internal override bool CheckRpn() { if (arg != null) { return(arg.CheckRpn()); } return(true); }
internal override bool CheckRpn() { bool ret = true; if (exp != null) { ret &= exp.CheckRpn(); } if (arg != null) { ret &= arg.CheckRpn(); } return(ret); }
internal override bool CheckRpn() { bool ret = true; if (var != null) { ret &= var.CheckRpn(); } if (arg != null) { ret &= arg.CheckRpn(); } return(true); }