Write a program in C program to convert a string to uppercase or lowercase using a callback function to modify each character.Sample Solution:C Code:#include <stdio.h> #include <ctype.h> void modify_string(char * str, int( * modifier)(int)) { while ( * str != '\0') { * str ...
/* C Program to convert Lower case * String to Upper case. * Written by: Chaitanya */#include<stdio.h>#include<string.h>intmain(){charstr[25];inti;printf("Enter the string:");scanf("%s",str);for(i=0;i<=strlen(str);i++){if(str[i]>=97&&str[i]<=122) str[i]=str[i]-3...
C Program To Convert Uppercase String To Lowercase Using the toupper: Algorithm: 1.Traverse the given string character by character and passed it into thetoupperfunction. 2.The toupper function converts the lowercase letter to a corresponding uppercase letter and left another letter unchanged. 3.U...
FunctionWork of Function strlen() computes string's length strcpy() copies a string to another strcat() concatenates(joins) two strings strcmp() compares two strings strlwr() converts string to lowercase strupr() converts string to uppercase String handling functions are defined under "string.h...
#include <ctype.h> // for tolower() function, not used in this example but may be needed in a realworld program (e.g., to convert strings to lowercase) #include <cstring> // for strerror() function, not used in this example but may be needed in a realworld program (e.g., to...
atol() converts a string to a long isalnum() true if alphanumeric isalpha() true if alphabetic iscntrl() true if control character isdigit() true if digit isgraph() true if a graphical character islower() true if lowercase isprint() true if a printing character ...
百度试题 结果1 题目在JavaScript 中,如何将字符串转换为小写? A. toLowerCase() B. lowerCase() C. convertToLower() D. caseLower() 相关知识点: 试题来源: 解析 a) toLowerCase() 反馈 收藏
// func_ptr.c -- uses function pointers #include <stdio.h> #include <string.h> #include <ctype.h> char showmenu(void); void eatline(void); // read through end of line void show(void (* fp)(char *), char * str); void ToUpper(char *); // convert string to uppercase ...
This example converts a hexadecimal string to an unsigned long long. The base 16 parameter enables hex conversion, and the "0x" prefix is allowed but optional. We check botherrnoandendptrfor errors. Note that hexadecimal letters can be uppercase or lowercase. The function skips leading whitespa...
string2:world Linking both the strings will get the new string to be: helloworld Thus, the multiple ways to do so in C programming are as follows: Using Standard Method We are combining the two strings into one string. 2)Read the entered two strings using gets() function as gets(s1) ...