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tolower() Function in C

Last Updated: 06 June 2023

tolower() function in C is used to convert the uppercase alphabet to the lowercase alphabet. It does not affect characters other than upperc ...read more

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getchar Function in C

Last Updated: 01 June 2023

C getchar is a standard library function that takes a single input character from standard input. The major difference between getchar and g ...read more

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Last Updated: 11 March 2023

C strcat() function appends the string pointed to by src to the end of the string pointed to by dest. It will append a copy of the source st...read more

cpp-strings-library

Similar Topics

DSA

21.8k+ articles

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740+ articles

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110+ articles

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C-String

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C Library Functions

Last Updated: 05 June 2022

The Standard Function Library in C is a huge library of sub-libraries, each of which contains the code for several functions. In order to ma ...read more

Returning a function pointer from a function in C/C++

Last Updated: 11 March 2023

In C/ C++, like normal data pointers(int *, char *, etc), there can be pointers to functions. Every function created in a program gets an ad ...read more

ctype.h(<cctype>) library in C/C++ with Examples

Last Updated: 16 December 2019

As string.h header file contains inbuilt functions to handle Strings in C/C++, the ctype.h/cctype contains inbuilt functions to handle chara ...read more

getdate() and setdate() function in C with Examples

Last Updated: 13 May 2022

setdate() Method:getdate() function is defined in dos.h header file. This function fills the date structure *dt with the system's current da...read more

strlwr() function in C

Last Updated: 04 October 2018

The strlwr( ) function is a built-in function in C and is used to convert a given string into lowercase.Syntax:char *strlwr(char *str);Param ...read more

clock() function in C

Last Updated: 06 October 2023

The clock() function in C returns the approximate processor time that is consumed by the program which is the number of clock ticks used by ...read more

Variable Length Argument in C

Last Updated: 02 March 2023

Variable length argument is a feature that allows a function to receive any number of arguments. There are situations where we want a functi ...read more

What happens when a function is called before its declaration in C?

Last Updated: 24 December 2021

In C, if a function is called before its declaration, the compiler assumes the return type of the function as int.For example, the following ...read more

Functions that are executed before and after main() in C

Last Updated: 28 May 2017

With GCC family of C compilers, we can mark some functions to execute before and after main(). So some startup code can be executed before m ...read more

How to Count Variable Numbers of Arguments in C?

Last Updated: 28 May 2017

C supports variable numbers of arguments. But there is no language provided way for finding out total number of arguments passed. User has t ...read more

C exit(), abort() and assert() Functions

Last Updated: 21 September 2023

The C exit(), abort(), and assert() functions are all used to terminate a C program but each of them works differently from the other. In th ...read more

How can I return multiple values from a function?

Last Updated: 21 September 2018

We all know that a function in C can return only one value. So how do we achieve the purpose of returning multiple values.Well, first take a ...read more