I have a csv file looking like:
echo,w-cai,w-cai-ssl
echo,countrywide,countrywide-ssl
haystack,intranet3,intranet3-ssl
haystack,pnf,pnf-ssl
Basically, I want to process this file row by row assigning each word delimited by a comma to a variable.
ie. for the first row, $variable1=echo... (5 Replies)
I have written an script which will excluded some records from .csv file and put it on another excluded file from primary file.This is working very fine.Now the problem is that I want to delete those excluded lines from Primary file but not able to delete it.
I have stored the line number in... (1 Reply)
Hello
So I understand when I do the following
used_ports=$(netstat -nat |cut -d : -f 2 |cut -d ' ' -f 1)
that the output will look like this
Active Proto 5298 22 631 55012 56093 39672 43196 56619 39677 36103
38453 41413 56137 37902 41410 41414 43195 38426 49253 38420 34273 ... (1 Reply)
Hello,
Does anyone have a one-liner to remove lines of a csv file if the value in a specific column is zero? For example, I have this file,
12345,COM,5,0,N,29.95,Y
12345,MOM,1,0,N,29.95,Y
12345,COM,4,0,N,9.99,Y
12345,MOM,0,2,N,9.99,Y
12345,REN,0,1,N,9.99,Y
and I want to remove lines... (4 Replies)
Hi Fellows,
I have been struggling to fix an issue in csv records to compose sql statements and have been really losing sleep over it. Here is the problem:
I have csv files in the following pipe-delimited format:
Column1|Column2|Column3|Column4|NEWLINE
Address Type|some descriptive... (4 Replies)
Hi,
I have the following test script I'm working with:
date +"%m-%d-%y">>test.log
grep eth0 /proc/net/dev | awk '{print ",",$2/1024/1024,",",$10/1024/1024}'>>test.log
The output looks like this:
02-25-12
, 19.3581 , 84.2826
02-25-12
, 19.3587 , 84.283
02-25-12
, 19.3587 ,... (4 Replies)
Hi Guys,
Would need your expert help with the following situation..
I have a comma seperated .csv file, with a header row and data as follows
H1,H2,H3,H4,H5..... (header row)
0,0,0,0,0,1,2.... (data rows follow)
0,0,0,0,0,0,1
.........
.........
i need a code... (10 Replies)
have written a combined sed+awk to perform a lookup operation which works but looking to enhance it.
looking to match a record using any of the comma separated values + return selected fields from the record - including the field header. so:
cat foo
make,model,engine,trim,value... (6 Replies)
Hi,
I want to duplicate lines of a csv file with header if a column has multiple values. The csv uses semicolon as separator while multiple values are separated with comma. Only the type3 column can have multiple values.
input:
type1;type2;type3
a1;b1;x,y
a2;b2;z
output:
a1;b1;x... (2 Replies)
Hi..
I need some help in converting the below horizontal lines to vertical lines format.
can anyone help me on this.
input file
Hour,1,2,3,4,5
90RT,106,111,111,112,111
output file
Hour,90RT
1,106
2,111
3,111
4,112
5,111 (3 Replies)
Discussion started by: Raghuram717
3 Replies
LEARN ABOUT PHP
hash_init
HASH_INIT(3) 1 HASH_INIT(3)hash_init - Initialize an incremental hashing contextSYNOPSIS
resource hash_init NULL (string $algo, [int $options], [string $key])
DESCRIPTION PARAMETERS
o $algo
- Name of selected hashing algorithm (i.e. "md5", "sha256", "haval160,4", etc..). For a list of supported algorithms see
hash_algos(3).
o $options
- Optional settings for hash generation, currently supports only one option: HASH_HMAC. When specified, the $key must be speci-
fied.
o $key
- When HASH_HMAC is specified for $options, a shared secret key to be used with the HMAC hashing method must be supplied in this
parameter.
RETURN VALUES
Returns a Hashing Context resource for use with hash_update(3), hash_update_stream(3), hash_update_file(3), and hash_final(3).
EXAMPLES
Example #1
Incremental hashing example
<?php
$ctx = hash_init('md5');
hash_update($ctx, 'The quick brown fox ');
hash_update($ctx, 'jumped over the lazy dog.');
echo hash_final($ctx);
?>
The above example will output:
5c6ffbdd40d9556b73a21e63c3e0e904
SEE ALSO hash(3), hash_algos(3), hash_file(3), hash_hmac(3), hash_hmac_file(3).
PHP Documentation Group HASH_INIT(3)