Function IsPrefixHex

externals/tinyxml2/tinyxml2.h:590–593

    }

    inline static bool IsPrefixHex( const char* p) {
        p = SkipWhiteSpace(p, 0);
        return p && *p == '0' && ( *(p + 1) == 'x' || *(p + 1) == 'X');
    }

    inline static bool StringEqual( const char* p, const char* q, int nChar=INT_MAX )  {
        if ( p == q ) {