How To Fetch Non Printable Characters In C
Understanding Non Printable Characters
When working with strings in C, it's common to encounter non printable characters. These characters are not visible on the screen and can cause issues with your program if not handled properly. In this article, we'll explore how to fetch non printable characters in C.
Non printable characters are ASCII characters that have a value less than 32 or greater than 126. They include characters such as newline, tab, and carriage return. To fetch these characters, you can use the ASCII value of the character.
Fetching Non Printable Characters In C
To understand how to fetch non printable characters, you need to know the ASCII values of these characters. The ASCII table lists all the characters and their corresponding values. You can use this table to determine the ASCII value of the non printable character you want to fetch.
Fetching non printable characters in C can be done using the getchar() function or the scanf() function. The getchar() function reads a single character from the standard input, while the scanf() function reads a string from the standard input. You can use a loop to fetch all the non printable characters in a string.