I assume you have something like file1.orig and file2.orig with more fields but using | as a field separator. Here is a way to do this with comm and sed:
Hi,
Is it possible to create a dynamic array in shell script. I am trying to get the list of logfiles that created that day and put it in a dynamic array. I am not sure about it. help me
New to scripting
Gundu (3 Replies)
Hi all,
I'm getting segmentation fault errors when I try to send/receive 2 rows of a matrix as a block, and I can't figure out why.
Basically, I have a 4x5 matrix with an extra top row and an extra leftmost column, making it a (4+1)x(5+1) matrix stored in P0. I'm trying to send the 2nd and 3rd... (1 Reply)
i want to create an array
the array elements are populated depending upon the number of entries present in a data file
The data file is created dynamically
how to achieve the same
thanks (1 Reply)
I am facing a strange error while creating posix threads:
Given below are two snippets of code, the first one works whereas the second one gives a garbage value in the output.
Snippet 1
This works:
--------------
int *threadids;
threadids = (int *) malloc (num_threads * sizeof(int));
... (4 Replies)
Hi,
I have the following problem: i must allocate a dynamic array from a subroutine which should return such array to main function. The subroutine has already a return parameter so i thought of pass the array as I/O parameter. I tried the following program but it doesn't work (segmentation... (11 Replies)
Hi,
I'm just trying to use a dynamic index for some array elements that I'm accessing within a loop. Specifically, I want to access an array at variable position $counter and then also at location $counter + 1 and $counter + 2 (the second and third array positions after it) but I keep getting... (0 Replies)
Hello,
Can somebody please give me a snippet for the below requirement.
I want to assign the values separeted by a comma to be assigned to a dynamic array.
If I give an input (read statement) like abc1,abc2,abc3,abc4,abc5, all these strings abc* should be assigned to an array like below... (2 Replies)
Hi everyone
I am developing an utility.
At some part of it I read directory entries to a dynamic array: struct list
It stores pointers to items: list.entries,
which are structures: struct entry
If a number of files in a directory is greater then number of elements an array was initially... (11 Replies)
First of I would just like to state that I am not looking for you guys to just do my work for me, I do want to learn and actually understand everything that is happening.
Hey all, I am having trouble on this. What I need to do is... Write an executable C file that will take a text file (not a... (8 Replies)
I put together a C function to add strings to a dynamic array of strings (mostly for educational purpose to explain pointers to my kid). It works, but sometimes one or two strings in the array becomes corrupted. Running example on 64 bit Ubuntu, gcc ver. 4.8.4
Hope my code is self-explanatory:
... (2 Replies)
Discussion started by: migurus
2 Replies
LEARN ABOUT PHP
array_reverse
ARRAY_REVERSE(3) 1 ARRAY_REVERSE(3)array_reverse - Return an array with elements in reverse orderSYNOPSIS
array array_reverse (array $array, [bool $preserve_keys = false])
DESCRIPTION
Takes an input $array and returns a new array with the order of the elements reversed.
PARAMETERS
o $array
- The input array.
o $preserve_keys
- If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this setting and will always be preserved.
RETURN VALUES
Returns the reversed array.
EXAMPLES
Example #1
array_reverse(3) example
<?php
$input = array("php", 4.0, array("green", "red"));
$reversed = array_reverse($input);
$preserved = array_reverse($input, true);
print_r($input);
print_r($reversed);
print_r($preserved);
?>
The above example will output:
Array
(
[0] => php
[1] => 4
[2] => Array
(
[0] => green
[1] => red
)
)
Array
(
[0] => Array
(
[0] => green
[1] => red
)
[1] => 4
[2] => php
)
Array
(
[2] => Array
(
[0] => green
[1] => red
)
[1] => 4
[0] => php
)
SEE ALSO array_flip(3).
PHP Documentation Group ARRAY_REVERSE(3)