string mb_convert_case ( string $str , int $mode= MB_CASE_UPPER [, string $encoding= mb_internal_encoding() ] )
(PHP 4 >= 4.3.0, PHP 5)

$mode 는 다음 상수로 값을 제어합니다.

  • MB_CASE_UPPER 는 대문자로 변환 
  • MB_CASE_LOWER 는 소문자로 변환 
  • MB_CASE_TITLE 은 단어 첫글자만 대문자로 변환

<?php
 $str = "Mary Had A Little Lamb and She LOVED It So";
 $str = mb_convert_case ($str, MB_CASE_UPPER, 'UTF-8');
 print_r($str);

 // 결과: MARY HAD A LITTLE LAMB AND SHE LOVED IT SO

 $str = "MARY HAD A LITTLE LAMB AND SHE LOVED IT SO";
 $str = mb_convert_case ($str, MB_CASE_TITLE, 'UTF-8');
 print_r($str);

 // 결과: Mary Had A Little Lamb And She Loved It So
 ?>

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