Php/docs/pdostatement.bindvalue
PDOStatement::bindValue
(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 1.0.0)
PDOStatement::bindValue — Binds a value to a parameter
Description
public PDOStatement::bindValue
( mixed $parameter
, mixed $value
[, int $data_type = PDO::PARAM_STR
] ) : bool
Binds a value to a corresponding named or question mark placeholder in the SQL statement that was used to prepare the statement.
Parameters
parameter- Parameter identifier. For a prepared statement using named placeholders, this will be a parameter name of the form
:name. For a prepared statement using question mark placeholders, this will be the 1-indexed position of the parameter. value- The value to bind to the parameter.
data_type- Explicit data type for the parameter using the
PDO::PARAM_*constants.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example #1 Execute a prepared statement with named placeholders
<?php/* Execute a prepared statement by binding PHP variables */$calories = 150;$colour = 'red';$sth = $dbh->prepare('SELECT name, colour, calories FROM fruit WHERE calories < :calories AND colour = :colour');$sth->bindValue(':calories', $calories, PDO::PARAM_INT);$sth->bindValue(':colour', $colour, PDO::PARAM_STR);$sth->execute();?>
Example #2 Execute a prepared statement with question mark placeholders
<?php/* Execute a prepared statement by binding PHP variables */$calories = 150;$colour = 'red';$sth = $dbh->prepare('SELECT name, colour, calories FROM fruit WHERE calories < ? AND colour = ?');$sth->bindValue(1, $calories, PDO::PARAM_INT);$sth->bindValue(2, $colour, PDO::PARAM_STR);$sth->execute();?>
See Also
- PDO::prepare() - Prepares a statement for execution and returns a statement object
- PDOStatement::execute() - Executes a prepared statement
- PDOStatement::bindParam() - Binds a parameter to the specified variable name
