Java string.codePointCount() method to get number of unicode chars present within a range inside a string

string.codePointCount() Returns the number of unicodes present within a range ( start and end value ) inside a string.
Syntax

string.codePointCount(input_start, input_end)

Inputs are integers showing staring and ending of range. (

Here are some examples with output.

String my_str="Welcome to plus2net";
System.out.println(my_str.codePointCount(0,10)); // 10

Learn more about unicode values of the Chars here

Total number of unicode chars present in a string.

String my_str="Welcome to plus2net";
System.out.println(my_str.codePointCount(0,my_str.length())); // 19
System.out.println(my_str.length()); // 19

string.codePointCount()