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_safe() Function.
The built-in mysqli_thread_safe() function in PHP determines whether the underlying client library supports thread safety or not.
The built-in mysqli_thread_safe() function in PHP determines whether the underlying client library supports thread safety or not.
Syntax
Following below is the syntax to use this function -
mysqli_thread_safe(void);
Parameter Details
This built-in PHP function does not accept any parameters.
Return Value
This built-in PHP function returns true if the underlying client library is thread safe and, false if not.
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 demonstrates the usage of the built-in PHP mysqli_thread_safe() function (in a procedural style) -
<?php //Creating the connection $con = mysqli_connect("localhost","root","password","test"); //Thread safe or not $res = mysqli_thread_safe(); if($res){ print("Is thread safe"); }else{ print("Is not thread safe"); } ?>
Output
When the above code is executed, it will produce the following result -
is thread safe
Example2
In object oriented style the syntax of this built-in PHP function is $con->thread_safe(); The following below is the example of this function in an object oriented style $minus;
<?php //Creating the connection $con = new mysqli("localhost","root","password","mydb"); //Thread safe or not $res = $con->thread_safe(); if($res){ print("Is thread safe"); }else{ print("Is not thread safe"); } ?>
Output
When the above code is executed, it will produce the following result -
is thread safe
Example3
Try the following example below -
<?php //Creating the connection $con = mysqli_connect("localhost","root","password","test"); if (mysqli_connect_errno($con)){ print("Failed to connect to MySQL: " . mysqli_connect_error()); } $res = mysqli_thread_safe(); //Id of the current thread $id = mysqli_thread_id($con); if($res){ mysqli_kill($con, $id); } ?>
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_use_result() Function in PHP.
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