Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP mysqli_thread_id() Function.
The built-in PHP mysqli_thread_id() function accepts a connection object and returns the thread id of the given connection.
The built-in PHP mysqli_thread_id() function accepts a connection object and returns the thread id of the given connection.
Syntax
Following below is the syntax to use this function -
mysqli_thread_id($con);
Parameter Details
Sr.No | Parameter & Description |
---|---|
1 | con(Mandatory) This is an object representing a connection to MySQL Server. |
Return Value
It returns an integer value representing the thread id of the given connection.
PHP Version
This PHP function was first introduced in PHP version 5 and works in all the later versions.
Example1
The following below is an example which shows the usage of PHP mysqli_thread_id() function (in a procedural style) -
<?php //Creating the connection $con = mysqli_connect("localhost","root","password","test"); //Id of the current thread $id = mysqli_thread_id($con); print("Current thread id: ".$id); ?>
Output
When the above code is executed, it will produce the following result -
Current thread id: 55
Example2
In an object oriented style the syntax of this function is $con->thread_id; The following is an example of this PHP function in object oriented style -
<?php //Creating the connection $con = new mysqli("localhost","root","password","test"); //Current thread id $id = $con->thread_id; print("Current thread id: ".$id); ?>
Output
When the above code is executed, it will produce the following result -
Current thread id: 55
Example3
Following is another example of the PHP mysqli_thread_id() function. It retries the I'd of the current thread and kills it $minus;
<?php //Creating the connection $con = mysqli_connect("localhost","root","password","test"); $id = mysqli_thread_id($con); mysqli_kill($con, $id); $res = mysqli_query($con, "CREATE TABLE Sample (name VARCHAR(255))"); if($res){ print("Successful....."); }else{ print("Failed......"); } ?>
Output
When the above code is executed, it will produce the following result -
Failed.....
Example4
In an object oriented style the syntax of this function is $con->kill(); The following below is an example of this built-in function in an object oriented style $minus;
<?php $connection_mysql=mysqli_connect("localhost","root","password","mydb"); if (mysqli_connect_errno($connection_mysql)){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $t_id = mysqli_thread_id($connection_mysql); $res = mysqli_thread_id($connection_mysql,$t_id); if($res){ print("Thread terminated successfully......"); } ?>
Output
When the above code is executed, it will produce the following result -
Thread terminated successfully......
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the mysqli_thread_safe() Function in PHP.
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