In the C Programming Language, the toupper function returns c as an uppercase letter.SyntaxThe syntax for the toupper function in the C Language is:int toupper(int c);Parameters or Argumentsc The value to convert to an uppercase letter.Returns...
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...
The C wctype library towupper() function is used to convert the given wide character to the uppercase, if possible.This function can be useful for case insensitive comparison, text normalization, or user input processing.SyntaxFollowing is the C library syntax of towupper() function −...
示例1: // C program to demonstrate// example oftoupper() function.#include<ctype.h>#include<stdio.h>intmain(){charch; ch ='g';printf("%c in uppercase is represented as %c", ch,toupper(ch));return0; } 输出: g in uppercase is represented as G 示例2: // C program to demonstr...
//使用可变参数列表实现print("s\t c\n","bit-tech",'w');#include<stdio.h>#include<stdarg.h>voidint_to_char(intnum){if((num /10) >0) int_to_char(num /10);putchar(num %10+48); }voidmy_print(charp[],...){char*str1 = p;intnum =0;char*pVal; ...
isupper() true if uppercase character isxdigit() true if a hexidecimal character memchr() searches an array for the first occurance of a character memcmp() compares two buffers memcpy() copies one buffer to another memmove() moves one buffer to another ...
function(a)INPUT:char*a;PREINIT:char*b; 参数列表的名称左对齐,*贴近名称,&贴近类型: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 function(a,b,c)char*a;char b;char&c; 2 概要 假设有个C接口为: 代码语言:javascript 代码运行次数:0 ...
Convert a character to uppercase:char l = 'a'; char u = toupper(l); printf("%c in uppercase is %c", l, u); Try it Yourself » Definition and UsageThe toupper() function returns the ASCII value of an uppercase version of the character. If the character is not an uppercase ...
[FUNCTION: %s] [LINE: %d] " fmt "\n", \__FILE__, __FUNCTION__, __LINE__, ##__VA_ARGS__)#else#define LOG(fmt, ...)#endifLOG("一次LOG测试");LOG("测试可变参: %d",4);[FILE:D:\xx.c][FUNCTION:main][LINE:72]一次debug测试[FILE:D:\xx.c][FUNCTION:main][LINE:73]测试...
String in Upper Case = HELLO WORLD! In the above program, the actual code of conversion of string to upper case is present in main() function. An array of char type s[100] is declared which will store the entered string by the user....