update : 2015.11.03
php.shukuma.com

검색:
 
 
Returns the current key
TokyoTyrantQuery
PHP Manual

TokyoTyrantQuery::key

(PECL tokyo_tyrant >= 0.1.0)

TokyoTyrantQuery::key — Returns the current key

설명

public string TokyoTyrantQuery::key ( void )

Returns the current key. Part of the Iterator interface

인수

이 함수는 인수가 없습니다.

반환값

Returns the current key and throws TokyoTyrantException on error

예제

Example #1 TokyoTyrantQuery iterator example

<?php
/* Connect to a table database */
$tt = new TokyoTyrantTable("localhost", 1979);

/* Add rows */
$tt->put(null, array("column1" => "some data", "column2" => "something here"));
$tt->put(null, array("column1" => "more data", "column2" => "best data this far"));
$tt->put(null, array("column1" => "again data", "column3" => "foobar here"));
$tt->put(null, array("column45" => "random data", "column2" => "something along the lines"));
$tt->put(null, array("column21" => "test data", "column2" => "generating.."));
$tt->put(null, array("column1" => "foobar data", "column2" => "value here"));

/* Get a new query object */
$query = $tt->getQuery();

/* Add a search condition */
$query->addCond("column2", TokyoTyrant::RDBQC_STROR, "something");

/* Iterate the results */
foreach ($query as $key => $value) {
    echo "pk: $key, columns: ", count($value) ,"\n";
}
?>

위 예제의 출력 예시:

pk: 1, columns: 2
pk: 4, columns: 2

참고

TokyoTyrantQuery
PHP Manual