Learn C Programming from Scratch

Welcome to the C Tutorial! the C programmer’s resources for everything related to the C programming language.

• Still struggling to get started with C.
• Notknowing where to start learning C programming easily.
• Not getting much out of the C language.

This C tutorial helps you to solve such problems.

Section 1. Getting Started with C

• Introduction to C programming language – introduce to you the C Programming language and what you can do with C.
• Set up an IDE – learn how to set up the CodeBlocks IDE.
• Hello, World! – develop the first C program called Hello, World!

Section 2. Variables & constants

• Variables – declare and use variables in the C program.
• Constants – learn how to define constants that hold values.
• Comments – show you how to document the code.

Section 3. Data Types

• Data Types – learn about various types that C supports.
• Integer – guide you on the C integer types.
• float – explain to you how the floating-point number works.
• Character – understand how C manages character data.
• Enum – learn how to define named integer constants using enumeration.

Section 4. Operators

• Arithmetic operators – introduce to you the arithmetic operators in C.
• Assignment Operators – show you how to use a simple assignment operator and compound assignment operators effectively.
• Relational Operators – guide you on how to use relational operators to compare two values.
• Logical Operators – learn how to use the logical operators, including logical AND, logical OR, and logical NOT operator.

Section 5. Flow Control

• if – show you how to execute one or more statements when a condition is true.
• if…else – learn how to execute other statements when the condition in the if-clause is false .
• Ternary operator – shows you how to use the ternary operator to make the code more concise.
• switch…case – explain the switch…case statement.
• for Loop – learn how to use the for loop statement to execute a code block multiple times.
• while – guide you on how to use while statement to carry a loop as long as a condition is true.
• do…while – show you how to use the do…while statement to perform a loop based on a condition.
• break – learn how to use the break statement to exit a loop early.
• continue – show you how to skip the current iteration and start a new one using the continue statement.
• goto – learn how to use (not use) the goto statement.

Section 6. Arrays

• Array – explain to you the array type that contains other types
• String – learn about strings and how to manipulate strings effectively.

Section 7. Pointer Basics

• Pointer – help you understand the basic pointer concept.

Section 8. Structure and Union

• Structure – show you how to use the structure type that consists of multiple variables.
• Union – explain to you how the union type works in C.

Section 9. Functions

• Function – show you how to define a custom function in C.
• Pass by value – learn how to pass arguments to a function by value.
• Pass by reference – explain to you how to pass arguments to a function by reference.
• Recursive function – introduce to you the recursive functions and how to implement them in C.

Section 10. Memory Management

• Dynamic Memory Allocation – show you how to allocate memory dynamically.
• Typedef – learn how to define a new data type name.

Section 11. Advanced Pointers

• Function Pointers – learn the basic file input/output function.

Section 12. File I/O

C standard library provides you with some handy functions for manipulating files. In this section, you’ll learn the most commonly used file I/O functions in C.

• File I/O – learn the basic file input/output function.
• Read a Text File – show you how to read a text file.
• Write a Text File – guide you on how to write a text file.
• Check if a File Exists – show you how to check if a file exists.
• Write binary data into a file with fwrite() – learn how to write binary data into a file using the fwrite() function
• Read binary data from a file with fread() – guide you on how to read data from a file using the fread() function.
• Delete a file: remove() – show you how to delete a file using the remove() function.
• Rename a file: rename() – show you how to rename a file using the rename() function.

Section 13. C References

• C references – provide you with the C language references.