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    std::fwrite

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    <metanoindex/>

     
    C++
     
    Input / Output-Bibliothek
    I / O-Manipulatoren
    C-style I / O
    Puffern
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    Buffers
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    basic_streambuf
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    Streams
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    Datei-I / O
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    File I/O
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    Array I/O
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    streamoff
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    Dateizugriff
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    Direkte Eingabe / Ausgabe
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    Direct input/output
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    fread
    fwrite
    Unformatierte Eingang / Ausgang
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    Unformatted input/output
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    Formatierte Eingabe / Ausgabe
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    remove
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    <tbody> </tbody>
    definiert in Header <cstdio>
    int fwrite( const void* buffer, std::size_t size, std::size_t count, std::FILE* stream );

    Writes up to count objects from the given array buffer to the output stream stream as if by reinterepreting each object as an array of unsigned char and calling std::fputc size times for each object to write those unsigned chars into stream, in order. The file position indicator for the stream is advanced by the number of characters written.

    Wenn die Objekte nicht TriviallyCopyable, ist das Verhalten undefiniert .
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    If the objects are not TriviallyCopyable, the behavior is undefined.
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    Wenn ein Fehler auftritt, ist der resultierende Wert der Dateipositionszeigers für den Strom
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    If an error occurs, the resulting value of the file position indicator for the stream is
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    indeterminate.

    Parameter

    buffer -
    Zeiger auf das erste Objekt in der Objekt-Array geschrieben werden soll
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    pointer to the first object object in the array to be written
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    size -
    Größe jedes Objekts
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    size of each object
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    count -
    die Anzahl der Objekte zu schreiben sind
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    the number of the objects to be written
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    Rückgabewert

    Number of objects written successfully, which may be less than count if an error occurred.

    Wenn size oder count Null ist, gibt fwrite Null und führt keine weitere Aktion .
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    If size or count is zero, fwrite returns zero and performs no other action.
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    Beispiel

    This section is incomplete
    Reason: no example

    Siehe auch




    (C++11)
    Drucke formatiert Ausgabe an stdout, eine Datei-Strom oder einen Puffer
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    prints formatted output to stdout, a file stream or a buffer
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    (Funktion) [edit]
    schreibt eine Zeichenkette in einer Datei-Stream
    Original:
    writes a character string to a file stream
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    (Funktion) [edit]
    liest aus einer Datei
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    reads from a file
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    (Funktion) [edit]
    C documentation for fwrite