Keywords and Identifiers in C
In this blog, you will understand the meaning of Keywords and Identifiers in C language. We will also cover topics like rules to declare the Identifiers and also the difference between Keywords and Identifiers. Identifiers and Keywords are the basic things that you should know to create a C program. What are Keywords in C? A keyword is a reserved word in C programming. These keywords have a special meaning in compilers of the C language. These meanings cannot be changed. You cannot use these keywords as variable names because it would try to change the predefined meaning of the keyword, which is not allowed. There are 32 reserved keywords in C language What are Identifiers? In C language identifiers are the names given to variables, functions, constants, and user-defined data. These identifiers are defined according to some rules. Rules for an Identifier An identifier can only have alphabetic(a to z, A to Z), numeric character(0 to 9), and underscore( _ ). The first character of a