Php/docs/intlchar.isisocontrol
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IntlChar::isISOControl
(PHP 7)
IntlChar::isISOControl — Check if code point is an ISO control code
Description
public static IntlChar::isISOControl
( mixed $codepoint
) : bool
Determines whether the specified code point is an ISO control code.
TRUE
for U+0000..U+001f and U+007f..U+009f (general category "Cc").
Parameters
codepoint
- The int codepoint value (e.g.
0x2603
for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g."\u{2603}"
)
Return Values
Returns TRUE
if
codepoint
is an ISO control code, FALSE
if not.
Examples
Example #1 Testing different code points
<?phpvar_dump(IntlChar::isISOControl(" "));var_dump(IntlChar::isISOControl("\n"));var_dump(IntlChar::isISOControl("\u{200e}"));?>
The above example will output:
bool(false) bool(true) bool(false)