const char* varIndexPtr = cmdStr.ToCString() + pos;
if ( '0' <= *varIndexPtr && *varIndexPtr <= '9' )
varIndex = atoi( varIndexPtr );
const char* varIndexPtr = cmdStr.ToCString() + pos;
if ( '0' <= *varIndexPtr && *varIndexPtr <= '9' )
varIndex = atoi( varIndexPtr );