We are getting file from another team, so don't have control over the file.
OK. But, be VERY careful in handling the fields you get from splitting lines in this file. Unmatched quotes have a tendency to cause cause lots of problems in scripts written by people who don't meticulously use quotes appropriately.
Note that the sed scripts that pamu and Scrutinizer have supplied will remove any double quotes at the start of any line and at the end of any line even if they don't form a matched pair. If you only want to remove matched pairs (which is what you requested), you probably want something like:
instead. Even then, if you have an input line like:
you will destroy matched quotes leaving you with unmatched double quotes in the 1st and last fields and well as the unmatched single quote in the last field.
Hi,
I would like to develop a user interface on Solaris. Can anybody throw some light on currently available software utilities/ packages..?
Thanks in Advance ..
JS (4 Replies)
Hi, sorry for being dumb but I have a file with a variable amount of records (day to day it differs) but is fixed at 80 characters wide. Unfortunately the 80th and last charachter in each line is a "^M" carriage return character which i want to get rid of. Is there a really easy command that i can... (6 Replies)
I'm not very familiar with the ssh command. When I tried to set a variable and then echo its value on a remote machine via ssh, I found a problem. For example,
$ ITSME=itsme
$ ssh xxx.xxxx.xxx.xxx "ITSME=itsyou; echo $ITSME"
itsme
$ ssh xxx.xxxx.xxx.xxx 'ITSME=itsyou; echo $ITSME'
itsyou
$... (3 Replies)
Hi
I am getting a source file where the columns are seperated by comma and double Quotes
Eg1 : "AAA","BBB","CCCC"
in the same source file i am also getting few lines where my last columns double quotes are ending in its next line or the next next line
Eg2: "AAA","BBB","CCC
CC"... (9 Replies)
Hi,
Could you please help me in removal of newline chracter present in between the double quotes and replacing it with space.
For example ...
Every field is wrapped with double quotes with comma delimiter, so I need to travese from first double quote occerence to till second double... (7 Replies)
Unix superusers,
I am new to unix but would like to learn more about grep. I am very familiar with regular expressions as i have used them for searching text files in windows based text editors. Since I am not very familiar with Unix, I dont understand when one should use GREP with the... (2 Replies)
Hi,
Trying to change the prompt. I have the following code.
export PS1='
<${USER}@`hostname -s`>$ '
The hostname is not displayed
<abc@`hostname -s`>$ uname -a
AIX xyz 1 6 00F736154C00
<adcwl4h@`hostname -s`>$
If I use double quotes, then the hostname is printed properly but... (3 Replies)
My input is this:
Inputfile = file.txt
needs to change to,
Inputfile = file.txt"
I have tried using:
Inputfile = `echo ${Inputfile}"'
doesn't work for me.
Similarly how do I change it to all double quotes:
Inputfile = "file.txt" (4 Replies)
Hi All,
I'm unable to load the data using sql loader where there are double quotes within the double quotes As these are optionally enclosed by double quotes.
Sample Data :
"221100",138.00,"D","0019/1477","44012075","49938","49938/15043000","Television - 22" Refurbished - Airwave","Supply... (6 Replies)
Discussion started by: mlavanya
6 Replies
LEARN ABOUT PHP
escapeshellarg
ESCAPESHELLARG(3) 1 ESCAPESHELLARG(3)escapeshellarg - Escape a string to be used as a shell argumentSYNOPSIS
string escapeshellarg (string $arg)
DESCRIPTION escapeshellarg(3) adds single quotes around a string and quotes/escapes any existing single quotes allowing you to pass a string directly
to a shell function and having it be treated as a single safe argument. This function should be used to escape individual arguments to
shell functions coming from user input. The shell functions include exec(3), system(3) and the backtick operator.
On Windows, escapeshellarg(3) instead removes percent signs, replaces double quotes with spaces and adds double quotes around the string.
PARAMETERS
o $arg
- The argument that will be escaped.
RETURN VALUES
The escaped string.
EXAMPLES
Example #1
escapeshellarg(3) example
<?php
system('ls '.escapeshellarg($dir));
?>
SEE ALSO escapeshellcmd(3), exec(3), popen(3), system(3), backtick operator.
PHP Documentation Group ESCAPESHELLARG(3)