IntlChar::istitle

(PHP 7)

IntlChar::istitle — Check if code point is a titlecase letter

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public static IntlChar::istitle ( mixed $codepoint ) : bool

Determines whether the specified code point is a titlecase letter.

TRUE for general category "Lt" (titlecase letter).

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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}")

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Returns TRUE if codepoint is a titlecase letter, FALSE if not.

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Example #1 Testing different code points

<?php
var_dump(IntlChar::istitle("A"));
var_dump(IntlChar::istitle("a"));
var_dump(IntlChar::istitle("锟斤拷"));
var_dump(IntlChar::istitle("锟斤拷"));
var_dump(IntlChar::istitle("1"));
?>

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bool(false)
bool(true)
bool(false)
bool(true)
bool(false)

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