C C++ String function strlwr()- string lower
strcmp() - String Compare strcpy() - String Copy strcat() - String Concatenate
Strlwr() in C programming - Syntax
This function is used to convert the given string into lowercase. Finally it will return string as an output.
Syntax: char *strlwr(char *str);
Example program using Strlwr() in C programming
#include<stdio.h>
#include<string.h>
main()
{
  char src[]={’W’,‘E’,‘L’,‘C’, ‘O’,‘M’,‘E’};
  char result[];
  clrscr();
  printf(" The given string  is %s ",src);
  result = strlwr(src);
  printf(" The string after converting into lowercase letters is %s ",result);
  return(0);
}
Output:
The given string is WELCOME The string after converting into lowercase letters is welcome
strlen() - String Length strncat() - String n Concatenation
strncmp() - String n Compare strncpy() - String n Copy
strcat() - String Concatenation strcmp() - String Compare
strcpy() - String Copy strlen() - String Length