Promotic

FindLast - method of the PmaDatabase object

Description:
Searching for the string in the database table from the end of the table.
Syntax:
Long FindLast(String sFilter)
Parameters:
sFilter(String) Text string in the SQL language syntax statement WHERE that defines the condition for searching
Note:
If the search is successful, the method returns an index of the found record and the pointer (of the current position) is set to this record, otherwise it returns the value -1 and the current position remains unchanged.
This method is not functional if the "Technology" configurator is set to Access through ODBC.
See also:
Example:
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// Searching for the value John Saruman in the column of the text type named "Customer"
n = oDb.FindLast("Customer = 'John Saruman'");

// Searching for the numeric item
n = oDb.FindLast("Price > 10000");

// Searching for the time item. The time is set: - #month day year hour:minute:second#
n = oDb.FindLast("Time > #10 24 2021 12:10:37#");
PROMOTIC 9.0.18 SCADA system documentation - MICROSYS, spol. s r.o.

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