I was hoping someone ould help me with the following.
I have 2 files in a directory FILEA and FILEB. i am running a process on these 2 files but before the process can run both FILEA and FILEB need to be present.
If one or both the files are missing i need to know what file(s) is(are)... (10 Replies)
So, I've got a ton of files that I want to go through (ie something like 300,000), and they're all labeled sequentially. However I'm not 100% positive that they are all there.
Is there any way of running through a sequence of numbers, checking if the file is in the folder, if not appending it... (2 Replies)
OS=HP-UX ksh
The following works, except I want to include the <start> and <end> in the output.
awk -F '<start>' 'BEGIN{RS="<end>"; OFS="\n"; ORS=""} {print $2} somefile.log'
The following work in bash but not in ksh
sed -n '/^<start>/,/^<end>/{/LABEL$/!p}' somefile.log (4 Replies)
Hello
I am new to Perl, in fact I am on chapter one of the book. :) However I am in need of a Perl Script faster than I can finish the book. Perhaps someone can help me with my immediate need while I read my book.
I have a directory with hundreds of files that are all named like... (4 Replies)
I have a list containing strings. All strings should have either "smp" or "drw" else it is considered an error. I have written this code below. Any better ideas to tackle this?
set fdrw = 0
set fsmp = 0
foreach f ($Lst)
set fdrwtag = `echo $f | awk '/drw/'`
set fsmptag = `echo $f | awk... (1 Reply)
I have some vectors to evaluate and develop a list of values that occur in more than one element.
This is the simplest case. I have a vector,
std::vector<int> vec1;
vec1=5; vec1=5;
I need to know that that 5 occurs twice in the vector. If I do a double loop,
std::vector<int>... (13 Replies)
I'm in the process of migrating a system to some newer hardware (Power 5 to Power 7). I've done these migrations in the past, and have not had any problems. But this system does not see the new network controllers on the Power 7 system. The system was running AIX 5.3 before, I've upgraded it to... (5 Replies)
I have a fixed width file. The records looks something similar to below:
Type ID SSN NAME .....AND SOME MORE FIELDS
A1 1234 .....
A1 1234 .....
B1 1234 .....
M2 4567 .....
M2 4567 .....
N2 4567 .....
N2 4567 .....
A1 9999
N2 9999
Now if A1 is present then B1 has to be present.... (2 Replies)
Discussion started by: Saanvi1
2 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)