ctype_punct

(PHP 4 >= 4.0.4, PHP 5)

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

Opis

bool ctype_punct ( string text )

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

Parametry

text

The tested string.

Zwracane wartości

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

Przykłady

Przykład 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";
    }
}
?>

Powyższy przykład wyświetli:

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

Patrz także

ctype_cntrl()
ctype_graph()

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Generated: 2007-01-26 18:02:42