PHP | mysqli_set_charset() Function

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_set_charset() Function.

The built-in mysqli_set_charset() function specifies the default character set to send data to the MYSQL database server from mysqli client.

Syntax

Following below is the syntax to use this function -

mysqli_set_charset($con,  charset)

READ: PHP | mysqli_select_db() Function

Parameter Details

Sr.No	Parameter & Description
1	con(Mandatory) This is an object representing a connection to MySQL Server.
2	charset(Mandatory) Name of the character set which you need to set as default.

Return Value

This built-in PHP function returns true if the operation is successful otherwise, false on failure.

PHP Version

This PHP function was first introduced in PHP version 5 and works in all the later versions.

Example1

The following example shows the usage of the PHP mysqli_set_charset() function (in a procedural style) -

<?php
   //Creating a connection
   $con = mysqli_connect("localhost", "root", "password", "mydb");
   //Name of the character set
   $res = mysqli_set_charset($con, "utf8");
   print_r($res);
   //Closing the connection
   mysqli_close($con);
?>

Output

When the above code is executed, it will produce the following result -

1

Example2

In object oriented style the syntax of this built-in PHP function is $con->set_charset(); The following is the example of this PHP function in an object oriented style $minus;

<?php
   $con = new mysqli("localhost", "root", "password", "test");
   //Name of the character set
   $res = $con->set_charset("utf8");
   print($res);
   //Closing the connection
   $con -> close();

?>

Output

When the above code is executed, it will produce the following result -

1

Example3

Try the following example below -

<?php
   $connection_mysql = mysqli_connect("localhost","root","password","mydb");
   
   if (mysqli_connect_errno($connection_mysql)){
      echo "Failed to connect to MySQL: " . mysqli_connect_error();
   }
   
   mysqli_set_charset($connection_mysql,"utf8");
   
   echo mysqli_character_set_name($connection_mysql);
   
   mysqli_close($connection_mysql);  
?>

Output

When the above code is executed, it will produce the following result below -

utf8

READ: PHP | mysqli_refresh() Function

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 PHP mysqli_sqlstate() Function.

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