IntlChar::istitle
(PHP 7)
IntlChar::istitle — Check if code point is a titlecase letter
Description
public static bool IntlChar::istitle ( mixed $codepoint )Determines whether the specified code point is a titlecase letter.
TRUE for general category "Lt" (titlecase letter).
Parameters
codepoint
The integer 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
<?php
var_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
← IntlChar::isspace
IntlChar::isUAlphabetic →
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