dart (Null Safety)? 1 min read Advance ConceptsException Handling in Dart 3 min read Assert Statements in Dart 3 min read Fallthrough Condition in Dart 3 min read Concept of Isolates in Dart 2 min read Typedef in Dart 3 min read Dart - URIs 2 min read Dart - Collections 7 min read Dart - Basics of Packages 2 min read Dart - String codeUnits Property 1 min read HTML Document Object Model and Dart Programming 3 min read Like