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📝 String Programs•beginner•2 methods

Find Length of String in Java

Different ways to find the length of a string in Java.

Last updated: 11 January 2026

Method 1: Using length() method

Standard String method.

Main.javaRun in Compiler →
public class StringLength {
    public static void main(String[] args) {
        String str = "Hello Java";
        
        System.out.println("String: " + str);
        System.out.println("Length: " + str.length());
    }
}
Output:
String: Hello Java
Length: 10

Explanation

The length() method returns the number of characters in the string.

Method 2: Without length() method

Using char array loop.

Main.javaRun in Compiler →
public class StringLength {
    public static void main(String[] args) {
        String str = "Hello Java";
        int length = 0;
        
        for(char c : str.toCharArray()) {
            length++;
        }
        
        System.out.println("Length: " + length);
    }
}
Output:
Length: 10

Explanation

Iterate through characters and increment counter.

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