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sqlite_num_rows

(PHP 5)

sqlite_num_rows

(no version information, might be only in CVS)

SQLiteResult->numRows -- Returns the number of rows in a buffered result set

Description

int sqlite_num_rows ( resource result )

Object oriented style (method):

class SQLiteResult {

int numRows ( void )

}

Returns the number of rows in the buffered result set.

参数

result

The SQLite result resource. This parameter is not required when using the object-oriented method.

注: 本函数不能用于未缓冲的结果句柄。

范例

例子 1. Procedural example

<?php
$db = sqlite_open('mysqlitedb');
$result = sqlite_query($db, "SELECT * FROM mytable WHERE name='John Doe'");
$rows = sqlite_num_rows($result);

echo "Number of rows: $rows";
?>

例子 2. Object-oriented example

<?php
$db = new SQLiteDatabase('mysqlitedb');
$result = $db->query("SELECT * FROM mytable WHERE name='John Doe'");
$rows = $result->numRows();

echo "Number of rows: $rows";
?>

参见

sqlite_changes()
sqlite_query()
sqlite_num_fields()


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