Java tutorial
//package com.java2s; //License from project: Apache License public class Main { public static int calcLength(String s) { double len = 0; for (int i = 0; i < s.length(); i++) { int temp = (int) s.charAt(i); if (temp > 0 && temp < 127) { len += 0.5; } else { len++; } } return (int) len; } }