Lifehacks

What is Clrscr?

What is Clrscr?

Clrscr() Function in C It is a predefined function in “conio. h” (console input output header file) used to clear the console screen. It is a predefined function, by using this function we can clear the data from console (Monitor).

How do I declare Clrscr?

clrscr() is a predefined function of “conio. h” to clear the console screen. Use of clrscr() is always optional but it should be place after variable or function declaration only….Use of clrscr() :

  1. #include
  2. #include
  3. void main()
  4. {
  5. int a=1, b=2;
  6. int sum=0;
  7. clrscr();
  8. sum=a+b;

What is clear screen in C?

There are several methods to clear the console or output screen and one of them is clrscr() function. It clears the screen as function invokes. It is declared in “conio. h” header file. There are some other methods too like system(“cls”) and system(“clear”) and these are declared in “stdlib.

Why we use conio h in C?

h is a C header file used mostly by MS-DOS compilers to provide console input/output. This header declares several useful library functions for performing “istream input and output” from a program. Most C compilers that target DOS, Windows 3.

How do I clear the console in C#?

Use the Console. Clear() method to clear screen and the console buffer. When the Clear method is called, the cursor automatically scrolls to the top-left corner of the window

What #include means in C?

The #include directive tells the C preprocessor to include the contents of the file specified in the input stream to the compiler and then continue with the rest of the original file. A header file may contain any valid C program fragment.

What is %s %d in Python?

They are used for formatting strings. %s acts a placeholder for a string while %d acts as a placeholder for a number. Note that name is a string (%s) and number is an integer (%d for decimal). See https://docs.python.org/3/library/stdtypes.html#printf-style-string-formatting for details.