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Get the string by the specified key from the built-in database.

Syntax

function mDBStorageGetData(sKey: string): string;

Parameters and return values

Function result

Text string with the key. If there is not data with specified key or the key does not exist the function returns an empty string.

Example

const
  TOTAL = 12;
var
  i: integer;
  sKey, sData: string;
  dt: double;
begin
  mLogScript('Start saving month names to database...', '');
    for i := 1 to TOTAL do begin
      dt := EncodeDate(2018, i, 1); 
      sData := FormatDateTime('mmmm', dt); // name of month
      mDBStorageSetData('month_name_' + IntToStr(i), sData);
    end;
    
  mLogScript('Ready. Start reading:', '');  
    for i := 1 to TOTAL do begin
      sKey := 'month_name_' + IntToStr(i);
      mLogScript('Key: ' + sKey + ', value: "' + mDBStorageGetData(sKey) + '"', '');  
    end;  
end.

Script work result

[19:36:15] (Log "DBStorage"): Start saving month names to database...

[19:36:15] (Log "DBStorage"): Ready. Start reading:

[19:36:15] (Log "DBStorage"): Key: month_name_1, value: "January"

[19:36:15] (Log "DBStorage"): Key: month_name_2, value: "February"

[19:36:15] (Log "DBStorage"): Key: month_name_3, value: "March"

[19:36:15] (Log "DBStorage"): Key: month_name_4, value: "April"

[19:36:15] (Log "DBStorage"): Key: month_name_5, value: "May"

[19:36:15] (Log "DBStorage"): Key: month_name_6, value: "June"

[19:36:15] (Log "DBStorage"): Key: month_name_7, value: "July"

[19:36:15] (Log "DBStorage"): Key: month_name_8, value: "August"

[19:36:15] (Log "DBStorage"): Key: month_name_9, value: "September"

[19:36:15] (Log "DBStorage"): Key: month_name_10, value: "October"

[19:36:15] (Log "DBStorage"): Key: month_name_11, value: "November"

[19:36:15] (Log "DBStorage"): Key: month_name_12, value: "December"

[19:36:15] (Run "DBStorage"): Script operation time: 199 ms

[19:36:15] (Run "DBStorage"): Script done successfully.

See also

EncodeDate

IntToStr

FormatDateTime

mDBStorageSetData

mLogScript