I am trying to strip all leading and trailing spaces of a shell variable using either awk or sed or any other utility, however unscuccessful and need your help.
echo $SH_VAR | command_line Syntax.
The SH_VAR contains embedded spaces which needs to be preserved. I need only for the leading and... (6 Replies)
I have a file that looks like this:
/home/fred/opt/bin
/opt/usr/bin
/usr/sbin/var/opt
I need a way to chop of everything after the last occurance of the / sign including the /. So the file above will now look like this below.
/home/fred/opt
/opt/usr
/usr/sbin/var
I tried using... (6 Replies)
Hello, I am (trying) to write a script that will check to see how many users are logged on to my machine, and if that number is more than 60 I need to kill off all the oldest sessions that are over 60. So far I have been able to check how many users are on and now I am at the part where I have to... (3 Replies)
HI
In my script, i am reading the input from the user and want to find the length of the string.
The input may contain leading spaces. Right now, when leading spaces are there, they are not counted.
Kindly help me
My script is like below. I am using the ksh.
#!/usr/bin/ksh
echo... (2 Replies)
I have a list of servers that I need my script to ping however this list also has the env they belong too such as SIT, PRD, warehouse and so on.
The break character for each section is :
A value in my list would look like this...
brutus.grhq.xxx.com:warehouse
Where brutus.grhq.gfs.com is... (13 Replies)
awk -F"\t" -vOFS="\t" '{print $1"\t-\t-","",$6,$7"\t-"$8"\t-\t-\t"$15}' file.tsv > output.tsv
Using the above command how to remove the string www.abc.com from the $7 value. (7 Replies)
Ok so I know the title was probably confusing so here goes: I have a tarball (gzipped) that has a nested directory structure . For example:
my.tar.gz (contents)
---
------
---------
------------
---------------
... (2 Replies)
Hi... can anyone please tell how do i strip off the leading filename from the wc -l command....
when i fire command
wc -l new1
... its giving output as
14 new1
i want the output as just '14'...
i need to use this value in the calculations in the later part of the script..... (2 Replies)
Hi,
i have a variable which conatins values like 00001,0003,00067,00459.
I want to use the values one by one and in the same form as they are like 00001,0003,00067,00459.
Also can anyone tell me how to increment those numbers by 1,keeping the format as same like 00002,0004,00068,00460.... (5 Replies)
I have a text file with a line of text that contains numbers and text formatted into groups. I need to extract the number that can be either 1,2 or 3 digits long. Then write it to a variable, but i need to remove any leading spaces in the number first.
I can get the numbers out but how to remove... (12 Replies)
Discussion started by: kcpoole
12 Replies
LEARN ABOUT PHP
ltrim
LTRIM(3) 1 LTRIM(3)ltrim - Strip whitespace (or other characters) from the beginning of a stringSYNOPSIS
string ltrim (string $str, [string $character_mask])
DESCRIPTION
Strip whitespace (or other characters) from the beginning of a string.
PARAMETERS
o $str
- The input string.
o $character_mask
- You can also specify the characters you want to strip, by means of the $character_mask parameter. Simply list all characters
that you want to be stripped. With .. you can specify a range of characters.
RETURN VALUES
This function returns a string with whitespace stripped from the beginning of $str. Without the second parameter, ltrim(3) will strip
these characters:
o " " (ASCII
32 ( 0x20)), an ordinary space.
o " " (ASCII
9 ( 0x09)), a tab.
o "
" (ASCII
10 ( 0x0A)), a new line (line feed).
o "
" (ASCII
13 ( 0x0D)), a carriage return.
o "