PHP. Руководство по PHP. 2005

maxdb_field_tell

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maxdb_field_tell

(PECL)maxdb_field_tell

(no version information, might be only in CVS)result->current_field -- Get current field offset of a result pointer

Description

Procedural style:int maxdb_field_tell (resource result)

Object oriented style (property):class result {

int current_field

}

Returns the position of the field cursor used for the last maxdb_fetch_field() call. This value can be used as an argument to maxdb_field_seek().

Возвращаемые значения

Returns current offset of field cursor.

Смотрите также

maxdb_fetch_field(), maxdb_field_seek()

Example

Пример 1. Object oriented style


<?
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");
/*check connection*/
if (maxdb_connect_errno()){
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, cno from hotel.customer ORDER BY cno";
if ($result = $maxdb->query($query)){
/*Get field information for all columns*/
while ($finfo = $result->fetch_field()){
/*get fieldpointer offset*/
$currentfield = $result->current_field;
printf("Column %d:\n", $currentfield);
printf("Name: %s\n", $finfo->name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n\n", $finfo->type);
}
$result->close();
}
/*close connection*/
$maxdb->close();

?>

Пример 2. Procedural style


<?
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");
/*check connection*/
if (maxdb_connect_errno()){
printf("Connect failed: %s\n", maxdb_connect_error());
exit();
}
$query = "SELECT name, cno from hotel.customer ORDER BY cno";
if ($result = maxdb_query($link, $query)){
/*Get field information for all fields*/
while ($finfo = maxdb_fetch_field($result)){
/*get fieldpointer offset*/
$currentfield = maxdb_field_tell($result);
printf("Column %d:\n", $currentfield);
printf("Name: %s\n", $finfo->name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n\n", $finfo->type);
}
maxdb_free_result($result);
}
/*close connection*/
maxdb_close($link);