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PHP mb_convert_kana() Function

The mb_convert_kana() is an inbuilt function in PHP that is used to convert text into full-width and half-width.

Syntax:

mb_convert_kana($string, $mode, $encoding) : string

Parameters: 

This function accepts three parameters that are described below.

  • $string: This is the string that we want to convert using this function.
  • $mode: This parameter specifies the different conversion options.
  • $encoding: This parameter is optional. If you do not specify the encoding then It will use mb_internal_encoding() function encoding.

Return Value: 

This mb_convert_kana() function returns the converted string.

Program 1: The following program demonstrates the mb_convert_kana() function.

PHP

<?php
    
// Input string
$input = "Hello, world!";
  
// Convert to full-width form
$converted = mb_convert_kana($input, "A", "UTF-8");
  
// Output the converted string
echo $converted;
?>

Output

Ｈｅｌｌｏ， ｗｏｒｌｄ！

Program 2: The following program demonstrates the mb_convert_kana() function.

PHP

<?php
    
// Input string
$input = "12345";
$convertToFullWidth = true;
  
// Conditionally convert the string to full-width form
if ($convertToFullWidth) {
    $converted = mb_convert_kana($input, "N", "UTF-8");
} else {
    $converted = $input;
}
  
// Output the converted string
echo $converted;
?>

Output

１２３４５

Program 3: The following program demonstrates the mb_convert_kana() function.

PHP

<?php
    
// Input array of strings
$strings = 
  ["Hello, world!", 
   "こんにちは、世界！",
   "12345", 
   "Geeks for Geeks"];
$convertToFullWidth = true;
  
// Loop through the array and 
// conditionally convert the strings
foreach ($strings as $string) {
    if ($convertToFullWidth) {
        $converted = mb_convert_kana($string, "A", "UTF-8");
    } else {
        $converted = $string;
    }
  
    // Output the converted string
    echo $converted . "\n";
}
?>

Output

Ｈｅｌｌｏ， ｗｏｒｌｄ！
こんにちは、世界！
１２３４５
Ｇｅｅｋｓ ｆｏｒ Ｇｅｅｋｓ

Reference: https://www.php.net/manual/en/function.mb-convert-kana.php


 


Reffered: https://www.geeksforgeeks.org

PHP

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Type:
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Category:
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Sub Category:
 Tutorial
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