Checks if all of the characters in the provided string,
text, are printable.
Seznam parametrů
text
The tested string.
Návratové hodnoty
Returns TRUE if every character in text
will actually create output (including blanks). Returns FALSE if
text contains control characters or characters
that do not have any output or control function at all.
Příklady
Příklad 1. A ctype_print() example
<?php $strings = array('string1' => "asdf\n\r\t", 'string2' => 'arf12', 'string3' => 'LKA#@%.54'); foreach ($strings as $name => $testcase) { if (ctype_print($testcase)) { echo "The string '$name' consists of all printable characters.\n"; } else { echo "The string '$name' does not consist of all printable characters.\n"; } } ?>
Výše uvedený příklad vypíše:
The string 'string1' does not consist of all printable characters.
The string 'string2' consists of all printable characters.
The string 'string3' consists of all printable characters.