Hi Friends,
Can any of you explain me about the below line of code?
mn_code=`env|grep "..mn"|awk -F"=" '{print $2}'`
Im not able to understand, what exactly it is doing :confused:
Any help would be useful for me.
Lokesha (4 Replies)
hi,
I have
* an IBM P550 machine,
* an AIX 5.3 running on it and
* an oracle database, already installed on it.
The problem (or question of my own) is:
Oracle tns listener, "CT_LISTENER", and the enterprise manager (EM) of the instance, which is uniq instance and called... (0 Replies)
hi,
I have a problem about the Oracle related components. I'm not able to find any answer yet, and waiting for your responses...
Here is the configuration of my system:
* an IBM P550 machine,
* an AIX 5.3 running on it and
* an oracle database, already installed on it.
The problem (or... (1 Reply)
I am trying to use one global declaration --> "exec 2>$ERR" to capture all stderr outputs that may occur anywhere in my script.
Then close it at the end of the script using --> "exec 2<&-"
I am using KSH on Solaris 8.
KSH Version M-11/16/88i
If I comment two "exec .." statements in the... (11 Replies)
Hi,
I have line in input file as below:
3G_CENTRAL;INDONESIA_(M)_TELKOMSEL;SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL
My expected output for line in the file must be :
"1-Radon1-cMOC_deg"|"LDIndex"|"3G_CENTRAL|INDONESIA_(M)_TELKOMSEL"|LAST|"SPECIAL_WORLD_GRP_7_FA_2_TELKOMSEL"
Can someone... (7 Replies)
While going through a script, i came across few syntax which I am not aware of what they exactly means.
@ cnt = 1
@ num_all = `echo $var`
What is the significance of "@" here. What is it called? (3 Replies)
Hi Guys,
From past some days, I am getting an error in /var/adm/messages which is as shown below.
XXXXX02:/# cat /var/adm/messages |tail
Sep 16 15:28:14 XXXX02 EV_AGENT: Agent Main --Estream construct failed. Err: EMULSocket::recv()
Sep 16 15:31:49 XXXX02 EV_AGENT: Agent main --... (2 Replies)
How to use "mailx" command to do e-mail reading the input file containing email address, where column 1 has name and column 2 containing “To” e-mail address
and column 3 contains “cc” e-mail address to include with same email.
Sample input file, email.txt
Below is an sample code where... (2 Replies)
Hello.
System : opensuse leap 42.3
I have a bash script that build a text file.
I would like the last command doing :
print_cmd -o page-left=43 -o page-right=22 -o page-top=28 -o page-bottom=43 -o font=LatinModernMono12:regular:9 some_file.txt
where :
print_cmd ::= some printing... (1 Reply)
Discussion started by: jcdole
1 Replies
LEARN ABOUT PHP
boolval
BOOLVAL(3) 1 BOOLVAL(3)boolval - Get the boolean value of a variableSYNOPSIS
boolean boolval (mixed $var)
DESCRIPTION
Returns the boolean value of $var.
PARAMETERS
o $var
- The scalar value being converted to a boolean.
RETURN VALUES
The boolean value of $var.
EXAMPLES
Example #1
boolval(3) examples
<?php
echo '0: '.(boolval(0) ? 'true' : 'false')."
";
echo '42: '.(boolval(42) ? 'true' : 'false')."
";
echo '0.0: '.(boolval(0.0) ? 'true' : 'false')."
";
echo '4.2: '.(boolval(4.2) ? 'true' : 'false')."
";
echo '"": '.(boolval("") ? 'true' : 'false')."
";
echo '"string": '.(boolval("string") ? 'true' : 'false')."
";
echo '"0": '.(boolval("0") ? 'true' : 'false')."
";
echo '"1": '.(boolval("1") ? 'true' : 'false')."
";
echo '[1, 2]: '.(boolval([1, 2]) ? 'true' : 'false')."
";
echo '[]: '.(boolval([]) ? 'true' : 'false')."
";
echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."
";
?>
The above example will output:
0: false
42: true
0.0: false
4.2: true
"": false
"string": true
"0": false
"1": true
[1, 2]: true
[]: false
stdClass: true
SEE ALSO floatval(3), intval(3), strval(3), settype(3), is_bool(3), Type juggling.
PHP Documentation Group BOOLVAL(3)