Category: C Reference

C time.h Library In C time.h Library provides functions and types for date and time operations. It is widely used for: Measuring time Generating timestamps Creating delays Random number seeding 📌 Key Types in...

C ctype.h Library In C ctype.h Library provides functions to test and manipulate characters. It’s very useful for validating input, parsing text, and formatting strings. All functions in ctype.h work with int values representing...

C math.h Library In C math.h Library provides a set of mathematical functions for calculations like exponentiation, logarithms, trigonometry, rounding, and more. It’s widely used in scientific, engineering, and graphics applications. Note: Always compile...

C string.h Library In C string.h Library provides functions to manipulate and handle strings (character arrays). It’s one of the most widely used libraries for string operations. 📌 Common String Functions 1️⃣ String Length...

C stdlib.h Library In C stdlib.h Library stands for Standard Library. It provides general-purpose functions for: Memory management Program control Conversions Random numbers Searching and sorting It is one of the most commonly used...

C stdio.h Library In C stdio.h Library stands for Standard Input/Output in C. It provides functions for input, output, file handling, and formatting. Most C programs rely on it. 📌 Common stdio.h Functions 1️⃣...

C Keywords Reference In C Keywords Reference are reserve words that have special meaning in the C language. You cannot use them as variable names, function names, or identifiers. They form the core syntax...