how to get number length of string in java code example

Example 1: len of number in java

Scanner s = new Scanner(System.in);
		int n = s.nextInt();
		
		int length = String.valueOf(n).length();
		System.out.print(length);

Example 2: java check for string length

String data = "Hello, World!";
int nameLength = data.length(); // 13