Check out example codes for "c++ declare char". It will help you in understanding the concepts better.

Code Example 1

// syntax: 
// char <variable-name>[] = "<string/char-you-want-to-store>"; 

// example (to store 'Hello!' in the YourVar variable): 
char YourVar[] = "Hello!";

Code Example 2

char foo [20];

Code Example 3

// syntax: 
// char <variable-name>[] = { '<1st-char>',  '<2nd-char>', ... , '<Nth-char>', '\0'}; 

// example (to store 'Hello' in the YourVar variable): 
char YourVar[] = {'H','e','l','l','o','\0'}; // NOTE: the \0 marks the end of the char array

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