(PHP 8 >= PHP 8.3.0)
mb_str_pad — Pad a multibyte string to a certain length with another multibyte string
$string,$length,$pad_string = " ",$pad_type = STR_PAD_RIGHT,$encoding = null
   This function returns the string
   padded on the left, the right, or both sides to the specified
   padding length, where the length is measured in Unicode codepoints. If the optional argument
   pad_string is not supplied, the
   string is padded with spaces, otherwise it
   is padded with characters from pad_string
   up to the limit.
  
stringThe input string.
length
       If the value of length is negative,
       less than, or equal to the length of the input string, no padding
       takes place, and string will be returned.
      
pad_stringBilginize:
The
pad_stringmay be truncated if the required number of padding characters can't be evenly divided by thepad_string's length.
pad_type
       Optional argument pad_type can be
       STR_PAD_RIGHT, STR_PAD_LEFT,
       or STR_PAD_BOTH.
       By default STR_PAD_RIGHT.
      
encodingkodlama
bağımsız değişkeninde karakter kodlaması belirtilir. Belirtilmediği takdirde veya
null ise dahili karakter
kodlaması kullanılır.
Returns the padded string.
Örnek 1 mb_str_pad() example
<?php
var_dump(mb_str_pad('▶▶', 6, '❤❓❇', STR_PAD_RIGHT)); // string(18) "▶▶❤❓❇❤"
var_dump(mb_str_pad('▶▶', 6, '❤❓❇', STR_PAD_LEFT));  // string(18) "❤❓❇❤▶▶"
var_dump(mb_str_pad('▶▶', 6, '❤❓❇', STR_PAD_BOTH));  // string(18) "❤❓▶▶❤❓"
var_dump(mb_str_pad("🎉", 3, "祝", STR_PAD_LEFT));   // string(10) "祝祝🎉"
?>