PHP MySQL 更新记录
PHP MySQL 更新记录
PHP mysql_query() 函数用于更新表中的记录。自 PHP 5.5 起,mysql_query() 函数已弃用。现在建议使用两种替代方法之一。
mysqli_query()
PDO::__query()
PHP MySQLi 更新记录示例
示例
<?php
$host = 'localhost:3306';
$user = '';
$pass = '';
$dbname = 'test';
$conn = mysqli_connect($host, $user, $pass,$dbname);
if(!$conn){
die('Could not connect: '.mysqli_connect_error());
}
echo 'Connected successfully<br/>';
$id=2;
$name="Rahul";
$salary=80000;
$sql = "update emp4 set name=\"$name\", salary=$salary where id=$id";
if(mysqli_query($conn, $sql)){
echo "Record updated successfully";
}else{
echo "Could not update record: ". mysqli_error($conn);
}
mysqli_close($conn);
?>
输出:
Connected successfully
Record updated successfully