Hi Robin,
The command:
can be changed to:
using just shell built-ins without needing to exec head and tr. Note also that the standards explicitly stated that:
produces unspecified results starting in the 2004 revision of the standard; that form was deprecated in the 1992 edition of the standard with the preferred form being:
Many thanks for the comments (again) and I'm delighted to have a way to save a few processes. I imaging the cost of running what I had in a loop reading a large file and counting columns for each record would be quite expensive. This is very useful.
Regarding the standards change, I was unaware so this is really useful and will hopefully stop me failing in the future.
Hi All,
I have a table with 10 columns. Some columns(2nd,4th,5th,7th,8th and 10th) are Not Null columns. I'll get a tab-delimited file and want to check col by col and generate seperate error code for each col eg:102 if 2nd col value is NULL and 104 if 4th col value is NULL so on... I am a... (7 Replies)
ex:
a file has :
122323
123456456
125656879
678989965t635
234323432
b has :
this is finance no.
this is phone no
this is extn
ajkdgag
idjsidj
i want the o/p as:
122323 his is finance no.
123456456 this is phone no
123456456 ... (4 Replies)
Hi,
We have a requirement of calculating the AVG, Peak and 2nd Peak (Say Peak2) of a column in a text file. We are able to get Avg and Peak but we are finding difficulty in getting the 2nd Peak. I tried using the AWK but in vainL. Please find the below Script i have written for fetching AVG and... (3 Replies)
Hello everyone,
I searched the forum looking for answers to this but I could not pinpoint exactly what I need as I keep having trouble.
I have many files each having two columns and hundreds of rows.
first column is a string (can have many words) and the second column is a number.The files are... (5 Replies)
Hi,
i have below list of files so i just want the name of the files in one parameter and not the timestamp.
i want only GIDW_Dy_Tm_Seg_Sls_legacy_PL_0_0_ in variable of all files.
GIDW_Dy_Tm_Seg_Sls_legacy_PL_0_0_20131001101800.csv
GIDW_Dly_Sls_legacy_RO_0_0_20131001172001.csv
... (9 Replies)
input.csv:
Field1,Field2,Field3,Field4,Field4
abc ,123 ,xyz ,000 ,pqr
mno ,123 ,dfr ,111 ,bbb
output:
Field2,Field4
123 ,000
123 ,111
how to fetch the values of Field4 where Field2='123'
I don't want to fetch the values based on column position. Instead want to... (10 Replies)
I have the code for the below things..
File1 has the content as below
8859 0 subscriberCreate
18 0 subscriberPaymentMethodChange
1650 0 subscriberProfileUpdate
7668 0 subscriberStatusChange
13 4020100 subscriberProfileUpdate
1 4020129 subscriberStatusChange
2 4020307 subscriberCreate
8831... (5 Replies)
I have file that looks like this,
DIP-17571N|refseq:NP_651151 DIP-17460N|refseq:NP_511165|uniprotkb:P45890 DIP-17571N|refseq:NP_651151
DIP-19241N|refseq:NP_524261 DIP-19241N|refseq:NP_524261 DIP-17151N|refseq:NP_524316|uniprotkb:O16797
DIP-19588N|refseq:NP_731165 ... (2 Replies)
Hi Experts,
Please bear with me, i need help
I am learning AWk and stuck up in one issue.
First point : I want to sum up column value for column 7, 9, 11,13 and column15 if rows in column 5 are duplicates.No action to be taken for rows where value in column 5 is unique.
Second point : For... (1 Reply)
hi
I have 2 file with more than 10 columns for both
1st file
apple,0,0,0......
orange,1,2,3.....
mango,2,4,5.....
2nd file
apple,2,3,4,5,6,7...
orange,2,3,4,5,6,8...
watermerlon,2,3,4,5,6,abc...
mango,5,6,7,4,6,def.... (1 Reply)
Discussion started by: tententen
1 Replies
LEARN ABOUT PHP
cubrid_num_fields
CUBRID_NUM_FIELDS(3) 1 CUBRID_NUM_FIELDS(3)cubrid_num_fields - Return the number of columns in the result setSYNOPSIS
int cubrid_num_fields (resource $result)
DESCRIPTION
This function returns the number of columns in the result set, on success, or it returns FALSE on failure.
PARAMETERS
o $result
-$result comes from a call to cubrid_execute(3), cubrid_query(3) and cubrid_prepare(3)RETURN VALUES
Number of columns, on success.
-1 if SQL sentence is not SELECT.
FALSE when process is unsuccessful.
EXAMPLES
Example #1
cubrid_num_fields(3) example
<?php
$conn = cubrid_connect("localhost", 33000, "demodb");
$req = cubrid_execute($conn, "SELECT * FROM code");
$row_num = cubrid_num_rows($req);
$col_num = cubrid_num_fields($req);
printf("Row Num: %d
Column Num: %d
", $row_num, $col_num);
cubrid_disconnect($conn);
?>
The above example will output:
Row Num: 6
Column Num: 2
PHP Documentation Group CUBRID_NUM_FIELDS(3)