UrbanPro
Login Ask & Answer Success Stories Paid Courses Free Classes Tuition & Classes Fees Write a Review All Categories Help Center
Post your Learning Need Signup as a Tutor
✕

Popular Cities

Bangalore

Hyderabad

Delhi

Mumbai

Chennai

Pune

Kolkata

Gurgaon

Ahmedabad

Jaipur

Noida

✕

Learn C Language from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Book a Free Demo

C Language > Learn C Language > How can a program be made to print the line number...
✕

Search in

How can a program be made to print the line number where an error occurs?

Asked by Last Modified  

7 Answers

Learn C Language

Follow 0
Answer

Please enter your answer

Computer & Maths Professor

The ANSI C standard includes a predefined macro named __LINE__ that can be used to insert the current source code line number in your program. This can be a very valuable macro when it comes to debugging your program and checking for logic errors.
Comments
Dislike Bookmark

Computer Wizard

int print_document(char* doc_name, int destination) { switch (destination) { case TO_FILE: print_to_file(doc_name); break; case TO_SCREEN: print_preview(doc_name); break; case TO_PRINTER: ...
read more
int print_document(char* doc_name, int destination) { switch (destination) { case TO_FILE: print_to_file(doc_name); break; case TO_SCREEN: print_preview(doc_name); break; case TO_PRINTER: print_to_printer(doc_name); break; default: printf("Logic error on line number %d!\n", __LINE__); exit(1); } } read less
Comments
Dislike Bookmark

Use printf("Line#: %d", __LINE__);
Comments
Dislike Bookmark

Computer Science

The ANSI C standard includes a predefined macro named __LINE__ that can be used to insert the current source code line number in your program. This can be a very valuable macro when it comes to debugging your program and checking for logic errors.
Comments
Dislike Bookmark

Computer Guru

__LINE__ - Inserts the current source code line number in your code.
Comments
Dislike Bookmark

To print the line number we can use "__LINE__" Example: printf (stderr, "error at File: %s , Line: %d)", __FILE__, __LINE__);
Comments
Dislike Bookmark

Teacher 4 You

use _LINE_
Comments
Dislike Bookmark

View 5 more Answers

Related Questions

In which program we use character constants?
For the name of months, animal, colors we do use it.
Mona
What is the use of header files in C language?
Header files in C serve as a way to declare the structure and prototypes of functions that will be used in a program. They provide information about the functions, constants, and data types used in a program,...
Kamal
0 0
6
What are the functions in C programming?
In C programming, functions are essential building blocks that allow for modular and structured code. A function is a self-contained block of code designed to perform a specific task. It typically takes...
Kiran
0 0
6
Is C destined to die?
No not at all
Anubhav
0 0
5
What is the importance of pointers? People stress more on them. Why they are useful actually what is their importance?
Importance of pointers:- Pointers are used in situations when passing actual values is difficult or not desired. To return more than one value from a function. They increase the execution speed. The...
Pati

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Why C is a Language and not a database?
When I interviewed a candidate, I raised this question many times, but I have not got the answer correctly. To under why C is a language and not a database, it is good to understand why our communication...

Vihanga EmbedSoft

0 0
0
C Program-Error Handling
//Header files #include<stdio.h>#include<conio.h>#include<stdlib.h> //Main function void main(){ int dividend=10; int divisor=0; int quotient; //Function for clearing screen clrscr(); ...

Salim Ahmed Ansari

0 0
0
Understanding Computer Science Concepts with Images and Videos..
All Computer science concepts relating to programming and software development are only virtual. It cannot be practically shown as a hardware parts of a computer. But for better understanding it should...

Ganesa M.

0 0
0
Programing Languages Learning Tricks
You want to learn that new language or library or framework as soon as possible, right? That’s understandable. Fortunately, there are a handful of tips that can help you to better retain all of that...
H

Harshal G.

0 0
0
Array vs Linked List
Array Linked List Accessing element is easy. Accessing element is difficult compare to Array. Easy to use. Difficult to use. Memory is Fixed size. Memory is variable size. If...

Umasankar Natarajan

0 0
0

Recommended Articles

Lasya Infotech: An educational Training...

Lasya Infotech is a Hyderabad based IT training institute founded in 2016 by O Venkat. Believing in his innovation, passion and persistence and with a diverse blend of experience, he started his brainchild to deliver exemplary professional courses to aspiring candidates by honing their skills. Ever since the institute envisions...

Read full article >

Brilliant Academy, a reputed B. Tech Tuition...

Brilliant Academy is one of the reputed institutes for B.Tech tuition classes. This institute is specialised in delivering quality tuition classes for B.E, Engineering - all streams and Engineering diploma courses. Incorporated in 2012, Brillant Academy is a brainchild of Mr Jagadeesh. The main motto of the academy is to...

Read full article >

What is Applications Engineering all about?

Applications engineering is a hot trend in the current IT market.  An applications engineer is responsible for designing and application of technology products relating to various aspects of computing. To accomplish this, he/she has to work collaboratively with the company’s manufacturing, marketing, sales, and customer...

Read full article >

Learn Hadoop and Big Data

Hadoop is a framework which has been developed for organizing and analysing big chunks of data for a business. Suppose you have a file larger than your system’s storage capacity and you can’t store it. Hadoop helps in storing bigger files than what could be stored on one particular server. You can therefore store very,...

Read full article >

Find C Language Classes near you
C Language Classes in Bangalore
C Language Classes in Hyderabad
C Language Classes in Delhi
C Language Classes in Pune
C Language Classes in Chennai
C Language Classes in Mumbai
C Language Classes in Kolkata
C Language Classes in Noida
C Language Classes in Gurgaon
C Language Classes in Ghaziabad

Looking for C Language Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for C Language Classes?

The best tutors for C Language Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Learn C Language with the Best Tutors

The best Tutors for C Language Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more

ThinkVidya Learning Pvt Ltd © 2010-2025 All Rights Reserved