Php/docs/intlchar.istitle
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IntlChar::istitle
(PHP 7)
IntlChar::istitle — Check if code point is a titlecase letter
Description
public static IntlChar::istitle
( mixed $codepoint
) : bool
Determines whether the specified code point is a titlecase letter.
TRUE
for general category "Lt" (titlecase letter).
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 a titlecase letter, FALSE
if not.
Examples
Example #1 Testing different code points
<?phpvar_dump(IntlChar::istitle("A"));var_dump(IntlChar::istitle("a"));var_dump(IntlChar::istitle("Φ"));var_dump(IntlChar::istitle("φ"));var_dump(IntlChar::istitle("1"));?>
The above example will output:
bool(false) bool(true) bool(false) bool(true) bool(false)
See Also
- IntlChar::isupper() - Check if code point has the general category "Lu" (uppercase letter)
- IntlChar::islower() - Check if code point is a lowercase letter
- IntlChar::totitle() - Make Unicode character titlecase