strlwr() function in C : Convert String to Lowercase in C
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Table of Content:
strlwr() function converts a given string into lowercase. Syntax for strlwr( ) function is given below.
Syntax
char *strlwr(char *string);
Important Note
strlwr() function is non standard function which may not available in standard library in C.
Program
In this program, string "ATNYLA WANT TO MODIFY IN LOWER CASE" is converted into lower case using strlwr( ) function and result is displayed as "atnyla want to modify in lower case".
#include <stdio.h> #include <string.h> int main() { char *p1 = "atnyla"; char *p2; p2 = strdup(p1); printf("Duplicated string is : %s", p2); return 0; }
Output
atnyla want to modify in lower case Press any key to continue . . .