Hi Friends,
I am having some trouble reading into an array. Basically, I am trying to grep for a pattern and extract it's value and store the same into an array. For eg., if my input is:
<L:RECORD>name=faisel farooq,age=21,
company=TCS,project=BT</L:RECORD>
<L:RECORD>name=abc... (1 Reply)
Hi All,
I have a file which is having 3 columns as (string string integer)
a b 1
x y 2
p k 5
y y 4
.....
.....
Question:
I want get the unique value of column 2 in a sorted way(on column 2) and the sum of the 3rd column of the corresponding rows. e.g the above file should return the... (6 Replies)
Could anybody help with this?
I have input below .....
david,39
david,39
emelie,40
clarissa,22
bob,42
bob,42
tim,32
bob,39
david,38
emelie,47
what i want to do is count how many names there are with different ages, so output would be like this ....
david,2
emelie,2
clarissa,1... (3 Replies)
Hi
I have the following info in a file -
<Cell id="25D"/>
<Cell id="26A"/>
<Cell id="26B"/>
<Cell id="26C"/>
<Cell id="27A"/>
<Cell id="27B"/>
<Cell id="27C"/>
<Cell id="28A"/>
I would like to know how would you go about counting all... (4 Replies)
Hi !
input:
A|B|C|D
A|F|C|E
A|B|I|C
A|T|I|B
As the title of the thread says, I would need to get:
1|3|2|4
I tried different variants of this command, but I don't manage to obtain what I need:
gawk 'BEGIN{FS=OFS="|"}{for(i=1; i<=NF; i++) a++} END {for (b in a) print b}' input
... (2 Replies)
Hi, I have tab-deliminated data similar to the following:
dot is-big 2
dot is-round 3
dot is-gray 4
cat is-big 3
hot in-summer 5
I want to count the frequency of each individual "unique" value in the 1st column. Thus, the desired output would be as follows:
dot 3
cat 1
hot 1
is... (5 Replies)
Hello Team,
I need your help on the following:
My input file a.txt is as below:
3330690|373846|108471
3330690|373846|108471
0640829|459725|100001
0640829|459725|100001
3330690|373847|108471
Here row 1 and row 2 of column 1 are identical but corresponding column 2 value are... (4 Replies)
Hello experts,
I am converting a number into its binary output as :
read n
echo "obase=2;$n" | bc
I wish to count the maximum continuous occurrences of the digit 1.
Example :
1. The binary equivalent of 5 = 101. Hence the output must be 1.
2. The binary... (3 Replies)
Hi,
tab-separated input:
blabla_1 A,B,C,C
blabla_2 A,E,G
blabla_3 R,Q,A,B,C,R,Q
output:
blabla_1 3
blabla_2 3
blabla_3 5
After splitting $2 in an array, I am trying to store the number of unique elements in a variable, but have some difficulties resetting the variable to 0 before... (6 Replies)
Hello,
I am trying to count unique rows in my file based on 4 columns (2-5) and to output its frequency in a sixth column. My file is tab delimited
My input file looks like this:
Colum1 Colum2 Colum3 Colum4 Coulmn5
1.1 100 100 a b
1.1 100 100 a c
1.2 200 205 a d
1.3 300 301 a y
1.3 300... (6 Replies)
Discussion started by: nans
6 Replies
LEARN ABOUT PHP
dbase_get_header_info
DBASE_GET_HEADER_INFO(3) 1 DBASE_GET_HEADER_INFO(3)dbase_get_header_info - Gets the header info of a databaseSYNOPSIS
array dbase_get_header_info (int $dbase_identifier)
DESCRIPTION
Returns information on the column structure of the given database link identifier.
PARAMETERS
o $dbase_identifier
- The database link identifier, returned by dbase_open(3) or dbase_create(3).
RETURN VALUES
An indexed array with an entry for each column in the database. The array index starts at 0.
Each array element contains an associative array of column information, as described here:
o name
- The name of the column
o type
- The human-readable name for the dbase type of the column (i.e. date, boolean, etc.)
o length
- The number of bytes this column can hold
o precision
- The number of digits of decimal precision for the column
o format
- A suggested printf(3) format specifier for the column
o offset
- The byte offset of the column from the start of the row
If the database header information cannot be read, FALSE is returned.
EXAMPLES
Example #1
Showing header information for a dBase database file
<?php
// Path to dbase file
$db_path = "/tmp/test.dbf";
// Open dbase file
$dbh = dbase_open($db_path, 0)
or die("Error! Could not open dbase database file '$db_path'.");
// Get column information
$column_info = dbase_get_header_info($dbh);
// Display information
print_r($column_info);
?>
PHP Documentation Group DBASE_GET_HEADER_INFO(3)