PYTHON ctype_graph

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Python replacement for PHP's ctype_graph [ edit ]



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PHP ctype_graph

PHP original manual for ctype_graph [ show | php.net ]

ctype_graph

(PHP 4 >= 4.0.4, PHP 5)

ctype_graphCheck for any printable character(s) except space

Description

bool ctype_graph ( string $text )

Checks if all of the characters in the provided string, text , creates visible output.

Parameters

text

The tested string.

Return Values

Returns TRUE if every character in text is printable and actually creates visible output (no white space), FALSE otherwise.

Examples

Example #1 A ctype_graph() example

<?php
$strings 
= array('string1' => "asdf\n\r\t"'string2' => 'arf12''string3' => 'LKA#@%.54');
foreach (
$strings as $name => $testcase) {
    if (
ctype_graph($testcase)) {
        echo 
"The string '$name' consists of all (visibly) printable characters.\n";
    } else {
        echo 
"The string '$name' does not consist of all (visibly) printable characters.\n";
    }
}
?>

The above example will output:

The string 'string1' does not consist of all (visibly) printable characters.
The string 'string2' consists of all (visibly) printable characters.
The string 'string3' consists of all (visibly) printable characters.

See Also

  • ctype_alnum() - Check for alphanumeric character(s)
  • ctype_print() - Check for printable character(s)
  • ctype_punct() - Check for any printable character which is not whitespace or an alphanumeric character