PYTHON ctype_xdigit

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Python replacement for PHP's ctype_xdigit [ edit | history ]
import string
all(c in string.hexdigits for c in text)

PHP ctype_xdigit

PHP original manual for ctype_xdigit [ show | ]


(PHP 4 >= 4.0.4, PHP 5)

ctype_xdigit Check for character(s) representing a hexadecimal digit


bool ctype_xdigit ( string $text )

Checks if all of the characters in the provided string, text , are hexadecimal 'digits'.



The tested string.

Return Values

Returns TRUE if every character in text is a hexadecimal 'digit', that is a decimal digit or a character from [A-Fa-f] , FALSE otherwise.


Example #1 A ctype_xdigit() example

= array('AB10BC99''AR1012''ab12bc99');
foreach (
$strings as $testcase) {
    if (
ctype_xdigit($testcase)) {
"The string $testcase consists of all hexadecimal digits.\n";
    } else {
"The string $testcase does not consist of all hexadecimal digits.\n";

The above example will output:

The string AB10BC99 consists of all hexadecimal digits.
The string AR1012 does not consist of all hexadecimal digits.
The string ab12bc99 consists of all hexadecimal digits.

See Also