sqlite_changes
SQLiteDatabase::changes
(PHP 5 < 5.4.0, PECL sqlite >= 1.0.0)
sqlite_changes -- SQLiteDatabase::changes — Returns the number of rows that were changed by the most recent SQL statement
说明
sqlite_changes (
resource
$dbhandle ) :
int
面向对象风格 (method):
public
SQLiteDatabase::changes (
void ) :
int
Returns the numbers of rows that were changed by the most recent SQL statement executed against the dbhandle database handle.
参数
-
dbhandle -
The SQLite Database resource; returned from sqlite_open() when used procedurally. This parameter is not required when using the object-oriented method.
返回值
Returns the number of changed rows.
范例
Example #1 过程化风格
<?php
$dbhandle = sqlite_open('mysqlitedb');
$query = sqlite_query($dbhandle, "UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'");
if (!$query) {
exit('Error in query.');
} else {
echo 'Number of rows modified: ', sqlite_changes($dbhandle);
}
?>
Example #2 面向对象风格
<?php
$dbhandle = new SQLiteDatabase('mysqlitedb');
$query = $dbhandle->query("UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'");
if (!$query) {
exit('Error in query.');
} else {
echo 'Number of rows modified: ', $dbhandle->changes();
}
?>
