I was having problems duplicating from a binary file and writing to a text file. I possess written a system that is certainly capable of replicating from a text message file and composing to a binary file but I cannot perform the change.
Right here can be my functionality that I feel having issues with:
when I operate my system it halts right here after publishing the above statement
Feb 12, 2017 I'm writing a function that has to traverse through a binary file and write it to a text file. Each line of the binary file contains l1 firstname l2 lastname ID GPA ex) Mary Joeseph 1234 4.0. Where l1 and l2 are the lengths of first and last name, respectively, ID is an. Write and read employee details in, from file using object in c programming language, here we are using fread and fwrite to read and write the object in, from the file. A humble request Our website is made possible by displaying online advertisements to our visitors.
![C Read A Binary File C Read A Binary File](/uploads/1/2/4/0/124087052/473554659.jpg)
Another problem that I have got noticed is that the text file gets to large to open up. The outcome can be that I possess to remove the text file and develop it once again.Can anyone clarify what is usually causing this to occur?
JonSnowJonSnow
1 Solution
I made a amount of modifications to your function. The file opening mode, examining they did open, dropping the
feof
, making use of the appropriate binary and text functions to read and compose, and coming back a standing for whether the functionality operated correctly.Output text file is
Weather VaneWeather conditions Vane
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I'meters writing a functionality that offers to navigate through a binary file and write it to a text file. Each series of the binary file includes
d1 firstname l2 lastname Identity GPA
boyfriend) Mary Joeseph 1234 4.0
d1 firstname l2 lastname Identity GPA
boyfriend) Mary Joeseph 1234 4.0
Where d1 and t2 are usually the measures of very first and final name, respectively, Identification is usually an unsigned int, and GPA is certainly a drift (each 4 bytes).
How can I correctly apply a cycle to traverse the binary file until it reaches EOF? Currently, the resulting text file will be gibberish for the most part, how can I fix it? Any help is appreciated.
How can I correctly apply a cycle to traverse the binary file until it reaches EOF? Currently, the resulting text file will be gibberish for the most part, how can I fix it? Any help is appreciated.
Mark StawketBob Stawket
2 Answers
You desire to read binary information, nevertheless, your file is usually open forreading text message(
'r'
) instead ofreading through binary('rb'
). Therefore,fread
will be possibly converting'rn'
to'n'
, which could result in issues when the fundamental rendering of a specificunsigned int
ordrift
value contains'rn'
sequences.Transformation this:
To this:
In
'rb'
, thet
stands for binary setting.However, I wear't think this is usually your major problem, as yourbinary filedoesn'capital t actually includebinary representationsof information; it includeshuman-readable representations(based on the instance you gave). You should be making use of
fscanf
,not reallyfread
to read that information.![Read Read](/uploads/1/2/4/0/124087052/254536466.png)
Transformation this:
To this:
autisticautistic
FILE. binfile = fopen('m2.bin', 'r');
This should end up being
FILE. binfile = fopen('b2.rubbish bin', 'rb');
To open any binary documents.NVS AbhilashNVS Abhilash