update : 2015.11.03
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ctype_upper(PHP 4 >= 4.0.4, PHP 5, PHP 7) ctype_upper — Check for uppercase character(s) 설명
bool ctype_upper
( string
$text
)
Checks if all of the characters in the provided string,
인수
반환값
Returns 예제
Example #1 A ctype_upper() example (using the default locale)
<?php 위 예제의 출력: The string AKLWC139 does not consist of all uppercase letters. The string LMNSDO consists of all uppercase letters. The string akwSKWsm does not consist of all uppercase letters. 주의
참고
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