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W3Schools
w3schools.com › java › ref_string_length.asp
Java String length() Method
Java Examples Java Videos Java Compiler Java Exercises Java Quiz Java Code Challenges Java Server Java Syllabus Java Study Plan Java Interview Q&A Java Certificate ... The length() method returns the length of a specified string.
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Tutorialspoint
tutorialspoint.com › home › java › java string length
Java String Length
September 1, 2008 - The length is equal to the number of 16-bit Unicode characters in the string. ... This method returns the the length of the sequence of characters represented by this object. import java.io.*; public class Test { public static void main(String ...
People also ask

Can I calculate string length Java without using .length()?
Yes, methods like toCharArray().length or iterating with a loop offer alternatives. Use StringBuilder.length() for mutable sequences in performance-sensitive cases. These techniques are useful for measuring content within buffers or memory-restricted environments. Select an approach based on the context and complexity of your string manipulation.
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upgrad.com
upgrad.com › home › blog › software development › what is string length java? methods to find string length with examples
Explore String Length Java: Key Methods & Use Cases
How does null handling affect string length Java operations?
Calling .length() on a null string causes a NullPointerException, halting program execution. Using StringUtils.length() safely returns zero for null strings. This improves stability in form validation, batch processing, and data import pipelines. Handle nulls explicitly to avoid runtime crashes in production environments.
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upgrad.com
upgrad.com › home › blog › software development › what is string length java? methods to find string length with examples
Explore String Length Java: Key Methods & Use Cases
Are arrays and strings interchangeable when checking length in Java?
Strings use .length() as a method, while arrays use .length as a final field. Using .length on strings leads to a compile-time error. Misunderstanding this can disrupt logic in Java collections or custom class implementations. Always verify the object type before performing any string length Java operations.
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upgrad.com
upgrad.com › home › blog › software development › what is string length java? methods to find string length with examples
Explore String Length Java: Key Methods & Use Cases
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TheServerSide
theserverside.com › blog › Coffee-Talk-Java-News-Stories-and-Opinions › Find-Java-String-Length-Example-Tutorial
How do I find the Java String length?
The need to find the length of a Java String is a common programming requirement. Learn how to get the size of a Java String and avoid lengthy errors developers often encounter.
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GeeksforGeeks
geeksforgeeks.org › java › java-string-length-method-with-examples
Java String length() Method - GeeksforGeeks
December 23, 2024 - The length() method returns the number of characters present in the string. Suitable for string objects but not for arrays. Can also be used for StringBuilder and StringBuffer classes.
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Programiz
programiz.com › java-programming › library › string › length
Java String length()
class Main { public static void main(String[] args) { String str1 = "Java is fun"; // returns the length of str1 int length = str1.length(); System.out.println(str1.length()); } } // Output: 11
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Javatpoint
javatpoint.com › java-string-length
Java String length() Method - javatpoint
Java String length() method with method signature and examples of concat, compare, touppercase, tolowercase, trim, length, equals, split, string length in java etc.
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Codecademy
codecademy.com › docs › java › strings › .length()
Java | Strings | .length() | Codecademy
June 22, 2025 - In Java, the .length() method returns the length or number of characters in a string. It’s a built-in method that comes with the String class.
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Educative
educative.io › answers › how-to-find-the-length-of-a-string-in-java
How to find the length of a string in Java
To calculate the length of a string in Java, you can use an inbuilt length() method of the Java string class.
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Upgrad
upgrad.com › home › blog › software development › what is string length java? methods to find string length with examples
Explore String Length Java: Key Methods & Use Cases
June 17, 2025 - Declare and initialize a String ... .length() method on the String object: This method returns the number of char values in the string (UTF-16 code units), not actual Unicode characters....
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Software Testing Help
softwaretestinghelp.com › home › java › java string length() method with examples
Java String length() Method With Examples
April 1, 2025 - The last element is d which is at index[10]. So, the total length is 11. ... Answer: Character is nothing but the letter that combines together to form a String. Java also considers whitespaces as a character.
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Syntaxdb
syntaxdb.com › ref › java › string-length
String Length in Java - SyntaxDB - Java Syntax Reference
String name = "Anthony"; int nameLength = name.length(); System.out.println("The name " + name + " contains " + nameLength + "letters.");
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Vultr Docs
docs.vultr.com › java › standard-library › java › lang › String › length
Java String length() - Get String Length | Vultr Docs
December 17, 2024 - The length() method in Java is a simple yet essential tool in the programming toolkit. It is part of the String class in Java and is used to determine the number of characters contained in a string.
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Jaro Education
jaroeducation.com › home › blog › how to find the length of a string in java
Java String Length Method: Everything You Need to Know
5 days ago - To determine the total number of characters in a string, including spaces, special characters, and numbers, the most direct and recommended approach is to use the built-in length() method of the String class.
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iO Flood
ioflood.com › blog › length-of-string-java
How to Find Length of String Java | Effective Methods
July 8, 2024 - Learn how to determine the length of string in Java using length() and other efficient methods. Understand java string length syntax with examples.
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Processing
processing.org › reference › string_length_
length() / Reference - String
String str1 = "CCCP"; String str2 = "Rabbit"; int l1 = str1.length(); int l2 = str2.length(); println(l1 + ":" + l2); // Prints "4:6"
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Simplilearn
simplilearn.com › home › resources › software development › string length in java: determining a string’s length
String Length in Java: Determining a String’s Length
September 13, 2022 - Just like the name suggests, string length in java method returns the length of this string. But is that it? Learn about this method with some examples now.
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BeginnersBook
beginnersbook.com › 2013 › 12 › java-string-length-method-example
Java String length() Method with examples
Here we are replacing all the whitespaces with nothing (removing them) using the replace() method and then using the length method on the updated string. public class JavaExample { public static void main(String[] args) { String str = "hi guys this is a string"; //length of the String System.out.println("Length of the String: "+str.length()); //length of the String without white spaces System.out.println("Length of String without spaces: "+ str.replace(" ", "").length()); } }
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Upgrad
upgrad.com › home › tutorials › software & tech › string length in java
String length() Method in Java – Syntax, Example & Use Cases
October 11, 2024 - Learn how to use the length() method in Java to find the number of characters in a string. Explore syntax, examples, and common use cases for better string handling.
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Reddit
reddit.com › r/learnjava › why is it string.length() instead of string.getlength()? how to name my own length method?
r/learnjava on Reddit: Why is it String.length() instead of String.getLength()? How to name my own length method?
September 13, 2023 -

Hi, I've been trying to find a name for my method that returns the length of an object. A quick google search showed that it's conventional to name getters getX(). However, when I investigated the first standard class that came to mind - String, I found it having the length() method instead of expected getLength(). Why is that? How should I name a length method in my own class then?

https://docs.oracle.com/javase/8/docs/api/java/lang/String.html#length--