PHP mysqli_info()Functions

PHP MySQLi 参考手册PHP MySQLi Reference Manual

Returns information about the most recently executed query:

<?php 
// 假定数据库用户名：root，密码：123456，数据库：EXAMPLE 
$con=mysqli_connect("localhost","root","123456","EXAMPLE"); 
if (mysqli_connect_errno($con)) 
{ 
    echo "连接 MySQL 失败: " . mysqli_connect_error(); 
} 

// 执行查询
$sql1="CREATE TABLE testwebsites LIKE websites";
mysqli_query($con,$sql1);
$sql2="INSERT INTO testwebsites SELECT * FROM websites ORDER BY alexa LIMIT 3";
mysqli_query($con,$sql2);

// 输出最近查询的信息
echo mysqli_info($con); 

mysqli_close($con);
?>

Definition and Usage

The mysqli_info() function returns information about the most recently executed query.

This function works on the following query types:

  • INSERT INTO...SELECT...
  • INSERT INTO...VALUES (...),(...),(...)
  • LOAD DATA INFILE ...
  • ALTER TABLE ...
  • UPDATE ...

Syntax

mysqli_info(connection);

Parameters Description
connection Required. Specifies the MySQL connection to use.

Technical Details

Return value: Returns a string containing additional information about the most recently executed query.
PHP Version: 5+

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