Binds the value of a parameter to a statement variable

说明

public bool SQLite3Stmt::bindValue ( string $sql_param , mixed $value [, int $type ] )

Binds the value of a parameter to a statement variable.

参数

sql_param

An string identifying the statement variable to which the value should be bound.

value

The value to bind to a statement variable.

type

The data type of the value to bind.

SQLITE3_INTEGER: The value is a signed integer, stored in 1, 2, 3, 4, 6, or 8 bytes depending on the magnitude of the value.
SQLITE3_FLOAT: The value is a floating point value, stored as an 8-byte IEEE floating point number.
SQLITE3_TEXT: The value is a text string, stored using the database encoding (UTF-8, UTF-16BE or UTF-16-LE).
SQLITE3_BLOB: The value is a blob of data, stored exactly as it was input.
SQLITE3_NULL: The value is a NULL value.

返回值

Returns TRUE if the value is bound to the statement variable, FALSE on failure.

范例

Example #1 SQLite3Stmt::bindValue() example


<?php
unlink('mysqlitedb.db');
$db = new SQLite3('mysqlitedb.db');

$db->exec('CREATE TABLE foo (id INTEGER, bar STRING)');
$db->exec("INSERT INTO foo (id, bar) VALUES (1, 'This is a test')");

$stmt = $db->prepare('SELECT bar FROM foo WHERE id=:id');
$stmt->bindValue(':id', 1, SQLITE3_INTEGER);

$result = $stmt->execute();
var_dump($result->fetchArray());
?>