firstNotOf = source.FindFirstNotOf(chars); int? lastNotof = source.FindLastNotOf(chars); // ... public static int? FindFirstNotOf(this string source, string chars) { if (source == null) throw new ArgumentNullException("source"); if (chars == null) throw new Argument...
string s1 = "adedef" ; string s2 = "de" ; int ans = s1.find(s2,2) ; //从s1的第二个字符开始查找子串s2 cout<<ans<<endl; system("pause"); } 2、find_first_of() 查找子串中的某个字符最先出现的位置。find_first_of()不是全匹配,而find()是全匹配 /* * Author: mybestwishes * ...
Filename : StringTrim1.cpp 5 Compiler : Visual C++ 8.0 6 Description : Demo how to trim string by find_first_not_of & find_last_not_of 7 Release : 11/17/2006 8 */ 9 #include<iostream> 10 #include<string> 11 12 std::string&trim(std::string&); 13 14 intmain() { 15 std::...
find_first_not_of函数可以用来查找字符串中第一个不是特殊字符的索引。 如果找到了特殊字符的索引,可以将其打印出来或进行其他处理。 如果没有找到特殊字符,可以根据需要进行相应的处理。 以下是一个示例代码,演示如何在C++中查找字符串中特殊字符的索引: 代码语言:cpp 复制 #include <iostream> #include <...
include "string.h"int main(void){ char str1[]="ab678ef0ABCDEcdNijklmnOPQghopqrs345FGHIJKLtuvwxyz12M9RSTUVWXYZ";//定义一个试验用字符串 char ch,*p;while(1){ printf("Input a character to find(# end)...\nch=");if(scanf(" %c",&ch),ch=='#')//输入要查找的字符,若...
原型:int strcmp(const char firststring[], const char secondstring); 功能:比较两个字符串firststring和secondstring 例程: #include<iostream.h>#include<string.h>voidmain(void){charbuf1[]="aaa";charbuf2[]="bbb";charbuf3[]="ccc";intptr;ptr=strcmp(buf2,buf1);if(ptr>0)cout<<"Buffer 2...
以下是源码：*//*strstr function*/#include<string.h>char *(strstr)(const char *s1, const char *s2){/* find first occurrence of s2[] in s1[] */if (*s2 == '\0')return ((char*)s1);for (; (s1 = strchr(s1, *s2)) != NULL; ++s1){/*match rest of prefix*/...
29 string::iterator s_begin = s.begin(); 30 while(s_begin != s.end()) { 31 string::iterator c = find_first_of(s_begin, s.end(), vowel.begin(), vowel.end()); 32 if (c != s.end()) { 33 cout << *c++ << " "; ...
1、C语言求文法的FIRST集/Copyright:ChenZexi , JXNU#include<string.h>#include<stdio.h>#include <stdlib.h>#define MAXS 50#define epsilon '*'char noendMAXS; /非终极符char EndMAXS; /终极符 int N;struct STRint has_epsion; char left; char rightMAXS;struct Firstchar letter;char gatherMAX...
在下文中一共展示了stringc::findLast方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。 示例1: getFileBasename ▲点赞 6▼ //! returns the base part of a filename, i.e. all except for the directory//! par...