Difference between standard Pascal and modern Pascal?

S.no	Modern Pascal	Standard Pascal
1.	Modern Pascal provides backward compatibility with their parameters	Standard Pascal doesn’t provide this kind of approach.
2.	Modern Pascal uses less ambiguity and more securities while coding or programming.	Standard Pascal uses less security and more ambiguity while programming or coding.
3.	Modern Pascal provides a definitive type of compatibility with its symbols or parameters.	Standard Pascal doesn’t provide anything related to parameters or symbols.
4.	Modern Pascal removes the length of the symbol.	Standard Pascal doesn’t remove the symbol length limit.
5.	Modern Pascal provides Var parameters and makes advancement over standard.	Standard Pascal does not provide these types of parameters.