ctype_punct

(PHP 4 >= 4.0.4, PHP 5)

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

Description

bool ctype_punct ( string $text )

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

Parameters

text: The tested string.

Return Values

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

Examples

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";
    }
}
?>

The above example will output:

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

ctype_punct

Description

Parameters

Return Values

Examples

See Also