Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Print “Hello World” without using any header file in C
Generally, we use header files in C/C++ languages to access the built-in functions like int, char, string functions. The function printf() is also a built-in function which is declared in “stdio.h” header file and it is used to print any kind of data on console.
Here is an example to print without header files in C language,
Example Code
int printf(const char *text, ...);
int main() {
printf( "Hello World" );
return 0;
}Output
Hello World
n the above program, we printed “Hello World” without using any header file in the program by declaring the printf() function. The declaration of printf() is as follows.
int printf(const char *text, ...);
Updated on: 30-Jul-2019
821 Views
Advertisements