QuerySlice

creates a new query containing a part of the given query

QuerySlice( query, offset [, length ] )

Returns: Query

Argument Description
query
query, required
offset
number, required
length
number, optional

Examples

people = QueryNew( "name,dob,age", "varchar,date,int", [
    [ "Susi", CreateDate( 1970, 1, 1 ), 0 ],
    [ "Urs" , CreateDate( 1995, 1, 1 ), 0 ],
    [ "Fred", CreateDate( 1960, 1, 1 ), 0 ],
    [ "Jim" , CreateDate( 1988, 1, 1 ), 0 ]
]);
Dump( var=people, label="people - origional query" );
/* Output:
| name | dob                 | age |
------------------------------------
| Susi | 1970-01-01 00:00:00 | 0   |
| Urs  | 1995-01-01 00:00:00 | 0   |
| Fred | 1960-01-01 00:00:00 | 0   |
| Jim  | 1988-01-01 00:00:00 | 0   |
*/
// paging
qrySlice = people.slice(3,2)
dump(var=qrySlice, label='qrySlice - from record 3, 2 records');
/* Output:
| name | dob                 | age |
------------------------------------
| Fred | 1960-01-01 00:00:00 | 0   |
| Jim  | 1988-01-01 00:00:00 | 0   |
*/

See also