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Full Discussion: Difference between two rows
Top Forums Shell Programming and Scripting Difference between two rows Post 76873 by JimJim on Friday 1st of July 2005 08:18:58 AM
Old 07-01-2005
Difference between two rows

Dears,

I have a list as follows,

2
4
8

If I want to find the difference between two consecutive rows. Then I have to store the specific rows in two variables and then find the difference. Could someone tell how this can be done.

Regards,
 

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SQLITE_NUM_ROWS(3)														SQLITE_NUM_ROWS(3)

sqlite_num_rows - Returns the number of rows in a buffered result set

SYNOPSIS
int sqlite_num_rows (resource $result) DESCRIPTION
Object oriented style (method): int SQLiteResult::numRows (void ) Returns the number of rows in the buffered $result set. PARAMETERS
o $result - The SQLite result resource. This parameter is not required when using the object-oriented method. Note This function cannot be used with unbuffered result handles. RETURN VALUES
Returns the number of rows, as an integer. EXAMPLES
Example #1 Procedural example <?php $db = sqlite_open('mysqlitedb'); $result = sqlite_query($db, "SELECT * FROM mytable WHERE name='John Doe'"); $rows = sqlite_num_rows($result); echo "Number of rows: $rows"; ?> Example #2 Object-oriented example <?php $db = new SQLiteDatabase('mysqlitedb'); $result = $db->query("SELECT * FROM mytable WHERE name='John Doe'"); $rows = $result->numRows(); echo "Number of rows: $rows"; ?> SEE ALSO
sqlite_changes(3), sqlite_query(3), sqlite_num_fields(3). PHP Documentation Group SQLITE_NUM_ROWS(3)
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