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PDOStatement->bindValue()
Binds a value to a parameter
()
PDOStatement {
bool bindValue(mixed parameter,
mixed value,
int data_type);
}Binds a value to a corresponding named or question mark placeholder in the SQL statement that was use 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. Defaults to PHP native type.
Examples
Example 1774. 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 1775. 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();
?>