PHP MySQLi更新数据记录示例

<?php  
$host = 'localhost:3306';  
$user = 'root'; // MySQL用户账号
$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);  
?>

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