Hi all-
I have a variable that contains a web page:
echo $STUFF
<html> <head> <title>my page</title></head> <body> blah blah etc..
Can I use the shell's parameter expansion abilities to remove just the tags?
I thought that FIXHTML=${STUFF//<*>/} might do it, but it didn't seem to... (2 Replies)
Say you have this numeric variable that can be set by the user but you never want it to leave a certain range when it gets printed. How could you use parameter expansion such that it will never expand outside of that boundary? Thanks
---------- Post updated at 11:09 PM ---------- Previous update... (3 Replies)
Hi -
I am trying to do a simple config file with known variable names in it, e.g.:
contents of config file a.conf: -a
-b $work
-c $host
simplified contents of bash script file: work='trunk'
host='alaska'
opts=$(tr '\n' ' ' < a.conf)
opts="$opts $*"
mycommand $opts arg1 arg2
The... (3 Replies)
Hello experts,
I am exploring parameter expansion, and trying to cut the fields in a URL.
Following is the requirement:
I have
// abc.nnt /dir1/dir2/dir3/dir4/somefile.java
What i need to get is the path after dir3, and dir3 will be passed.
output that i need is... (1 Reply)
I'm using an Ubuntu machine and expansion is not working properly. What would cause this? Do I need to check for any particular bash packages?
$ ipcs -m | grep $USER | awk '{printf "%s ",$2}'
$ ipcs -m | grep UNF | awk '{printf "%s ",$2}'
294912 1048577 425986 688131 786436 1245189... (14 Replies)
I have made the following examples that print various parameter expansions
text: iv-hhz-sac/hpac/hhz.d/iv.hpac..hhz.d.2016.250.070018.sac
(text%.*): iv-hhz-sac/hpac/hhz.d/iv.hpac..hhz.d.2016.250.070018
(text%%.*): iv-hhz-sac/hpac/hhz
(text#*.): d/iv.hpac..hhz.d.2016.250.070018.sac... (2 Replies)
#!/bin/bash
SNMPW='/usr/bin/snmpwalk'
while read h i
do
loc=$($SNMPW -v3 -u 'Myusername' -l authPriv -a SHA -A 'Password1' -x AES -X 'Password2' $i sysLocation.0 2>/dev/null)
loc=${loc:-" is not snmpable."}
loc=${loc##*: }
loc=${loc//,/}
echo "$i,$h,$loc"
done < $1
My question is ... ... (1 Reply)
I am trying to become more fluent with the interworking of bash and minimize the number of external calls.
Sample Data. This will be the response of the snmp query.
SNMPv2-MIB::sysName.0 = STRING: SomeHostName
SNMPv2-MIB::sysObjectID.0 = OID: SNMPv2-SMI::enterprises.9.1.1745... (5 Replies)
Example data
$ ls *somehost*
10.10.10.10_somehost1.xyz.com.log
11.11.11.11_somehost2.xyz.com.log
#!/bin/bash
#FILES="*.log"
FILES=${FILES:-*.log}
for x in $FILES
do
ip="${x%%_*}" # isolate IP address
x="${x##*_}" # isolate hostname
hnam="${x%.*}" # Remove the ".log"... (2 Replies)
Hello All,
Could you please do help me here as I would like to perform parameter expansion in shell over a parameter expansion.
Let's say I have following variable.
path="/var/talend/nat/cdc"
Now to get only nat I could do following.
path1="${path%/*}"
path1="${path1##*/}"
Here... (8 Replies)
Discussion started by: RavinderSingh13
8 Replies
LEARN ABOUT SUNOS
noecho
echo(3XCURSES) X/Open Curses Library Functions echo(3XCURSES)NAME
echo, noecho - enable/disable terminal echo
SYNOPSIS
cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib
-R /usr/xpg4/lib -lcurses [ library... ]
c89 [ flag... ] file... -lcurses [ library... ]
#include <curses.h>
int echo(void);
int noecho(void);
DESCRIPTION
The echo() function enables Echo mode for the current screen. The noecho() function disables Echo mode for the current screen. Initially,
curses software echo mode is enabled and hardware echo mode of the tty driver is disabled. The echo() and noecho() functions control soft-
ware echo only. Hardware echo must remain disabled for the duration of the application, else the behavior is undefined.
RETURN VALUES
Upon successful completion, these functions return OK. Otherwise, they return ERR.
ERRORS
No errors are defined.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |Unsafe |
+-----------------------------+-----------------------------+
SEE ALSO getch(3XCURSES), getstr(3XCURSES), initscr(3XCURSES), libcurses(3XCURSES), scanw(3XCURSES), attributes(5), standards(5)SunOS 5.10 5 Jun 2002 echo(3XCURSES)