export ok=0 # means files are there and non-empty
test_sz() { # function to return 0 or 1
{
sz="$1"
sz=$( wc -c "$sz)
sz=${sz:0:1} # first character of sz string
retval=0 # assume failure
[ $sz -gt 0 ] && retval=1
return retval
}
[[ -e 1.txt && -e 2.txt && 3.txt ]] && ok=1 || echo 'files missing'
if [ ok -eq 1 ]; then
[[ $(test_sz 1.txt) -eq 0 || $(test_sz 2.txt) -eq 0 || $(test_sz 3.txt) -eq 0 ]] && ok=0
fi
if [ ok -eq 0 ] ; then
echo 'file(s) did not pass requirements'
exit 1
fi
# rest of script here
This can be shortened, but it is meant to be a clear example.
I've got a script with this snippet:
if
then
I know that the -s indicates that the file exists and is not empty. How can I specify that the file exists, but is empty? I thought I could do:
if ]
then
But this generates a "else unmatched" error on the else that follows. (5 Replies)
Hi friends..
I hav a problem....
I dont know how to check .c files exists r not in a folder using IF in C shell script
actually i tried like this
if(=~ *.c)
even though some .c files or there in the current folder..it is not entering int o the if control statement...... (17 Replies)
Hi everyone. I am trying to write a bash script that will copy files from one directory to another but I need to be able to check the directory that I'm copying the files to and see if the file already exists. If it does I need to add a number at the end of the copied file. Thanks for your help. (3 Replies)
Hi,
I would like to see the file list which contains the data.
Ex : - When I enter the "ls -ltr" command it will show all the files which are exists in the directory, But I want only those files list which are non zero byte by using only ls command.
I knew that I can write a script with... (12 Replies)
Hello all,
Would like to know how to find records between two files which are not exists in one another in one. For example: I've two files "fileA" and "fileB" and want to find record from "fileB" which does not exists in "fileA".
fileA
--------
ABCD
DEFG
GHIJ
KLMN
NOPQ
RSTU
VUWX... (5 Replies)
i writing a program that checks if any .txt files exist in the current directory if it does, then it lists the files...
i have got everything right, except the validation part doesnt work!
....
if
then
ls *.txt
else
echo "file not found"
everytime it tells me file not found!!
by... (3 Replies)
Hi friends,
I am trying to check if the two files i am expecting are created in a specific location.
if both files does not exist, do an echo
if -a ]; then
echo "files not found"
fi
It gives me the following message:
bash: Please help! :) (3 Replies)
I have many files that can have various amounts of rows. I essentially want to output each row into a new file if a pattern is matched between two files.
I have some code that does something similar but I want it to output every single input row from every file into a separate output file; that... (5 Replies)
Hi all,
One of my script crated created 2 files in a dirs Output.log and Output.tmp. Now in another script i need to check if both of the above mentioned files are present in a directory or not.
I know to check one file but need to check both the files.
Anyone could please tell me how... (3 Replies)
Hi,
I am writing the shell script in ksh to check certain no of files exists,In my case there are 7 files exist like below
Sales1_timstamp.csv
Sales2_timstamp.csv
Sales3_timstamp.csv
Sales4_timstamp.csv
Sales5_timstamp.csv
Sales7_timstamp.csv
Sales7_timstamp.csv
Once all the files... (4 Replies)
Discussion started by: SRPR
4 Replies
LEARN ABOUT PHP
fprintf
FPRINTF(3) 1 FPRINTF(3)fprintf - Write a formatted string to a streamSYNOPSIS
int fprintf (resource $handle, string $format, [mixed $args], [mixed $...])
DESCRIPTION
Write a string produced according to $format to the stream resource specified by $handle.
PARAMETERS
o $handle
-A file system pointer resource that is typically created using fopen(3).
o $format
- See sprintf(3) for a description of $format.
o $args
-
o $...
-
RETURN VALUES
Returns the length of the string written.
EXAMPLES
Example #1
fprintf(3): zero-padded integers
<?php
if (!($fp = fopen('date.txt', 'w'))) {
return;
}
fprintf($fp, "%04d-%02d-%02d", $year, $month, $day);
// will write the formatted ISO date to date.txt
?>
Example #2
fprintf(3): formatting currency
<?php
if (!($fp = fopen('currency.txt', 'w'))) {
return;
}
$money1 = 68.75;
$money2 = 54.35;
$money = $money1 + $money2;
// echo $money will output "123.1";
$len = fprintf($fp, '%01.2f', $money);
// will write "123.10" to currency.txt
echo "wrote $len bytes to currency.txt";
// use the return value of fprintf to determine how many bytes we wrote
?>
SEE ALSO printf(3), sprintf(3), sscanf(3), fscanf(3), vsprintf(3), number_format(3).
PHP Documentation Group FPRINTF(3)