Here you can find the source of isS(char ch)
S ::= (#x20 | #x9 | #xD | #xA)+
private static boolean isS(char ch)
//package com.java2s; // for license please see accompanying LICENSE.txt file (available also at http://www.xmlpull.org/) public class Main { /**//from www. j a v a2 s . c om * Return true if chacters is S as defined in XML 1.0 * <code>S ::= (#x20 | #x9 | #xD | #xA)+</code> */ private static boolean isS(char ch) { return (ch == ' ' || ch == '\n' || ch == '\r' || ch == '\t'); } }