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Programming in C, 2nd Edition by Ashok Kamthane

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11

Storage Class

Chapter Outline
11.1 INTRODUCTION

The variables declared in C programs are totally different from other languages. We can use the same variable names in the C program in separate blocks. When we declare a variable, it is available only to a specific part or block of the program. Remaining block or other functions cannot access the variable. Variables declared within function are called internal variables and those declared outside are called external or global variables.

The area or block of the C program from where the variable can be accessed is known as the scope of variables. The area or scope of the variable ...

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