Recent questions tagged iostream

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I want a ostream with a prefix at the beginning of every line redirected on cout; I try this: #include <iostream> ... a b without c. why this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iostream - C++ cin.fail() question

When running the following code and enter a number, it works fine. But when entering a letter, the program enters an ... } }while(number != 0); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iostream - C++ read from istream until newline (but not whitespace)

I have a std::istream which refers to matrix data, something like: 0.0 1.0 2.0 3.0 4.0 5.0 Now, in ... you very much in advance for your help! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iostream - C++: assign cin to an ifstream variable?

You know the common stdio idiom that stdin is specified by a filename of "-", e.g. if ((strcmp(fname, " ... logstream.open( filename.c_str() ); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iostream - How to use cin.fail() in c++ properly

I'm writing a program where I get an integer input from the user with cin>>iUserSel;. If the user puts in a ... to use them to fix my issue. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iostream - Are there binary memory streams in C++

I usually use stringstream to write into in-memory string. Is there a way to write to a char buffer in binary ... .data == 0x010203; Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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