(PHP 7)
Check if code point is a titlecase letter
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}")
Returns:
Returns TRUE if codepoint is a titlecase letter, FALSE if not.
Examples:
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:
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