is_arrayis_binary
(PHP 6 >= 6.0.0)
is_binary — Finds whether a variable is a native binary string
인수
- var
-
The variable being evaluated.
반환값
Returns TRUE if var is a native binary string, FALSE otherwise.
예제
Example #1 is_binary() example
<?php
// Declare a unicode string
$unicode = 'This is a unicode string';
// Declare a binary string using the 'b' prefix
// available as of PHP 5.2.1, but it will only have
// effect as of PHP 6.0.0
$binary = b'This is a binary string';
var_dump(is_binary($unicode), is_binary($binary));
?>
위 예제의 출력:
bool(false) bool(true)
참고
- is_buffer() - Finds whether a variable is a native unicode or binary string
- is_string() - 변수의 자료형이 문자열인지 확인합니다
- is_unicode() - Finds whether a variable is a unicode string
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