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ctype_upper> <ctype_punct
Last updated: Fri, 18 Jul 2008

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ctype_space

(PHP 4 >= 4.0.4, PHP 5)

ctype_space — Controlla gli spazi

Descrizione

bool ctype_space ( string $testo )

Restituisce TRUE se ogni carattere di testo crea qualche tipo di spazio, FALSE in caso contrario. Oltre allo spazio questo include anche tab, tab verticale, line feed (avanza di una riga), carriage return (a capo) e form feed (avanza di un modulo).

Example #1 Esempio di uso di ctype_space()

<?php
$strings 
= array('string1' => "\n\r\t"'string2' => "\narf12"'string3' => '\n\r\t');
foreach (
$strings as $name => $testcase) {
    if (
ctype_space($testcase)) {
        echo 
"The string '$name' consists of all whitespace characters.\n";
    } else {
        echo 
"The string '$name' does not consist of all whitespace characters.\n";
    }
}
?>

Questo esempio visualizzerĂ  :

The string 'string1' consists of all whitespace characters.
The string 'string2' does not consist of all whitespace characters.
The string 'string3' does not consist of all whitespace characters.

Vedere anche ctype_cntrl(), ctype_graph() e ctype_punct().



add a note add a note User Contributed Notes
ctype_space
abozzay at yahoo dot com
07-May-2008 02:53
PHP Version 5.2.3-1ubuntu6
ctype_space("") returns false
Anonymous
17-Oct-2007 08:46
ctype_space("") i.e. the empty string, returns true

ctype_upper> <ctype_punct
Last updated: Fri, 18 Jul 2008
 
 
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