Java String toCharArray() method

by Online Tutorials Library July 22, 2022

Java String toCharArray()

The java string toCharArray() method converts this string into character array. It returns a newly created character array, its length is similar to this string and its contents are initialized with the characters of this string.

Internal implementation

   public char[] toCharArray() {         // Cannot use Arrays.copyOf because of class initialization order issues         char result[] = new char[value.length];         System.arraycopy(value, 0, result, 0, value.length);         return result;     } 

Signature

The signature or syntax of string toCharArray() method is given below:

Returns

character array

Java String toCharArray() method example

 public class StringToCharArrayExample{ public static void main(String args[]){ String s1=”hello”; char[] ch=s1.toCharArray(); for(int i=0;i;i++){>

Test it Now

Output:

hello

Java String toCharArray() Method Example 2

Let’s see one more example of char array. It is useful method which returns char array from the string without writing any custom code.

 public class StringToCharArrayExample2 { public static void main(String[] args) { String s1 = “Welcome to TutorAspire “; char[] ch = s1.toCharArray(); int len = ch.length; System.out.println(“Char Array length: ” + len); System.out.println(“Char Array elements: “); for (int i = 0; i < len; i++) { System.out.println(ch[i]); } } }

Output:

Char Array length: 21 Char Array elements:  W e l c o m e   t o   J a v a t p o i n t

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