There is no requirement that keywords in C language must be lowercase. NET public * * * type specification CTS function. Uppercase and lowercase letters with the same name represent different objects. In VB. NET is case-insensitive, but in VB. NET is compiled into an intermediate language through CLR, and then converted into a type through CTS. This conversion has VB. NET compiler environment is completed automatically. The entire NET platform is case-sensitive.
main feature
C language is a structured language with distinct levels, which can be programmed in a modular way, which is very beneficial to program debugging. And C language is very powerful in processing and expression. It can easily construct various data structures by relying on very comprehensive operators and various data types, and can directly address memory and directly operate hardware through pointer types, so it can be used to develop both system programs and application software.