fopen Questions
2
Solved
Looking at the man page for fopen I cannot get a definite answer to this question.
FILE *fopen(const char *path, const char *mode);
I understand that fopen returns a file pointer to a stream but i...
Bordiuk asked 9/3, 2012 at 23:37
12
Solved
Is there any reason (other than syntactic ones) that you'd want to use
FILE *fdopen(int fd, const char *mode);
or
FILE *fopen(const char *path, const char *mode);
instead of
int open(const...
8
Solved
I am using the Tcpdf module and PHP to create dymanic PDF invoices from an ordering system.
The script should then save the invoice into a folder called "invoices". The folder exists, and there ar...
4
I want to open a file that is inside a folder in the current working directory like so:
fopen("/folder/file.txt","r");
I'm unable to do so in this way, I get a No such file or ...
7
Solved
I'm want to read a simple string from a text file which is around 3-4 mb but fopen() fails ("can't open file" from die() is called). Here's the code:
clearstatcache();
$fh = fopen("/my/path/to/fil...
11
Solved
With the Visual Studio 2005 C++ compiler, I get the following warning when my code uses the fopen() and such calls:
1>foo.cpp(5) : warning C4996: 'fopen' was declared deprecated
1> c:\program...
Barium asked 18/8, 2008 at 9:38
11
Solved
In PHP scripts, whether calling include(), require(), fopen(), or their derivatives such as include_once, require_once, or even, move_uploaded_file(), one often runs into an error or warning:
F...
Alforja asked 12/4, 2016 at 14:58
6
Is there a simple way to get the number of files opened by a c++ program.
I would like to do it from my code, ideally in C++.
I found this blog article which is using a loop through all the availab...
2
Solved
[Question 1]
When I open a file into a function, generally I do something like this:
int read_file (char *filename)
{
FILE *fin;
if ( !(fin = fopen(filename, "r")) )
return 1;
/* ... */
r...
Allfired asked 21/1, 2014 at 19:52
5
I do not understand why this is seemingly failing with errno of 2:
char debugText [256];
sprintf (debugText, "C:\\List.txt");
dfile = fopen( debugText, "w");
fprintf ( dfile, " err %d \n", errno);...
4
Solved
I appreciate there are already a lot of questions around this subject. But, as I'm not a PHP developer, I'm struggling to get anything to work for my specific object structure. I have a pretty flat...
9
Solved
I'm currently writing a program in python on a Linux system. The objective is to read a log file and execute a bash command upon finding a particular string. The log file is being constantly writte...
20
Solved
I have a file named file.txt which is update by adding lines to it.
I am reading it by this code:
$fp = fopen("file.txt", "r");
$data = "";
while(!feof($fp))
{
$data .= fgets($fp, 4096);
}
echo ...
8
Solved
I am hesitated to ask this question because it looks weird.
But anyway.
Just in case someone had encountered the same problem already...
filesystem functions (fopem, file, file_get_contents) behave...
3
Solved
I want to write a php object in a text file. The php object is like that
$obj = new stdClass();
$obj->name = "My Name";
$obj->birthdate = "YYYY-MM-DD";
$obj->position = "My position";...
6
Solved
I'm trying to see if a file contains a string that is sent to the page. I'm not sure what is wrong with this code:
?php
$valid = FALSE;
$id = $_GET['id'];
$file = './uuids.txt';
$handle = fop...
7
I'm using fopen("aaa\bbb\ccc\myfile.txt","w") to create output file. But folders aaa, bbb and ccc don't exist. What is the best way to solve this problem? Is there are any stand...
5
Solved
I have .csv file with 4 columns. What's the easiest way to remove a line identical with the id of the first column? Here's where I got stuck:
if($_GET['id']) {
$id = $_GET['id'];
$file_handle = ...
5
Solved
I want my C program to ask the user to type the name of the file they want to open and print the contents of that file to the screen. I am working from the C tutorial and have the following code so...
8
Solved
I am having DNS issues with a certain target domain. I am using fopen() (but same issue with other functions) to retreive an image, but I get this error:
Warning: fopen(): php_network_getaddresses...
Stalag asked 21/11, 2011 at 10:6
0
I have a Swift/SpriteKit project with an App Clip. The app clip compiles on the Simulator (though it crashes when tested via TestFlight), but I receive the error fopen failed for data file: errno =...
4
Solved
Is there a standard way to do an fopen with a Unicode string file path?
3
Solved
I wonder, if it is legimate to call fopen with NULL filename. If it is, It saves me 2 lines of code. On my GNU/Linux machine it works, but It have to be portable. I looked POSIX fopen, but it says ...
3
Solved
I am using fopen() to determine whether I'm opening a file or a directory like this:
FILE *f;
f = fopen(path, "r");
if (f != NULL){
// found file
}
else {
// found a directory
}
A...
3
Solved
I have an old "PHPDBG" function that lets me "printf" to a text file.
I've had PHPDBG.inc "since forever" (at least since PHP 4.x days), but it doesn't seem to be working in my current configurat...
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