inline GMV_EXPORT bool isXmlSpace(char ch) { return ch == 0x09 || ch == 0x0a || ch == 0x0d || ch == 0x20; }
inline GMV_MathView_EXPORT bool isXmlSpace(char ch) { return ch == 0x09 || ch == 0x0a || ch == 0x0d || ch == 0x20; }
inline GMV_EXPORT bool isXmlSpace(char ch) { return ch == 0x09 || ch == 0x0a || ch == 0x0d || ch == 0x20; }