ctype_printctype_punct
(PHP 4 >= 4.0.4, PHP 5)
ctype_punct — Check for any printable character which is not whitespace or an alphanumeric character
Popis
bool ctype_punct ( string $text )Checks if all of the characters in the provided string, text, are punctuation character.
Seznam parametrů
- text
The tested string.
Návratové hodnoty
Returns TRUE if every character in text is printable, but neither letter, digit or blank, FALSE otherwise.
Příklady
Příklad 312. 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 $testcase does not consist of all punctuation.\n";
}
}
?>
Výše uvedený příklad vypíše:
The string ABasdk!@!$# does not consist of all punctuation.
The string !@ # $ does not consist of all punctuation.
The string *&$() consists of all punctuation.
Viz také
| ctype_cntrl() |
| ctype_graph() |
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