Description
bool
fbsql_data_seek ( resource
result_identifier, int row_number)
成功回傳TRUE失敗回傳FALSE。
fbsql_data_seek() moves the
internal row pointer of the FrontBase result associated with
the specified result identifier to point to the specified row
number. The next call to
fbsql_fetch_row() would return that row.
Row_number starts at
0.
範例 1. fbsql_data_seek()
example
?php
$link = fbsql_pconnect ("localhost", "_SYSTEM", "secret")
or die ("Could not connect");
fbsql_select_db ("samp_db")
or die ("Could not select database");
$query = "SELECT last_name, first_name FROM friends;";
$result = fbsql_query ($query)
or die ("Query failed");
# fetch rows in reverse order
for ($i = fbsql_num_rows ($result) - 1; $i =0; $i--) {
if (!fbsql_data_seek ($result, $i)) {
printf ("Cannot seek to row %d\n", $i);
continue;
}
if(!($row = fbsql_fetch_object ($result)))
continue;
printf("%s %s BR \n", $row- last_name, $row- first_name);
}
fbsql_free_result ($result);
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