Ctype 함수 목록
PHP Manual

ctype_punct

(PHP 4 >= 4.0.4, PHP 5)

ctype_punct Check for any printable character which is not whitespace or an alphanumeric character

설명

bool ctype_punct ( string $text )

Checks if all of the characters in the provided string, text , are punctuation character.

인수

text

The tested string.

반환값

Returns TRUE if every character in text is printable, but neither letter, digit or blank, FALSE otherwise.

예제

Example #1 A ctype_punct() example

<?php
$strings 
= array('ABasdk!@!$#''!@ # $''*&$()');
foreach (
$strings as $testcase) {
    if (
ctype_punct($testcase)) {
        echo 
"The string $testcase consists of all punctuation.\n";
    } else {
        echo 
"The string $testcase does not consist of all punctuation.\n";
    }
}
?>

위 예제의 출력:

The string ABasdk!@!$# does not consist of all punctuation.
The string !@ # $ does not consist of all punctuation.
The string *&$() consists of all punctuation.

참고


Ctype 함수 목록
PHP Manual