TokyoTyrantQuery::setLimitTokyoTyrantQuery::valid
(PECL tokyo_tyrant >= 0.1.0)
TokyoTyrantQuery::valid — Checks the validity of current item
Açıklama
public void TokyoTyrantQuery::valid
( void
)
Checks if the current item is valid. Part of the Iterator interface
Değiştirgeler
Bu işlevin değiştirgesi yoktur.
Dönen Değerler
Returns TRUE if the current item is valid and FALSE if not.
Örnekler
Örnek 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";
}
?>
Yukarıdaki örnek şuna benzer bir çıktı üretir:
pk: 1, columns: 2 pk: 4, columns: 2
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