cout <<"the position of the first 'one' is "<< k1 << endl;intk2 = str1.find("one of", k1 +1,3); cout <<"the position of the second 'one' is "<< k2 << endl;intk3 = str1.find_first_of("aeiou");while(k3 != string::npos){ str1[3] ='*'; k3 = str1.find_f...
string s = ”cdeabcigld“; s.find(sub) , s.rfind(sub) 这两个函数,如果完全匹配,才返回匹配的索引,即:当s中含有abc三个连续的字母时,才返回当前索引。 s.find_first_of(sub), s.find_first_not_of(sub), s.find_last_of(sub), s.find_last_not_of(sub) 这四个函数,查找s中含有sub中任意...
// basic_string_find_first_of.cpp // compile with: /EHsc #include <string> #include <iostream> int main( ) { using namespace std; // The first member function // searches for a single character in a string string str1 ( "abcd-1234-abcd-1234" ); cout << "The original string st...
Zwiebach, A First Course in String Theory Solutions manual Part II 热度: 先来看一段摘录的文档: 由于查找是使用最为频繁的功能之一,string提供了非常丰富的查找函数。其列表如下: 函数名 描述 find 查找 rfind 反向查找 find_first_of 查找包含子串中的任何字符,返回第一个位置 ...
The following example uses the StrPos function to determine the first position of the l character in the MyLongString variable.al-language 複製 var MyLongString: Text[50]; begin MyLongString := 'HelloWorldOfManyManyCharacters'; Message('%1', StrPos(MyLongString, 'l')); // Results in ...
This code example produces the following results: Find the first occurrence of a character using different values of StringComparison. The current culture is "en-US" - English (United States). Search for the string "Å" in the string "A Cheshire ca°t" Part 1: Start index and count are...
std::string.find_first_not_of:https://en.cppreference.com/w/cpp/string/basic_string/find_first_not_of 腾讯云产品介绍:https://cloud.tencent.com/product 相关搜索: std::function和std::bind返回值 函数的意外返回值 std::transform中的意外行为 ...
Illustrates how to use thebasic_string::find_first_ofStandard Template Library (STL) function in Visual C++. 複製 size_type find_first_of( const basic_string& _X, size_type iPos = 0 ); size_type find_first_of( const element_type *_S, size_type iPos, size_type cElementsIn_S );...
return p; } /** * This function tries to reallocate a buffer of which only the first *...
find('%')) != std::string::npos) { // Permit uppercase letters, lowercase letters and numbers in macro names const auto after = to_search.find_first_not_of("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", pos + 1); // Now to_search[pos] == '%' and to_search[...