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Последние активные темы форума |
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ctype_print
(PHP 4 >= 4.0.4, PHP 5) ctype_print -- Check for printable character(s)
Descriptionbool ctype_print ( string text ) 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.
Пример 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
"
;
}
}
?>
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Результат выполнения данного примера: 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. |
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Смотрите также ctype_cntrl(), ctype_graph(),
and ctype_punct().
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