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Top Forums UNIX for Dummies Questions & Answers sed, join lines that do not match pattern Post 302633587 by krsnadasa on Wednesday 2nd of May 2012 08:17:12 AM
Old 05-02-2012
sed, join lines that do not match pattern

Hi jlliagre,

great can you please explain this awk completly how it works here in joining lines.
Code:
awk '/stable_pattern$/ {print;next;} {printf("%s",$0);}' text

I am confuse for
Code:
next

stmt and other
Code:
printf

how it is joinging if search fails for a line.

Thanks
Krsnadasa
 

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MAXDB_STMT_DATA_SEEK(3) 						 1						   MAXDB_STMT_DATA_SEEK(3)

maxdb_stmt_data_seek - Seeks to an arbitray row in statement result set

       Procedural style

SYNOPSIS
bool maxdb_stmt_data_seek (resource $statement, int $offset) DESCRIPTION
Object oriented style bool maxdb_stmt::data_seek (int $offset) The maxdb_stmt_data_seek(3) function seeks to an arbitrary result pointer specified by the $offset in the statement result set represented by $statement. The $offset parameter must be between zero and the total number of rows minus one (0..maxdb_stmt_num_rows(3) - 1). RETURN VALUES
Returns TRUE on success or FALSE on failure. EXAMPLES
Example #1 Object oriented style <?php /* Open a connection */ $maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB"); /* check connection */ if (maxdb_connect_errno()) { printf("Connect failed: %s ", maxdb_connect_error()); exit(); } $query = "SELECT name, zip FROM hotel.city ORDER BY name"; if ($stmt = $maxdb->prepare($query)) { /* execute query */ $stmt->execute(); /* bind result variables */ $stmt->bind_result($name, $code); /* store result */ $stmt->store_result(); /* seek to row no. 5 */ $stmt->data_seek(5); /* fetch values */ $stmt->fetch(); printf ("City: %s Zip: %s ", $name, $code); /* close statement */ $stmt->close(); } /* close connection */ $maxdb->close(); ?> Example #2 Procedural style <?php /* Open a connection */ $link = maxdb_connect("localhost", "MONA", "RED", "DEMODB"); /* check connection */ if (maxdb_connect_errno()) { printf("Connect failed: %s ", maxdb_connect_error()); exit(); } $query = "SELECT name, zip FROM hotel.city ORDER BY name"; if ($stmt = maxdb_prepare($link, $query)) { /* execute query */ maxdb_stmt_execute($stmt); /* bind result variables */ maxdb_stmt_bind_result($stmt, $name, $code); /* store result */ maxdb_stmt_store_result($stmt); /* seek to row no. 5 */ maxdb_stmt_data_seek($stmt, 5); /* fetch values */ maxdb_stmt_fetch($stmt); printf ("City: %s Zip: %s ", $name, $code); /* close statement */ maxdb_stmt_close($stmt); } /* close connection */ maxdb_close($link); ?> The above example will output something similar to: City: Dallas Zip: 75243 SEE ALSO
maxdb_prepare(3). PHP Documentation Group MAXDB_STMT_DATA_SEEK(3)
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