(PHP 4 >= 4.3.0, PHP 5, PHP 7)
mb_strtoupper — 使锟街凤拷锟斤拷锟斤拷写
$str
[, string $encoding = mb_internal_encoding()
] ) : string
锟斤拷锟斤拷锟叫碉拷锟斤拷母锟街凤拷转锟斤拷锟缴达拷写锟斤拷锟斤拷锟斤拷 str锟斤拷
str 锟斤拷锟斤拷锟叫碉拷锟斤拷母锟斤拷转锟斤拷锟缴达拷写锟侥★拷
锟斤拷锟斤拷 Unicode 锟斤拷锟皆碉拷锟斤拷息锟斤拷锟斤拷渭锟� » http://www.unicode.org/unicode/reports/tr21/锟斤拷
锟斤拷 strtoupper() 锟斤拷同锟斤拷锟角ｏ拷"锟斤拷母"锟斤拷通锟斤拷 Unicode 锟街凤拷锟斤拷锟斤拷锟斤拷确锟斤拷锟侥★拷 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆伙拷锟斤拷锟斤拷locale锟斤拷锟斤拷锟斤拷影锟届，锟杰癸拷转锟斤拷锟轿何撅拷锟斤拷"锟斤拷母"锟斤拷锟皆碉拷锟街凤拷锟斤拷锟斤拷锟斤拷 a 锟斤拷锟斤拷锟斤拷锟脚ｏ拷?锟斤拷锟斤拷
Example #1 mb_strtoupper() 锟斤拷锟斤拷
<?php
$str = "Mary Had A Little Lamb and She LOVED It So";
$str = mb_strtoupper($str);
echo $str; // Prints MARY HAD A LITTLE LAMB AND SHE LOVED IT SO
?>
Example #2 锟斤拷锟斤拷锟斤拷 UTF-8 锟侥憋拷锟斤拷 mb_strtoupper() 锟斤拷锟斤拷
<?php
$str = "锟斤拷?锟街ιστ︼拷 锟斤拷锟斤拷?锟叫η︼拷 锟铰︼拷锟斤拷?? 锟阶η︼拷?锟酵︼拷 锟矫︼拷, 锟侥ρ︼拷锟揭κε︼拷?锟狡ε︼拷 锟皆︼拷?锟斤拷 锟酵ωθρ︼拷? 锟绞υ︼拷??";
$str = mb_strtoupper($str, 'UTF-8');
echo $str; // 锟斤拷印锟斤拷 锟斤拷?锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷?锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷锟斤拷?锟斤拷 锟斤拷锟斤拷锟斤拷?锟斤拷锟斤拷 锟斤拷锟斤拷, 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷?锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷?锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷? 锟斤拷锟斤拷锟斤拷?锟斤拷
?>