char str[] = "Hello";string a;a = str;
charc[20]; string s="1234";strcpy(c,s.c_str()); (3)copy() charbuf[10];stringstr("ABCDEFG"); length = str.copy(buf,9); buf[length] ='\0'; 2 字符数组转换为string类型( char* —> string): (1) charch [] ="abc";stringstr(ch);//也可string str = ch; (2) charch []...
char* who = "I"; char* whom = "CSDN"; sprintf(s, "%s love %s.", who, whom); //产生:"I love CSDN. " strcat 只能连接字符串(一段以’’结尾的字符数组或叫做字符缓冲,null-terminated-string),但有时我们有两段字符缓冲区,他们并不是以 ’’结尾。比如许多从第三方库函数中返回的字符数组,...
请看下面的例子:#include<iostream>#include<string>usingnamespacestd;intmain(){string s1 = "first ";string s2 = "second ";char *s3 = "third ";char s4[] = "fourth ";char ch = '@';string s5 = s1 + s2;string s6 = s1 + s3;string s7 = s1 + s4;string s8 = s1 + ch;cout<...
头文件: <string.h> 功能: 将一个字符串拼接在目标字符串的后面 函数原型: char *strcat(char *destin, const char *source); 功能: 将一个字符串拼接在目标字符串的后面 参数: char *destin 为目标字符串数组 const char *source 为要拼接的字符串数组 ...
1.新开一个字符数组c,其大小len 为strlen(c1)+strlen(c2)+1,也即c[len],令c[0]=‘\0’;2...
#include <string.h> void reverseString(char* str) { int len = strlen(str);for (int i = 0; i < len / 2; i++) { char temp = str[i];str[i] = str[len - i - 1];str[len - i - 1] = temp;} } int main() { char str[100];printf("请输入一个字符串:");fgets(str,...
char *strcat(char *dest, const char *src); dest: 目标字符串 src: 源字符串 2、示例代码 使用strcat函数将字符串和数字拼接的示例代码如下: #include <stdio.h> #include <string.h> int main() { char buffer[50] = "The value is "; ...
如何连接 2 个字符数组并在中间添加“,”和“你”?在最后? 到目前为止,这连接了 2 个数组,但不确定如何将其他字符添加到我想要提出的最终 char 变量中。 #include "stdafx.h" #include <iostream> #include <string> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { char foo[] = {...
1. 使用strcat进行字符串拼接 #include <stdio.h> #include <stdlib.h> #include <string.h> int main() { char *firstName = "Theo"; char *lastName = "Tsao"; char ...