QBuffer
#include <QBuffer>
Public Functions
| QBuffer(QObject *parent = nullptr) | |
| QBuffer(QByteArray *byteArray, QObject *parent = nullptr) | |
| virtual | ~QBuffer() |
| QByteArray & | buffer() |
| const QByteArray & | buffer() const |
| const QByteArray & | data() const |
| void | setBuffer(QByteArray *byteArray) |
| void | setData(const QByteArray &data) |
| void | setData(const char *data, int size) |
Reimplemented Public Functions
| virtual bool | atEnd() const override |
| virtual bool | canReadLine() const override |
| virtual void | close() override |
| virtual bool | open(QIODevice::OpenMode flags) override |
| virtual qint64 | pos() const override |
| virtual bool | seek(qint64 pos) override |
| virtual qint64 | size() const override |
QBuffer buffer;
char ch;
buffer.open(QBuffer::ReadWrite);
buffer.write("Qt rocks!");
buffer.seek(0);
buffer.getChar(&ch); // ch == 'Q'
buffer.getChar(&ch); // ch == 't'
buffer.getChar(&ch); // ch == ' '
buffer.getChar(&ch); // ch == 'r'
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标签：ch,const,buffer,virtual,QBuffer,override From： https://www.cnblogs.com/herd/p/16260600.html