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英文字典中文字典相关资料:


  • c++ - How does cin work? - Stack Overflow
    cin is a blocked input Whatever comes from the keyboard is stored in a buffer When you press enter the system passes the buffer to the application code (std::cin code) Operator >> will decide how much to read from that buffer - one char, string, int, float etc Depends on the type of the operand
  • What is the C equivalent to the C++ cin statement?
    3 There is no close equivalent to cin in C C++ is an object oriented language and cin uses many of its features (object-orientation, templates, operator overloading) which are not available on C However, you can read things in C using the C standard library, you can look at the relevant part here (cstdio reference)
  • How do I use cin for an array - Stack Overflow
    How do I use cin for an array Asked 6 years, 9 months ago Modified 1 year, 3 months ago Viewed 77k times
  • How to read a complete line from the user using cin?
    The problem is that cin >> y is only storing the first word of the line the user types, the asker wants to know how to store the entire line in y, such that file << y writes the full line to the file
  • What are the rules of the std::cin object in C++? - Stack Overflow
    How does the std::cin object work? I am currently reading in with std::cin >> for the strings I expect to be single words and getline(std::cin, string) for the strings with spaces
  • if (cin gt; gt; x) - Why can you use that condition? - Stack Overflow
    cin is an object of class istream that represents the standard input stream It corresponds to the cstdio stream stdin The operator >> overload for streams return a reference to the same stream The stream itself can be evaluated in a boolean condition to true or false through a conversion operator cin provides formatted stream extraction The operation cin >> x; where "x" is an int will
  • c++ - Can you use cin with string? - Stack Overflow
    I was taught that you have to use gets(str) to input a string and not cin However I can use cin just fine in the program below Can someone tell me if you can use cin or not Sorry for my bad Engl
  • c++ - Safely prompt for yes no with cin - Stack Overflow
    If cin gets closed it will loop forever spewing "Were you admitted? [y n]" to cout It's important to always test the success of the input operation before testing what it's supposed to have read
  • Why would we call cin. clear() and cin. ignore() after reading input?
    1) cin ignore 2) cin clear ? Simply: 1) To ignore (extract and discard) values that we don't want on the stream 2) To clear the internal state of stream After using cin clear internal state is set again back to goodbit, which means that there are no 'errors' Long version: If something is put on 'stream' (cin) then it must be taken from there
  • c++ - std::cin input with spaces? - Stack Overflow
    Best answer so far When using std::getline(std::cin, s) I would get a very messy and I would say, interrupted input when waiting for inputs in a while for loop This option resolved my issue!





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