What do you mean by string?

 

·         String Data Structure: Strings are defined as an array of characters.

·         The difference between a character array and a string is the string is terminated with a special character ‘\0’.

·         Declaring a string is as simple as declaring a one dimensional array.

·         Below is the basic syntax for declaring a string in C programming language.

char str_name[size];

Declaration of String

 

char str_name[]={‘H’,’E’,’L’,’L’,’O’,’\0′};

 

            OR

 

            char str_name []= “HELLO”;

 

WAP to read and write a string using scanf() and printf().

 

 

 

WAP to read and write a string using gets(0 and puts().

 

 

WAP to count character in a string.